DRTTF / DIRTT Environmental Solutions Ltd. - Pemfailan SEC, Laporan Tahunan, Penyata Proksi

DIRTT Environmental Solutions Ltd.
US ˙ OTCPK ˙ CA25490H1064

Statistik Asas
LEI 894500O6PMNB4TY83V17
CIK 1340476
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to DIRTT Environmental Solutions Ltd.
SEC Filings (Chronological Order)
Halaman ini menyediakan senarai kronologi lengkap bagi Pemfailan SEC, tidak termasuk pemfailan pemilikan yang kami sediakan di tempat lain.
August 26, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 26, 2025 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Co

August 26, 2025 EX-99.1

DIRTT Announces Normal Course Issuer Bid for Debentures

DIRTT Announces Normal Course Issuer Bid for Debentures CALGARY, Alberta, August 26, 2025 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

July 30, 2025 EX-99.1

DIRTT Reports Second Quarter 2025 Financial Results

DIRTT Reports Second Quarter 2025 Financial Results CALGARY, Alberta, July 30, 2025 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

July 30, 2025 10-Q

Cautionary Statement Regarding Forward-Looking Statements PART I – FINANCIAL INFORMATION PART II – OTHER INFORMATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENTAL SO

July 30, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 30, 2025 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Comm

July 30, 2025 EX-99.2

DIRTT Welcomes Adrian Zarate to the Board of Directors

DIRTT Welcomes Adrian Zarate to the Board of Directors CALGARY, Alberta, July 30, 2025 (GLOBE NEWSWIRE) — DIRTT Environmental Solutions Ltd.

June 27, 2025 S-8

As filed with the Securities and Exchange Commission on June 27, 2025

As filed with the Securities and Exchange Commission on June 27, 2025 Registration No.

June 27, 2025 EX-FILING FEES

Calculation of Filing Fee Tables.

Exhibit 107.1 Calculation of Filing Fee Tables Form S-8 Registration Statement (Form Type) DIRTT Environmental Solutions Ltd. (Exact Name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregate Offering Price (2) Fee Rate Amount of Re

June 24, 2025 EX-10.1

DIRTT Environmental Solutions Ltd. Third Amended and Restated Long Term Incentive Plan (incorporated by reference to Exhibit 10.1 to the Registrant’s Current Report on Form 8-K, File No. 000-56646, filed with the Commission on June 24, 2025).

Exhibit 10.1 DIRTT ENVIRONMENTAL SOLUTIONS LTD. THIRD AMENDED AND RESTATED LONG TERM INCENTIVE PLAN 1. Purpose The purpose of the DIRTT Environmental Solutions Ltd. Third Amended and Restated Long Term Incentive Plan (the “Plan”) is to encourage selected employees, officers, consultants, and directors of DIRTT Environmental Solutions Ltd. (together with any corporate successor, the “Corporation”)

June 24, 2025 EX-10.2

DIRTT Environmental Solutions Ltd. Amended and Restated Employee Share Purchase Plan

Exhibit 10.2 DIRTT ENVIRONMENTAL SOLUTION LTD. 2025 EMPLOYEE SHARE PURCHASE PLAN 1. Purpose The purpose of the DIRTT Environmental Solutions Ltd. 2025 Employee Share Purchase Plan (the “Plan”) is to advance the interests of DIRTT Environmental Solutions Ltd. (together with any corporate successor, the “Corporation”), and its shareholders by providing Eligible Employees (as defined below) of the Co

June 24, 2025 EX-99.1

DIRTT Announces Results of Annual General and Special Meeting of Shareholders

Exhibit 99.1 DIRTT Announces Results of Annual General and Special Meeting of Shareholders CALGARY, Alberta, June 24, 2025 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”, “we”, “our”, “us” or “ours”) (TSX: DRT; OTCQX: DRTTF), a leader in industrialized construction, today announced the results of its annual general and special meeting of shareholders held on June 2

June 24, 2025 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 24, 2025 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Comm

May 28, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

May 7, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 7, 2025 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Commis

May 7, 2025 10-Q

Cautionary Statement Regarding Forward-Looking Statements PART I – FINANCIAL INFORMATION PART II – OTHER INFORMATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENTAL S

May 7, 2025 EX-99.1

DIRTT Reports First Quarter 2025 Financial Results

DIRTT Reports First Quarter 2025 Financial Results CALGARY, Alberta, May 7, 2025 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

May 2, 2025 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No. 1

The following items were the subject of a Form 12b-25 and are included herein: Items 10, 11, 12, 13 and 14.

May 1, 2025 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 000-56646

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING Commission File Number: 000-56646 (Check One) ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-CEN ☐ Form N-CSR For Period Ended: December 31, 2024 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report o

April 28, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2025 DIRTT ENVIRONMENTAL SOLUTIONS LTD Canada 001-39061 00-0000000 7303 30th Street S.E. Calgary, Alberta T2C 1N6 Registrant’s Telephone Number, Including Area Code: (403) 7

April 24, 2025 EX-10.2

Executive Employment Agreement Addendum by and between DIRTT Environmental Solutions Ltd. and Fareeha Khan, effective March 3, 2025.

Exhibit 10.2 EXECUTIVE EMPLOYMENT AGREEMENT ADDENDUM THIS EXECUTIVE EMPLOYMENT AGREEMENT ADDENDUM is made as of March 3, 2025. BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS, LTD. (the “Company”) - and - Fareeha Khan (the “Executive”) NOW THEREFORE in consideration of the mutual covenants and agreements contained in this Agreement and other good and valuable consideration (the receipt and sufficiency of w

April 24, 2025 EX-10.1

Executive Employment Agreement Addendum by and between DIRTT Environmental Solutions Ltd. and Benjamin Urban, effective March 3, 2025.

Exhibit 10.1 EXECUTIVE EMPLOYMENT AGREEMENT Addendum THIS EXECUTIVE EMPLOYMENT AGREEMENT ADDENDUM is made as of March 3, 2025. BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS, LTD. (the “Company”) - and - Benjamin Urban (the “Executive”) NOW THEREFORE in consideration of the mutual covenants and agreements contained in this Agreement and other good and valuable consideration (the receipt and sufficiency of

April 24, 2025 EX-10.4

Form of Restricted Stock Unit Agreement Amendment for Executives, effective April 23, 2025 (incorporated by reference to Exhibit 10.4 to the Registrant’s Current Report on Form 8-K, File No. 001-39061, filed on April 24, 2025).

Exhibit 10.4 DIRTT ENVIRONMENTAL SOLUTIONS LTD. LONG TERM INCENTIVE PLAN Amendment no. 1 to TIME-Based Restricted SHARE Unit Award Agreement This Amendment No. 1 to the Time-Based Restricted Share Unit Award Agreement, dated as of April 23, 2025 (the “Amendment”), is by and between DIRTT Environmental Solutions Ltd. (the “Corporation”) and [●] (the “Participant,” and together with the Corporation,

April 24, 2025 EX-10.3

Amended and Restated Executive Employment Agreement by and between DIRTT Environmental Solutions Ltd. and Richard Hunter, executed April 15, 2025 (incorporated by reference to Exhibit 10.3 to the Registrant’s Current Report on Form 8-K, File No. 001-39061, filed on April 24, 2025).

Exhibit 10.3 EXECUTIVE EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT is entered into as of March 20, 2025. BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS, Ltd. (the “Company”) - and - RICHARD J. HUNTER (the “Executive”) RECITALS: A. The Executive is currently employed by the Company pursuant to an employment agreement dated August 12, 2022. B. The Company wishes to continue to employ the Executive and th

April 24, 2025 8-K

FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 3, 2025 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Comm

February 26, 2025 EX-10.42

Indemnity Agreement, dated November 26, 2024, between DIRTT Environmental Solutions Ltd. and Holly Hess Groos

Exhibit 10.42 INDEMNITY AGREEMENT THIS INDEMNITY AGREEMENT is made as of this 26th day of November, 2024 BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS LTD., a corporation governed by the laws of the Province of Alberta (the “Corporation”) -and- Holly Hess Groos, an individual residing in Florida (the “Indemnified Party”) RECITALS: A. The Indemnified Party serves as a director and/or officer of the Corpor

February 26, 2025 EX-4.1

Description of Registrant’s Securities.

Exhibit 4.1 DESCRIPTION OF CAPITAL STOCK General DIRTT Environmental Solutions Ltd. (“DIRTT,” the “Company,” “the Corporation,” “we” or “our”) is amalgamated in Alberta, Canada, under the Business Corporations Act (Alberta) (as amended, the “ABCA”). The following is a description of DIRTT’s common shares, without par value (“Common Shares”), which are the only securities of DIRTT registered pursua

February 26, 2025 EX-10.43

Triparty Agreement dated February 20, 2025, by and among Royal Bank of Canada, Great Midwest Insurance Company and any other company that is part of or added to Skyward Specialty Insurance Group, Inc. for which surety business is underwritten by the Skyward Specialty surety division and DIRTT Environmental Solutions Ltd. and DIRTT Environmental Solutions, Inc.

Exhibit 10.43 SPECIFIC TERMS IN THIS EXHIBIT HAVE BEEN REDACTED BECAUSE SUCH TERMS ARE BOTH NOT MATERIAL AND ARE THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. THESE REDACTED TERMS HAVE BEEN MARKED IN THIS EXHIBIT WITH THREE ASTERISKS [***]. TRIPARTY AGREEMENT This Triparty Agreement made as of February 20, 2025 is made by and between Royal Bank of Canada (the “Lender”), Great Mid

February 26, 2025 EX-10.44

Fourth Amendment to Loan Agreement, dated February 12, 2025, by and among DIRTT Environmental Solutions Ltd., DIRTT Environmental Solutions, Inc. and Royal Bank of Canada.

Exhibit 10.44 FOURTH AMENDMENT TO LOAN AGREEMENT DATED as of February 12, 2025 AMONG: DIRTT ENVIRONMENTAL SOLUTIONS LTD., and DIRTT ENVIRONMENTAL SOLUTIONS, INC., as Borrowers AND: ROYAL BANK OF CANADA, as Lender PREAMBLE WHEREAS the Borrowers and the Lender entered into that certain Loan Agreement dated as of February 12, 2021 (as amended pursuant to a First Amendment and Consent dated November 1

February 26, 2025 EX-19.2

Insider Trading Policy (Pre-clearance group)

Exhibit 19.2 October 1, 2019 DIRTT Environmental Solutions Ltd. Insider Trading Policy (Preclearance Group) INSIDER TRADING POLICY DIRTT Environmental Solutions Ltd. (“the Company”) has adopted an Insider Trading Policy that applies to each employee, director and officer of the Company and its subsidiaries. The Company has also adopted this Insider Trading Policy (Preclearance Group) (the “Policy”

February 26, 2025 EX-21.1

Subsidiaries of DIRTT Environmental Solutions Ltd.

Exhibit 21.1 DIRTT Environmental Solutions Ltd. List of Subsidiaries Name Jurisdiction of Organization DIRTT Environmental Solutions, Inc. Colorado 1 2

February 26, 2025 EX-99.1

DIRTT Reports Fourth Quarter 2024 Financial Results

DIRTT Reports Fourth Quarter 2024 Financial Results CALGARY, Alberta, February 26, 2025 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

February 26, 2025 EX-10.45

Fifth Amendment to Loan Agreement, dated February 20, 2025, by and among DIRTT Environmental Solutions Ltd., DIRTT Environmental Solutions, Inc. and Royal Bank of Canada.

Exhibit 10.45 SPECIFIC TERMS IN THIS EXHIBIT HAVE BEEN REDACTED BECAUSE SUCH TERMS ARE BOTH NOT MATERIAL AND ARE THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. THESE REDACTED TERMS HAVE BEEN MARKED IN THIS EXHIBIT WITH THREE ASTERISKS ***. FIFTH AMENDMENT TO LOAN AGREEMENT DATED as of February 20, 2025 AMONG: DIRTT ENVIRONMENTAL SOLUTIONS LTD., and DIRTT ENVIRONMENTAL SOLUTIONS, I

February 26, 2025 EX-10.46

Lease Amending Agreement dated April 25, 2024, by and between Piret (7303 - 30th Street SE) Holdings Inc. and DIRTT Environmental Solutions Ltd.

Exhibit 10.46 SPECIFIC TERMS IN THIS EXHIBIT HAVE BEEN REDACTED BECAUSE SUCH TERMS ARE BOTH NOT MATERIAL AND ARE THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. THESE REDACTED TERMS HAVE BEEN MARKED IN THIS EXHIBIT WITH THREE ASTERISKS [***]. Extension LEASE AMENDING AGREEMENT THIS AGREEMENT made as of the 25th day of April, 2024, B E T W E E N: PIRET (7303-30TH STREET SE) HOLDINGS

February 26, 2025 EX-19.1

Insider Trading Policy

Exhibit 19.1 INSIDER TRADING POLICY DIRTT ENVIRONMENTAL SOLUTIONS LTD. 2021 11 01 IN ORDER TO TAKE AN ACTIVE ROLE IN THE PREVENTION OF INSIDER TRADING VIOLATIONS BY OFFICERS, DIRECTORS, EMPLOYEES AND OTHER RELATED INDIVIDUALS OF DIRTT ENVIRONMENTAL SOLUTIONS LTD. (THE “COMPANY”) AND ITS SUBSIDIARIES, THE COMPANY HAS ADOPTED THIS INSIDER TRADING POLICY (THE “POLICY”). STATEMENT OF INTENT The Compan

February 26, 2025 10-K

7. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

7. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-39061 DIRTT ENVIRO

February 26, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 26, 2025 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (

December 18, 2024 EX-99.1

DIRTT Announces Normal Course Issuer Bid for Common Shares

DIRTT Announces Normal Course Issuer Bid for Common Shares CALGARY, Alberta, December 18, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

December 18, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 18, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (

November 26, 2024 EX-99.1

DIRTT Welcomes Holly Hess Groos to the Board of Directors

Exhibit 99.1 DIRTT Welcomes Holly Hess Groos to the Board of Directors CALGARY, Alberta, November 26, 2024 (GLOBE NEWSWIRE) — DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”), a leader in industrialized construction, is pleased to announce that Holly Hess Groos is joining the DIRTT Board of Directors effective November 26, 2024 and will also serve as the Chair of the Audit Committee.

November 26, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 26, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (

November 6, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 6, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (C

November 6, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENT

November 6, 2024 EX-99.1

DIRTT Reports Third Quarter 2024 Financial Results

DIRTT Reports Third Quarter 2024 Financial Results CALGARY, Alberta, November 6, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

September 20, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 20, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation)

September 20, 2024 EX-99.1

DIRTT Announces Results of Special Meeting of Shareholders

DIRTT Announces Results of Special Meeting of Shareholders CALGARY, ALBERTA, September 20, 2024 – DIRTT Environmental Solutions Ltd.

September 11, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 11, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation)

September 11, 2024 EX-99.1

DIRTT Announces Promotion of Richard Hunter to President and Chief Operating Officer

DIRTT Announces Promotion of Richard Hunter to President and Chief Operating Officer CALGARY, Alberta, September 11, 2024 – DIRTT Environmental Solutions Ltd.

August 26, 2024 EX-99.1

DIRTT Announces Normal Course Issuer Bid for Debentures

DIRTT Announces Normal Course Issuer Bid for Debentures CALGARY, Alberta, August 26, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

August 26, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 26, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Co

August 16, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant  Filed by a Party other than the Registrant  Check the appropriate box:  Preliminary Proxy Statement  Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))  Defin

August 7, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 7, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Com

August 7, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENTAL SO

August 7, 2024 EX-99.1

DIRTT Reports Second Quarter 2024 Financial Results

DIRTT Reports Second Quarter 2024 Financial Results CALGARY, Alberta, August 7, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

August 6, 2024 PRE 14A

SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant  Filed by a Party other than the Registrant  Check the appropriate box:  Preliminary Proxy Statement  Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))  Defin

August 6, 2024 SC 13D/A

DRTTF / DIRTT Environmental Solutions Ltd. / Noll Shaun Activist Investment

SC 13D/A 1 ff371312413da9-noll.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 9)* DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 25490H106 (CUSIP Number) Shaun Noll 2494 Sand Hill Rd., Menlo Park, CA, 94025 (415) 284-7486) (Name, Address

August 5, 2024 SC 13D/A

DRTTF / DIRTT Environmental Solutions Ltd. / 22NW Fund, LP - AMENDMENT NO. 13 TO THE SCHEDULE 13D Activist Investment

SC 13D/A 1 sc13da131068001208052024.htm AMENDMENT NO. 13 TO THE SCHEDULE 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 13)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, withou

August 2, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Com

August 2, 2024 EX-10.1

Convertible Debenture Repurchase Agreement, dated as of August 2, 2024, by and between DIRTT Environmental Solutions Ltd. and 22NW Fund, LP (incorporated by reference to Exhibit 10.1 of the Registrants Current Report on Form 8-K,File No. 001-39061, filed August 2, 2024)

CONVERTIBLE DEBENTURE REPURCHASE AGREEMENT THIS CONVERTIBLE DEBENTURE REPURCHASE AGREEMENT (this “Agreement”) is entered into as of August 2, 2024, by and between DIRTT Environmental Solutions Ltd.

August 2, 2024 EX-10.2

Support and Standstill Agreement, dated as of August 2, 2024, by and among DIRTT Environmental Solutions Ltd., 22NW Fund, LP and WWT Opportunity #1 LLC (incorporated by reference to Exhibit 10.2 of the Registrants Current Report on Form 8-K,File No. 001-39061, filed August 2, 2024)

SUPPORT AND STANDSTILL AGREEMENT THIS SUPPORT AND STANDSTILL AGREEMENT dated this 2nd day of August, 2024 (this "Agreement"), is made by and among 22NW Fund, LP, a limited partnership existing under the laws of Delaware ("22NW"), WWT Opportunity #1 LLC, a limited liability company existing under the laws of Delaware ("WWT") and DIRTT Environmental Solutions Ltd.

August 2, 2024 EX-99.1

Directors (1)

DIRTT Announces Debenture Repurchase, Enters into Support Agreement and Amends Shareholder Rights Plan CALGARY, Alberta, August 2, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

August 2, 2024 8-A12G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-A/A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-A/A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of registrant as specified in its charter) Alberta, Canada 00-0000000 (State or other jurisdiction of incorporation) (I.R.S. Employer Identificatio

August 2, 2024 EX-4.1

Amended and Restated Shareholder Rights Plan Agreement, dated as of August 2, 2024, by and between DIRTT Environmental Solutions Ltd. and Computershare Trust Company of Canada, as rights agent (incorporated by reference to Exhibit 4.1 of the Registrants Current Report on Form 8-K,File No. 001-39061,filed August 2, 2024).

AMENDED AND RESTATED SHAREHOLDER RIGHTS PLAN AGREEMENT DATED AS OF August 2, 2024 BETWEEN DIRTT ENVIRONMENTAL SOLUTIONS LTD.

July 3, 2024 EX-99.1

DIRTT Announces Board of Directors Changes

DIRTT Announces Board of Directors Changes CALGARY, Alberta, July 1, 2024 – DIRTT Environmental Solutions Ltd.

July 3, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 30, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Comm

May 17, 2024 EX-FILING FEES

Calculation of Filing Fee Tables.

Exhibit 107.1 Calculation of Filing Fee Tables Form S-8 Registration Statement (Form Type) DIRTT Environmental Solutions Ltd. (Exact Name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregate Offering Price (2) Fee Rate Amount of Re

May 17, 2024 S-8

As filed with the Securities and Exchange Commission on May 17, 2024

As filed with the Securities and Exchange Commission on May 17, 2024 Registration No.

May 10, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 10, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Commi

May 10, 2024 EX-10.1

DIRTT Environmental Solutions Second Amended and Restated DIRTT Environmental Solutions Ltd. Long Term Incentive Plan (incorporated by reference to Exhibit 10.1 to the Registrant’s Current report on Form 8-K, File No. 001-39061, filed May 10, 2024)

Exhibit 10.1 DIRTT ENVIRONMENTAL SOLUTIONS LTD. SECOND AMENDED AND RESTATED LONG TERM INCENTIVE PLAN 1. Purpose The purpose of the DIRTT Environmental Solutions Ltd. Second Amended and Restated Long Term Incentive Plan (the “Plan”) is to encourage selected employees, officers, consultants, and directors of DIRTT Environmental Solutions Ltd. (together with any corporate successor, the “Corporation”

May 10, 2024 EX-99.1

DIRTT Announces Results of Annual and Special Meeting of Shareholders

DIRTT Announces Results of Annual and Special Meeting of Shareholders CALGARY, Alberta, May 10, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

May 8, 2024 EX-99.1

DIRTT Reports First Quarter 2024 Financial Results

DIRTT Reports First Quarter 2024 Financial Results CALGARY, Alberta, May 8, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

May 8, 2024 EX-10.1

Indemnity Agreement, dated March 4, 2024, between DIRTT Environmental Solutions Ltd and Shalima Pannikode

Exhibit 10.1 INDEMNITY AGREEMENT THIS INDEMNITY AGREEMENT is made as of this 4th day of March, 2024 BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS LTD., a corporation governed by the laws of the Province of Alberta (the “Corporation”) -and- Shalima Pannikode, an individual residing in Mclean, Virginia (the “Indemnified Party”) RECITALS: A. The Indemnified Party serves as a director and/or officer of the C

May 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENTAL S

May 8, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 8, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Commis

March 28, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

March 28, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

March 26, 2024 SC 13D/A

DRTT / DIRTT Environmental Solutions Ltd / 22NW Fund, LP - AMENDMENT NO. 12 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 12)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securities) 25490H106 (CUSIP Number) Aron R. E

March 25, 2024 EX-99.1

DIRTT Adopts Shareholder Rights Plan and Enters Into Support Agreement

Exhibit 99.1 DIRTT Adopts Shareholder Rights Plan and Enters Into Support Agreement CALGARY, Alberta, March 22, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd. (TSX: DRT; OTC: DRTTF), a leader in industrialized construction, announced today that its Board of Directors has adopted the shareholder rights plan announced on March 19, 2024 and has also entered into a support agreement with D

March 25, 2024 EX-99.(A)(5)(III)

Press Release, dated March 25, 2024.

Exhibit (a)(5)(iii) DIRTT Announces Results of its Substantial Issuer Bid and Tender Offer CALGARY, Alberta, March 25, 2024 (GLOBE NEWSWIRE) — DIRTT Environmental Solutions Ltd.

March 25, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 18, 2024 DIRTT ENVIRONMENTA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 18, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Com

March 25, 2024 EX-4.1

Shareholder Rights Plan Agreement, dated as of March 22, 2024, by and between DIRTT Environmental Solutions Ltd. and Computershare Trust Company of Canada, as rights agent (incorporated by reference to Exhibit 4.1 to the Registrant’s Current Report on Form 8-K, File No. 001-39061, filed March 25, 2024).

Exhibit 4.1 SHAREHOLDER RIGHTS PLAN AGREEMENT DATED AS OF MARCH 22, 2024 BETWEEN DIRTT ENVIRONMENTAL SOLUTIONS LTD. AND COMPUTERSHARE TRUST COMPANY OF CANADA AS RIGHTS AGENT TABLE OF CONTENTS Page ARTICLE 1 INTERPRETATION 1 1.1 Certain Definitions 1 1.2 Currency 15 1.3 Number and Gender 15 1.4 Headings 15 1.5 Statutory References 15 1.6 Calculation of Number and Percentage of Beneficial Ownership

March 25, 2024 8-A12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact nam

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of registrant as specified in its charter) Alberta, Canada 00-0000000 (State or other jurisdiction of incorporation) (IRS Employer Identification No

March 25, 2024 SC TO-I/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 2 SCHEDULE TO Tender Offer Statement under Section 14(d)(1) or Section 13(e)(1) of the Securities Exchange Act of 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Name of S

SC TO-I/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 2 to SCHEDULE TO Tender Offer Statement under Section 14(d)(1) or Section 13(e)(1) of the Securities Exchange Act of 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Name of Subject Company and Filing Person (Issuer) and Name of Filing Person (Offeror)) 6.00% Convertible Unsecured Subordinated Debentures due Ja

March 25, 2024 EX-10.1

Term Sheet, dated as of March 17, 2024, by and between DIRTT Environmental Solutions Ltd. and 22NW Fund, LP.

Exhibit 10.1 22NW Fund, LP 590 1st Ave. S, Unit C1 Seattle, Washington 98104 VIA EMAIL March 16, 2024 Mr. Ken Sanders, Chairman DIRTT Environmental Solutions Ltd. 7303-30th Street SE, Calgary, AB T2C 1N6 Dear Ken: Support and Standstill Agreement To confirm the proposal we have communicated today to representatives of DIRTT Environmental Solutions Ltd. (“DIRTT”), 22NW Fund, LP (“22NW”) is providin

March 25, 2024 EX-10.2

Support and Standstill Agreement, dated as of March 22, 2024, by and between DIRTT Environmental Solutions Ltd. and 22NW Fund, LP (incorporated by reference to Exhibit 10.2 to the Registrant’s Form 8-K, File No. 001-39061, filed on March 25, 2024).

Exhibit 10.2 SUPPORT AND STANDSTILL AGREEMENT THIS SUPPORT AND STANDSTILL AGREEMENT dated this 22nd day of March, 2024 (this “Agreement”), is made by and between 22NW Fund, LP, a limited partnership existing under the laws of Delaware (the “Shareholder”) and DIRTT Environmental Solutions Ltd., a corporation existing under the laws of Alberta (“DIRTT”). WHEREAS the Shareholder beneficially owns, or

March 19, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No . )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No . ) Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(

March 6, 2024 EX-99.(A)(1)(IV)

Notice of Variation, dated March 5, 2024.

Exhibit (a)(1)(iv) This document is important and requires your immediate attention.

March 6, 2024 SC TO-I/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 SCHEDULE TO Tender Offer Statement under Section 14(d)(1) or Section 13(e)(1) of the Securities Exchange Act of 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Name of S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 to SCHEDULE TO Tender Offer Statement under Section 14(d)(1) or Section 13(e)(1) of the Securities Exchange Act of 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Name of Subject Company and Filing Person (Issuer) and Name of Filing Person (Offeror)) 6.00% Convertible Unsecured Subordinated Debentures due January 2026

March 6, 2024 EX-99.(A)(5)(II)

Press Release, dated March 5, 2024.

Exhibit (a)(5)(ii) DIRTT Announces Amendments to its Substantial Issuer Bid CALGARY, Alberta, March 5, 2024 (GLOBE NEWSWIRE) — DIRTT Environmental Solutions Ltd.

March 6, 2024 EX-99.(A)(1)(II)

Amended Form of Letter of Transmittal, dated March 5, 2024.

Exhibit (a)(1)(ii) This Letter of Transmittal outlines the definitive terms and conditions under which beneficial holders (each, a “Debentureholder”) of the 6.

March 5, 2024 CORRESP

DIRTT Environmental Solutions Ltd. 7303 30th Street S.E. Calgary, Alberta, Canada T2C 1N6

Securities and Exchange Commission March 5, 2024 Page 1 DIRTT Environmental Solutions Ltd.

March 5, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 4, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Comm

March 5, 2024 EX-99.1

DIRTT Welcomes Shally Pannikode to the Board of Directors

DIRTT Welcomes Shally Pannikode to the Board of Directors CALGARY, Alberta, March 4, 2024 (GLOBE NEWSWIRE) — DIRTT Environmental Solutions Ltd.

February 21, 2024 EX-10.39

Third Amendment to Loan Agreement, dated February 9, 2024, by and among DIRTT Environmental Solutions Ltd., DIRTT Environmental Solutions, Inc. and Royal Bank of Canada (incorporated by reference to Exhibit 10.39 to the Registrant’s Current Report on Form 10-K, File No. 001-39061, filed on February 24, 2024).

Exhibit 10.39 Execution version SPECIFIC TERMS IN THIS EXHIBIT HAVE BEEN REDACTED BECAUSE SUCH TERMS ARE BOTH NOT MATERIAL AND ARE THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. THESE REDACTED TERMS HAVE BEEN MARKED IN THIS EXHIBIT WITH THREE ASTERISKS [***]. THIRD AMENDMENT AND CONSENT TO LOAN AGREEMENT DATED as of February 9, 2024 AMONG: DIRTT ENVIRONMENTAL SOLUTIONS LTD., and D

February 21, 2024 10-K

7. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

7. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-39061 DIRTT ENVIRO

February 21, 2024 EX-21.1

Subsidiaries of DIRTT Environmental Solutions Ltd.

Exhibit 21.1 DIRTT Environmental Solutions Ltd. List of Subsidiaries Name Jurisdiction of Organization DIRTT Environmental Solutions, Inc. Colorado 1 2

February 21, 2024 EX-10.40

Lease Amending Agreement, dated February 6, 2023, by and between HOOPP Realty Inc./Les Immeubles HOOPP Inc., (6335 - 57th Street SE) and DIRTT Environmental Solutions Ltd (incorporated by reference to Exhibit 10.40 to the Registrant’s Current Report on Form 10-K, File No. 001-39061, filed on February 21, 2024).

SIXTH AMENDMENT OF LEASE This AGREEMENT dated for reference this 6th day of February, 2023 BETWEEN: HOOPP REALTY INC.

February 21, 2024 EX-99.1

DIRTT Reports Fourth Quarter 2023 Financial Results

DIRTT Reports Fourth Quarter 2023 Financial Results CALGARY, Alberta, February 21, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd.

February 21, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 21, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (

February 15, 2024 EX-99.1

DIRTT Announces Issuer Bid and Tender Offer to Purchase 6.00% Convertible Debentures due January 2026 and 6.25% Convertible Debentures due December 2026

DIRTT Announces Issuer Bid and Tender Offer to Purchase 6.00% Convertible Debentures due January 2026 and 6.25% Convertible Debentures due December 2026 CALGARY, Alberta, February 15, 2024 (GLOBE NEWSWIRE) - DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) (TSX: DRT; OTC: DRTTF), a leader in industrialized construction, announced today that its board of directors has approved a substa

February 15, 2024 EX-99.(A)(1)(III)

Notice of Guaranteed Delivery, dated February 15, 2024.

Exhibit (a)(1)(iii)   THIS IS NOT A LETTER OF TRANSMITTAL Offer to purchase for cash up to C$6,000,000 aggregate principal amount of the issued and outstanding 6.

February 15, 2024 EX-99.(A)(1)(I)

Offer to Purchase and Issuer Bid Circular, dated February 15, 2024.

Table of Contents Exhibit (a)(1)(i) This document is important and requires your immediate attention.

February 15, 2024 EX-99.(A)(5)(I)

Press Release, dated February 15, 2024.

Exhibit (a)(5)(i) DIRTT Announces Issuer Bid and Tender Offer to Purchase 6.00% Convertible Debentures due January 2026 and 6.25% Convertible Debentures due December 2026 CALGARY, Alberta, February 15, 2024 (GLOBE NEWSWIRE) — DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) (TSX: DRT; OTC: DRTTF), a leader in industrialized construction, announced today that its board of directors has

February 15, 2024 SC TO-I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO Tender Offer Statement under Section 14(d)(1) or Section 13(e)(1) of the Securities Exchange Act of 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Name of Subject Company a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO Tender Offer Statement under Section 14(d)(1) or Section 13(e)(1) of the Securities Exchange Act of 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Name of Subject Company and Filing Person (Issuer) and Name of Filing Person (Offeror)) 6.00% Convertible Unsecured Subordinated Debentures due January 2026 and 6.25% Converti

February 15, 2024 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables SC TO-I (Form Type) DIRTT Environmental Solutions Ltd.

February 15, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 15, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of registrant as specified in its charter) Canada 001-39061 00-0000000 (State or other jurisdiction of incorporation)

February 15, 2024 EX-99.(A)(1)(II)

Form of Letter of Transmittal, dated February 15, 2024.

Exhibit (a)(1)(ii) This Letter of Transmittal outlines the definitive terms and conditions under which beneficial holders (each, a “Debentureholder”) of the 6.

February 13, 2024 EX-99.1

DIRTT Announces Preliminary Fourth Quarter and Year-End 2023 Financial Results

Exhibit 99.1 DIRTT Announces Preliminary Fourth Quarter and Year-End 2023 Financial Results CALGARY, Alberta, February 12, 2024 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd. (TSX: DRT; OTC: DRTTF), a leader in industrialized construction, announces certain preliminary unaudited financial results for the fourth quarter and year ended December 31, 2023. Unless otherwise stated, financial inf

February 13, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 12, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (

February 12, 2024 SC 13G/A

CA:DRT / DIRTT Environmental Solutions Ltd. / AMERICAN CENTURY INVESTMENT MANAGEMENT INC - SC 13G/A Passive Investment

SC 13G/A 1 dirttenviornmental13g-a2.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2) * DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Name of Issuer) COMMON SHARES (Title of Class of Securities) 25490H106 (CUSIP Number) DECEMBER 31, 2023 (Date of Event Which Requires Filing of this Statement) Check th

January 23, 2024 SC 13D/A

CA:DRT / DIRTT Environmental Solutions Ltd. / 22NW Fund, LP - AMENDMENT NO. 11 TO THE SCHEDULE 13D Activist Investment

SC 13D/A 1 sc13da111068001201232024.htm AMENDMENT NO. 11 TO THE SCHEDULE 13D UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 11)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, withou

January 18, 2024 SC 13D/A

CA:DRT / DIRTT Environmental Solutions Ltd. / Noll Shaun Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 8)* DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 25490H106 (CUSIP Number) Shaun Noll 2494 Sand Hill Rd., Menlo Park, CA, 94025 (415) 284-7486) (Name, Address and Telephone Number of Person Aut

January 9, 2024 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 9, 2024 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (Co

January 9, 2024 EX-99.1

DIRTT Announces Closing of Rights Offering

Exhibit 99.1 DIRTT Announces Closing of Rights Offering CALGARY, Alberta, January 9, 2024 (GLOBE NEWSWIRE) - DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) (TSX: DRT; OTC: DRTTF), a leader in industrialized construction, announced today the successful completion of its previously announced rights offering to its common shareholders for aggregate gross proceeds of C$30,000,000 (the “

December 28, 2023 SC 13D/A

CA:DRT / DIRTT Environmental Solutions Ltd. / Noll Shaun Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 7)* DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 25490H106 (CUSIP Number) Shaun Noll 2494 Sand Hill Rd., Menlo Park, CA, 94025 (415) 284-7486) (Name, Address and Telephone Number of Person Aut

December 19, 2023 S-1MEF

As filed with the Securities and Exchange Commission on December 19, 2023

As filed with the Securities and Exchange Commission on December 19, 2023 Registration No.

December 19, 2023 EX-FILING FEES

Filing Fee Table

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) DIRTT ENVIRONMENTAL SOLUTIONS LTD.

December 11, 2023 FWP

PLEASE READ THIS MATERIAL CAREFULLY AS YOU ARE REQUIRED TO MAKE A DECISION PRIOR TO 5:00 P.M. (EASTERN TIME) ON JANUARY 5, 2024.

Issuer Free Writing Prospectus dated December 11, 2023 Filed pursuant to Rule 433 under the Securities Act of 1933 Relating to the Prospectus dated December 11, 2023 Registration Statement No.

December 11, 2023 FWP

RIGHTS OFFERING NOTICE DIRTT ENVIRONMENTAL SOLUTIONS LTD. Notice to security holders – December 11, 2023

Issuer Free Writing Prospectus dated December 11, 2023 Filed pursuant to Rule 433 under the Securities Act of 1933 Relating to the Prospectus dated December 11, 2023 Registration Statement No.

December 11, 2023 EX-99.1

Joint Filing Agreement, dated December 6, 2023.

EX-99.1 2 ff2787496ex994-noll.htm EXHIBIT 99.4 The undersigned acknowledge and agree that the foregoing statement on Schedule 13D, relating to the shares of common stock, no par value per share, of DIRTT Environmental Solutions Ltd., an Alberta, Canada corporation, is filed on behalf of each of the undersigned and that all subsequent amendments to such statement on Schedule 13D shall be filed on b

December 11, 2023 424B4

PROSPECTUS DIRTT Environmental Solutions Ltd. SUBSCRIPTION RIGHTS TO PURCHASE UP TO 85,714,285 SHARES OF COMMON SHARES AT C$0.35 PER SHARE

Table of Contents Filed Pursuant to Rule 424(b)(4) Registration No. 333-275172 PROSPECTUS C$30,000,000 DIRTT Environmental Solutions Ltd. SUBSCRIPTION RIGHTS TO PURCHASE UP TO 85,714,285 SHARES OF COMMON SHARES AT C$0.35 PER SHARE DIRTT Environmental Solutions Ltd. (“we,” “us,” “our,” or the “Company”) is distributing, at no charge, to holders of our Common Shares (“Common Shares”) as of the close

December 11, 2023 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / Noll Shaun Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 6)* DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 25490H106 (CUSIP Number) Shaun Noll 2494 Sand Hill Rd., Menlo Park, CA, 94025 (415) 284-7486) (Name, Address and Telephone Number of Person Aut

December 1, 2023 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / 22NW Fund, LP - AMENDMENT NO. 10 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 10)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securities) 25490H106 (CUSIP Number) Aron R. E

November 29, 2023 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / 22NW Fund, LP - AMENDMENT NO. 9 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 9)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securities) 25490H106 (CUSIP Number) Aron R. En

November 27, 2023 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / Noll Shaun Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 5)* DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 25490H106 (CUSIP Number) Shaun Noll 2494 Sand Hill Rd., Menlo Park, CA, 94025 (415) 284-7486) (Name, Address and Telephone Number of Person Aut

November 27, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 20, 2023 DIRTT ENVIRONME

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 20, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (

November 22, 2023 FWP

PLEASE READ THIS MATERIAL CAREFULLY AS YOU ARE REQUIRED TO MAKE A DECISION PRIOR TO 5:00 P.M. (EASTERN TIME) ON JANUARY 5, 2024.

Issuer Free Writing Prospectus dated November 21, 2023 Filed pursuant to Rule 433 under the Securities Act of 1933 Relating to the Preliminary Prospectus dated November 21, 2023 Registration Statement No.

November 22, 2023 FWP

RIGHTS OFFERING NOTICE DIRTT ENVIRONMENTAL SOLUTIONS LTD. Notice to security holders – November 21, 2023

Issuer Free Writing Prospectus dated November 21, 2023 Filed pursuant to Rule 433 Under the Securities Act of 1933 Relating to the Preliminary Prospectus dated November 21, 2023 Registration Statement No.

November 22, 2023 CORRESP

DIRTT Environmental Solutions Ltd. 7303 30th Street S.E. Calgary, Alberta, Canada T2C 1N6

DIRTT Environmental Solutions Ltd. 7303 30th Street S.E. Calgary, Alberta, Canada T2C 1N6 November 22, 2023 Division of Corporation Finance Office of Technology United States Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549-3561 Re: DIRTT Environmental Solutions Ltd. Registration Statement on Form S-1 (as amended) File No. 333-275172 Ladies and Gentlemen: On behalf of D

November 21, 2023 S-1/A

As filed with the Securities and Exchange Commission on November 21, 2023

S-1/A Table of Contents As filed with the Securities and Exchange Commission on November 21, 2023 Registration No.

November 21, 2023 EX-FILING FEES

Filing Fee Table

EX-FILING FEES Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) DIRTT ENVIRONMENTAL SOLUTIONS LTD.

November 21, 2023 EX-10.32

Standby Purchase Agreement, dated November 20, 2023, by and among DIRTT Environmental Solutions Ltd., 22NW Fund, LP, 726 BC LLC and 726 BF LLC.

EX-10.32 Exhibit 10.32 STANDBY PURCHASE AGREEMENT THIS AGREEMENT is made as of the 20th day of November, 2023. AMONG: DIRTT ENVIRONMENTAL SOLUTIONS LTD., a corporation existing under the laws of Alberta (“DIRTT”) - and - 22NW Fund, LP, a limited partnership existing under the laws of Delaware (“22NW”) - and - 726 BC LLC, a limited liability company existing under the laws of Delaware - and - 726 B

November 13, 2023 EX-99.1

Form of Notice to Holders of Common Shares

Exhibit 99.1 RIGHTS OFFERING NOTICE DIRTT ENVIRONMENTAL SOLUTIONS LTD. Notice to security holders – , 2023 The purpose of this notice (“Notice”) is to advise holders of common shares (“Common Shares”) of DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) of an offering by the Company of transferable rights (“Rights”) to subscribe for Common Shares (the “Offering”). Further information r

November 13, 2023 CORRESP

DIRTT Environmental Solutions Ltd 7303 30th Street S.E. Calgary Alberta, Canada T2C 1N6

DIRTT Environmental Solutions Ltd 7303 30th Street S.E. Calgary Alberta, Canada T2C 1N6 November 13, 2023 Division of Corporation Finance Office of Technology United States Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549-3561 Re: DIRTT Environmental Solutions Ltd. Registration Statement on Form S-1 Filed October 26, 2023 File No. 333-275172 Ladies and Gentlemen: Set fo

November 13, 2023 S-1/A

As filed with the Securities and Exchange Commission on November 13, 2023

Table of Contents As filed with the Securities and Exchange Commission on November 13, 2023 Registration No.

November 9, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 09, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation) (

November 9, 2023 EX-99.1

DIRTT Reports Third Quarter 2023 Financial Results

Exhibit 99.1 DIRTT Reports Third Quarter 2023 Financial Results CALGARY, Alberta, November 9, 2023 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) (TSX: DRT; OTC: DRTTF), a leader in industrialized construction, today announced its financial results for the three and nine months ended September 30, 2023. All financial information in this news release is presented i

November 9, 2023 EX-10.2

Indemnity Agreement, dated August 2, 2023, between DIRTT Environmental Solutions Ltd and Fareeha Khan (incorporated by reference to Exhibit 10.2 to the Registrant’s Form 10-Q, File No. 001-39061, filed on November 9, 2023)

Exhibit 10.2 INDEMNITY AGREEMENT THIS INDEMNITY AGREEMENT is made as of this 2nd day of August, 2023 BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS LTD., a corporation governed by the laws of the Province of Alberta (the “Corporation”) -and- Fareeha Khan, an individual residing in Calgary, Alberta (the “Indemnified Party”) RECITALS: A. The Indemnified Party serves as a director and/or officer of the Corpo

November 9, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENT

November 9, 2023 EX-10.1

Executive Employment Agreement, dated August 2, 2023, by and between DIRTT Environmental Solutions Inc. and Fareeha Khan (incorporated by reference to Exhibit 10.1 to the Registrant’s Form 10-Q, File No. 001-39061, filed on November 9, 2023)

Exhibit 10.1 EXECUTIVE EMPLOYMENT AGREEMENT THIS EXECUTIVE EMPLOYMENT AGREEMENT is made as of the Effective Date. BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS, LTD. (the “Company”) - and - Fareeha Khan (the “Executive”) RECITALS: A. The Company wishes to employ the Executive and the Executive wishes to work for the Company in the role of Chief Financial Officer. B. The parties agree that their employmen

October 26, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) DIRTT ENVIRONMENTAL SOLUTIONS LTD.

October 26, 2023 S-1

As filed with the Securities and Exchange Commission on October 25, 2023

S-1 Table of Contents As filed with the Securities and Exchange Commission on October 25, 2023 Registration No.

October 2, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 27, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation)

September 21, 2023 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / 22NW Fund, LP - AMENDMENT NO. 8 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 8)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securities) 25490H106 (CUSIP Number) Aron R. En

September 12, 2023 EX-99.1

DIRTT to Delist from Nasdaq Exchange; Public Trading on Toronto Stock Exchange Will Continue

Exhibit 99.1 DIRTT to Delist from Nasdaq Exchange; Public Trading on Toronto Stock Exchange Will Continue Explanatory Note: Updated below on September 11, 2023 pursuant to Form 8-K/A filed on September 11, 2023 with the SEC to explain the delisting CALGARY, Alberta, DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”), a leader in industrialized construction, announced on September 6, 202

September 12, 2023 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 06, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation

September 6, 2023 EX-99.1

DIRTT to Voluntarily Delist from Nasdaq Exchange; Public Trading on Toronto Stock Exchange Will Continue

Exhibit 99.1 DIRTT to Voluntarily Delist from Nasdaq Exchange; Public Trading on Toronto Stock Exchange Will Continue CALGARY, Alberta, September 6, 2023 (GLOBE NEWSWIRE) - DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”), a leader in industrialized construction, announced today that it will voluntarily delist from The Nasdaq Stock Market (“Nasdaq”) on or around September 15, 2023. Af

September 6, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 06, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD (Exact name of Registrant as Specified in Its Charter) Canada 001-39061 00-0000000 (State or Other Jurisdiction of Incorporation)

August 8, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2023 DIRTT ENVIRONMENTA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (

August 2, 2023 S-8

Power of Attorney (included in the signature page of this Registration Statement).

As filed with the Securities and Exchange Commission on August 2, 2023 Registration No.

August 2, 2023 EX-4.3

DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan.

Exhibit 4.3 DIRTT ENVIRONMENTAL SOLUTIONS LTD. AMENDED AND RESTATED LONG TERM INCENTIVE PLAN 1. Purpose The purpose of the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan (the “Plan”) is to encourage selected employees, officers, consultants, and directors of DIRTT Environmental Solutions Ltd. (together with any corporate successor, the “Corporation”) and its Affil

August 2, 2023 EX-10.1

Co-ownership Agreement by and between DIRTT Environmental Solutions Ltd. and Armstrong World Industries, Inc., effective May 9, 2023 (incorporated by reference to Exhibit 10.1 to the Registrant’s Form 10-Q, File No. 001-39061, filed on August 2, 2023)

Exhibit 10.1 Exhibit 10.1 SPECIFIC TERMS IN THIS EXHIBIT HAVE BEEN REDACTED BECAUSE SUCH TERMS ARE BOTH NOT MATERIAL AND ARE THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. THESE REDACTED TERMS HAVE BEEN MARKED IN THIS EXHIBIT WITH THREE ASTERISKS [***]. CO-OWNERSHIP AGREEMENT This Co-Ownership Agreement (this “Agreement”) is entered into and effective as of May 9, 2023 (the “Effec

August 2, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2023 DIRTT ENVIRONMENTA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (

August 2, 2023 EX-FILING FEES

Calculation of Filing Fee Tables.

Exhibit 107.1 Calculation of Filing Fee Tables Form S-8 Registration Statement (Form Type) DIRTT Environmental Solutions Ltd. (Exact Name of Registrant as Specified in its Charter) Table 1 – Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregate Offering Price (2) Fee Rate Amount of Re

August 2, 2023 EX-10.2

DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Program effective May 30, 2023

Exhibit 10.2 DIRTT ENVIRONMENTAL SOLUTIONS LTD. AMENDED AND RESTATED LONG TERM INCENTIVE PLAN 1. Purpose The purpose of the DIRTT Environmental Solutions Ltd. Amended and Restated Long Term Incentive Plan (the “Plan”) is to encourage selected employees, officers, consultants, and directors of DIRTT Environmental Solutions Ltd. (together with any corporate successor, the “Corporation”) and its Affi

August 2, 2023 EX-99.1

DIRTT Reports Second Quarter 2023 Financial Results

Exhibit 99.1 DIRTT Reports Second Quarter 2023 Financial Results CALGARY, Alberta, August 2, 2023 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) (Nasdaq: DRTT, TSX: DRT), a leader in industrialized construction, today announced its financial results for the three and six months ended June 30, 2023. All financial information in this news release is presented in U.S

August 2, 2023 10-Q

n UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

n UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENTAL

June 28, 2023 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / 22NW Fund, LP - AMENDMENT NO. 7 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 7)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securities) 25490H106 (CUSIP Number) ARON R. EN

June 28, 2023 EX-99.1

JOINT FILING AGREEMENT

Exhibit 99.1 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the common shares, without par value, of DIRTT Environmental Solutions Ltd., a company organized under

June 5, 2023 EX-99.1

DIRTT Announces Results of Annual and Special Meeting of Shareholders; Leadership Changes

EX-99.1 Exhibit 99.1 DIRTT Announces Results of Annual and Special Meeting of Shareholders; Leadership Changes CALGARY, ALBERTA, May 31, 2023 – DIRTT Environmental Solutions Ltd. (“DIRTT”) (TSX: DRT, NASDAQ: DRTT) announces the results of its annual and special meeting of shareholders held on May 30, 2023. The detailed results of the vote on the election of directors are as follows: Nominee Votes

June 5, 2023 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 30, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (Co

June 2, 2023 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / 22NW Fund, LP - AMENDMENT NO. 6 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 6)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securities) 25490H106 (CUSIP Number) Aron R. En

May 9, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 9, 2023 DIRTT ENVIRONMENTAL S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 9, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (Com

May 9, 2023 EX-99.1

DIRTT Reports First Quarter 2023 Financial Results

Exhibit 99.1 DIRTT Announces Expansion of Partnership with Armstrong World Industries CALGARY, Alberta, May 9, 2023 (GLOBE NEWSWIRE) — DIRTT (or the “Company”) (TSX:DRT, NASDAQ:DRTT), a global leader in industrialized construction, is pleased to announce it has entered into a joint arrangement with Armstrong World Industries, Inc. (“AWI”) for co-ownership of certain intellectual property interest

May 9, 2023 10-Q

.. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

.. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENTA

April 14, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 4, 2023 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

PRE 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 21, 2023 EX-10.1

Debt Settlement Agreement, dated March 15, 2023, by and between DIRTT Environmental Solutions Ltd., 22NW Fund, LP and Aron English (incorporated by reference to Exhibit 10.1 to the Registrant's Current Report on Form 8-K, File No. 001-39061, filed on March 21, 2023).

EX-10.1 Exhibit 10.1 DEBT SETTLEMENT AGREEMENT THIS DEBT SETTLEMENT AGREEMENT (this “Agreement”) is made as of the 15th day of March, 2023 (the “Effective Date”). AMONG: DIRTT ENVIRONMENTAL SOLUTIONS LTD., a corporation existing under the laws of Alberta (the “Company”) - and - 22NW FUND, LP, a limited partnership existing under the laws of Delaware (“22NW”) - and - ARON ENGLISH, an individual res

March 21, 2023 EX-99.1

DIRTT Agrees to Reimburse 22NW for Expenses Related to Contested Director Election

EX-99.1 Exhibit 99.1 DIRTT Agrees to Reimburse 22NW for Expenses Related to Contested Director Election CALGARY, Alberta, March 16, 2023—DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) (TSX:DRT, NASDAQ:DRTT), a global leader in industrialized construction, is pleased to announce it has entered into agreements with Aron English and 22NW Fund, L.P. (collectively, “22NW”), where the Com

March 21, 2023 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 15, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of registrant as specified in its charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (

March 21, 2023 EX-10.2

Share Issuance Agreement, dated March 15, 2023, by and between DIRTT Environmental Solutions Ltd., 22NW Fund, LP and Aron English (incorporated by reference to Exhibit 10.2 to the Registrant's Current Report on Form 8-K, File No. 001-39061, filed on March 21, 2023).

EX-10.2 Exhibit 10.2 SHARE ISSUANCE AGREEMENT THIS SHARE ISSUANCE AGREEMENT (this “Agreement”) is made as of the 15th day of March, 2023 (the “Effective Date”). AMONG: DIRTT ENVIRONMENTAL SOLUTIONS LTD., a corporation existing under the laws of Alberta (“the Company”) - and - 22NW FUND, LP, a limited partnership existing under the laws of Delaware (“22NW”) - and - ARON ENGLISH, an individual resid

March 13, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2023 DIRTT ENVIRONMENTAL

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of registrant as specified in its charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (C

March 13, 2023 EX-99.1

DIRTT Announces Transfer to the Nasdaq Capital Market

EX-99.1 Exhibit 99.1 DIRTT Announces Transfer to the Nasdaq Capital Market CALGARY, Alberta, March 10, 2023—DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) (TSX:DRT, NASDAQ:DRTT), a global leader in industrialized construction, today announced that it has been notified by the Nasdaq Stock Market (“Nasdaq”) that the Company is eligible for an additional 180 calendar day period, or unt

February 23, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 9, 2023 DIRTT ENVIRONMEN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 9, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation)

February 23, 2023 EX-10.1

Second Amendment to Loan Agreement, dated February 9, 2023, by and among DIRTT Environmental Solutions Ltd., DIRTT Environmental Solutions, Inc. and Royal Bank of Canada.

EX-10.1 Exhibit 10.1 SPECIFIC TERMS IN THIS EXHIBIT HAVE BEEN REDACTED BECAUSE SUCH TERMS ARE BOTH NOT MATERIAL AND WOULD LIKELY CAUSE COMPETITIVE HARM TO THE COMPANY IF PUBLICLY DISCLOSED. THESE REDACTED TERMS HAVE BEEN MARKED IN THIS EXHIBIT WITH THREE ASTERISKS [***]. Execution version SECOND AMENDMENT TO LOAN AGREEMENT DATED as of February 9, 2023 AMONG: DIRTT ENVIRONMENTAL SOLUTIONS LTD., and

February 23, 2023 EX-99.1

DIRTT Reports Fourth Quarter 2022 Financial Results

EX-99.1 Exhibit 99.1 DIRTT Reports Fourth Quarter 2022 Financial Results CALGARY, Alberta, February 22, 2023 (GLOBE NEWSWIRE) – DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) (Nasdaq: DRTT, TSX: DRT), a leader in industrialized construction, today announced its financial results for the three months ended December 31, 2022. All financial information in this news release is presented

February 22, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-39061 DIRTT ENVIRONME

February 22, 2023 EX-21

Subsidiaries of DIRTT Environmental Solutions Ltd.

Exhibit 21.1 DIRTT Environmental Solutions Ltd. List of Subsidiaries Name Jurisdiction of Organization DIRTT Environmental Solutions, Inc. Colorado 1 2

February 22, 2023 EX-10

Indemnity Agreement, dated November 15, 2022, between DIRTT Environmental Solutions Ltd and Jeff Dopheide

Exhibit 10-27 INDEMNITY AGREEMENT THIS INDEMNITY AGREEMENT is made as of this 15th day of November, 2022 BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS LTD.

February 22, 2023 EX-10

Second Amendment to Loan Agreement, dated February 9, 2023, by and among DIRTT Environmental Solutions Ltd., DIRTT Environmental Solutions, Inc. and Royal Bank of Canada (incorporated by reference to Exhibit 10.45 to the Registrant’s Form 10-K, File No. 001-39061, filed on February 22, 2023).

Execution version Exhibit 10-45 SECOND AMENDMENT TO LOAN AGREEMENT DATED as of February 9, 2023 AMONG: DIRTT ENVIRONMENTAL SOLUTIONS LTD.

February 14, 2023 SC 13G/A

CA:DRT / DIRTT Environmental Solutions / 683 Capital Management, LLC Passive Investment

SC 13G/A 1 dirtt13ga3-021423.htm SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (RULE 13d - 102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2(b) (Amendment No. 3)* Dirtt Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securities) 25490H106 (CU

February 13, 2023 SC 13G/A

CA:DRT / DIRTT Environmental Solutions / MAK CAPITAL ONE LLC - SC 13G/A Passive Investment

SC 13G/A 1 dirtt13ga4.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 4)* DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Name of Issuer) Common Stock, without par value (Title of Class of Securities) 25490H106 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Che

February 8, 2023 SC 13G/A

CA:DRT / DIRTT Environmental Solutions / AMERICAN CENTURY INVESTMENT MANAGEMENT INC - SC 13G/A Passive Investment

SC 13G/A 1 dirttenvironmental13g-a1.htm SC 13G/A United States Securities and Exchange Commission Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Name of Issuer) COMMON SHARES (Title of Class of Securities) 25490H106 (CUSIP Number) DECEMBER 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the

February 2, 2023 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 27, 2023 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation)

February 2, 2023 EX-99.1

DIRTT Announces Leadership Changes

EX-99.1 Exhibit 99.1 DIRTT Announces Leadership Changes Calgary, Alberta, January 27, 2023 — DIRTT (or the “Company”) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction, today announced the departure of Jeff Dopheide as the Company’s Chief Revenue Officer. Benjamin Urban, CEO, commented, “On behalf of the Board of Directors and everyone at DIRTT, I’d like to thank Mr. Dopheid

December 16, 2022 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / 22NW Fund, LP - AMENDMENT NO. 5 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 5)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securities) 25490H106 (CUSIP Number) ARON R. EN

December 16, 2022 EX-99.1

JOINT FILING AGREEMENT

Exhibit 99.1 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the common shares, without par value, of DIRTT Environmental Solutions Ltd., a company organized under

December 12, 2022 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / Noll Shaun Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 4)* DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 25490H106 (CUSIP Number) Shaun Noll 2494 Sand Hill Rd., Menlo Park, CA, 94025 (415) 284-7486) (Name, Address and Telephone Number of Person Aut

December 2, 2022 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / Noll Shaun Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 25490H106 (CUSIP Number) Shaun Noll 2494 Sand Hill Rd., Menlo Park, CA, 94025 (415) 284-7486) (Name, Address and Telephone Number of Person Aut

December 1, 2022 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / 22NW Fund, LP - AMENDMENT NO. 4 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 4)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securities) 25490H106 (CUSIP Number) Aron R. En

November 30, 2022 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 30, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of registrant as specified in its charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation

November 30, 2022 EX-10.1

Release, dated November 30, 2022, by and among DIRTT Environmental Solutions Ltd., 726 BC LLC and 726 BF LLC ((incorporated by reference to Exhibit 10.1 to the Registrant's Form 8-K, File No. 001-39061, filed on November 30, 2022).

Exhibit 10.1 RELEASE TO: DIRTT ENVIRONMENTAL SOLUTIONS LTD. (the ?Corporation?) IN CONSIDERATION for the issuance by the Corporation of 638,996 common shares in the capital of the Corporation as payment in full of the US$204,479 debt outstanding to 726 BC LLC and 726 BF LLC (together, ?726?) for legal fees and other expenses incurred by 726 in connection with the contested director election at the

November 18, 2022 EX-10.2

Subscription Agreement, dated November 14, 2022, by and between DIRTT Environmental Solutions Ltd. and Mark Greffen, together with a together with a schedule identifying substantially identical agreements between DIRTT Environmental Solutions Ltd. and each shareholder and Canadian executive officer listed on the schedule and identifying the material differences between each of those agreements and the filed Subscription Agreement (incorporated by reference to Exhibit 10.2 to the Registrant's Form 8-K, File No. 001-39061, filed on November 18, 2022).

EX-10.2 CANADA Exhibit 10.2 SUBSCRIPTION AGREEMENT FOR COMMON SHARES TO: DIRTT Environmental Solutions Ltd. (the “Corporation”) The undersigned (hereinafter referred to as the “Subscriber”) hereby irrevocably subscribes for and agrees to purchase such number of common shares (“Shares”) in the capital of the Corporation that is equal to the aggregate subscription amount set forth below, as may be a

November 18, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 14, 2022 DIRTT ENVIRONME

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 14, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of registrant as specified in its charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation

November 18, 2022 EX-10.1

Subscription Agreement, dated November 14, 2022, by and between DIRTT Environmental Solutions Ltd. and 22NW Fund, LP, together with a schedule identifying substantially identical agreements between DIRTT Environmental Solutions Ltd. and each shareholder and U.S. director and executive officer listed on the schedule and identifying the material differences between each of those agreements and the filed Subscription Agreement (incorporated by reference to Exhibit 10.1 to the Registrant’s Form 8-K, File No. 001-39061, filed on November 18, 2022).

EX-10.1 UNITED STATES Exhibit 10.1 SUBSCRIPTION AGREEMENT FOR COMMON SHARES TO: DIRTT Environmental Solutions Ltd. (the “Corporation”) The undersigned (hereinafter referred to as the “Subscriber”) hereby irrevocably subscribes for and agrees to purchase such number of common shares (“Shares”) in the capital of the Corporation that is equal to the aggregate subscription amount set forth below, as m

November 14, 2022 EX-10.6

Indemnity Agreement, dated August 11, 2022, between DIRTT Environmental Solutions Ltd and Richard Hunter, together with a schedule identifying other substantially identical agreements between the Company and each of the other persons identified on the schedule (incorporated by reference to Exhibit 10.6 to the Registrant’s Form 10-Q, File No. 001-39061, filed on November 14, 2022).

Exhibit 10.6 INDEMNITY AGREEMENT THIS INDEMNITY AGREEMENT is made as of this 11th day of August, 2022 BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS LTD., a corporation governed by the laws of the Province of Alberta (the ?Corporation?) -and- Richard Hunter, (the ?Indemnified Party?) RECITALS: A. The Indemnified Party serves as a director and/or officer of the Corporation or the Indemnified Party is a for

November 14, 2022 EX-99.1

DIRTT Reports Third Quarter 2022 Financial Results and Private Placement

Exhibit 99.1 DIRTT Reports Third Quarter 2022 Financial Results and Private Placement CALGARY, Alberta, November 14, 2022 (GLOBE NEWSWIRE) ? DIRTT Environmental Solutions Ltd. (?DIRTT? or the ?Company?) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction, today announced its financial results for the three months ended September 30, 2022. All financial information in this news

November 14, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 14, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of registrant as specified in its charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation

November 14, 2022 EX-10.5

Executive Employment Agreement, dated October 19, 2022, by and between DIRTT Environmental Solutions Inc and Jeff Dopheide

Exhibit 10.5 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT is entered into on October 19, 2022. BETWEEN: Dirtt Environmental Solutions, Inc. (the ?Company?) - and - Jeff Dopheide (the ?Executive?) RECITALS: A. The Company wishes to employ the Executive pursuant to this Employment Agreement. B. The Executive wishes to accept employment with the Company under this Agreement. C. The parties agree th

November 14, 2022 EX-10.4

Executive Employment Agreement, dated December 24, 2019, by and between DIRTT Environmental Solutions Ltd and Nandini Somayaji

Exhibit 10.4 EXECUTIVE EMPLOYMENT AGREEMENT THIS EXECUTIVE EMPLOYMENT AGREEMENT is made as of the 24th day of December 2019 (the ?Effective Date?) BETWEEN: Dirtt Environmental Solutions, LTD. (the ?Company?) - and - NANDINI SOMAYAJI (the ?Executive?) RECITALS: A. The Executive is currently an employee of the Company and the Company wishes to retain the Executive in the role of Vice President, Lega

November 14, 2022 EX-10.3

Executive Employment Agreement, dated August 17, 2022, by and between DIRTT Environmental Solutions Inc. and Bradley Little

Exhibit 10.3 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT is entered into on August 17, 2022 BETWEEN: Dirtt Environmental Solutions, Inc. (the ?Company?) - and - Brad Little (the ?Executive?) RECITALS: A. The Company wishes to employ the Executive pursuant to this Employment Agreement. B. The Executive wishes to accept employment with the Company under this Agreement. C. The parties agree that t

November 14, 2022 EX-10.2

Executive Employment Agreement, dated August 12, 2022, by and between DIRTT Environmental Solutions Inc. and Richard Hunter (incorporated by reference to Exhibit 10.2 to the Registrant’s Form 10-Q, File No. 001-39061, filed on November 14, 2022).

Exhibit 10.2 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT is entered into on August 12, 2022 BETWEEN: Dirtt Environmental Solutions, Inc. (the ?Company?) - and - Richard J. Hunter (the ?Executive?) RECITALS: A. The Company wishes to employ the Executive pursuant to this Employment Agreement. B. The Executive wishes to accept employment with the Company under this Agreement. C. The parties agree

November 14, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENT

November 10, 2022 NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING SEC FILE NUMBER: 001-39061 CUSIP NUMBER: 25490H106 (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐

NT 10-Q 1 d411521dnt10q.htm NT 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING SEC FILE NUMBER: 001-39061 CUSIP NUMBER: 25490H106 (Check one): ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: September 30, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F

October 25, 2022 EX-99.1

DRAFT – NOT FOR DISTRIBUTION

EX-99.1 Exhibit 99.1 DRAFT – NOT FOR DISTRIBUTION DIRTT Welcomes Jeff Dopheide as Chief Revenue Officer Calgary, Alberta, October 20, 2022 (Globe Newswire) — DIRTT (or the “Company”) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction, is pleased to welcome Jeff Dopheide as its new Chief Revenue Officer, effective November 15, 2022. Jeff will lead our sales and partner develop

October 25, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 19, 2022 DIRTT ENVIRONMEN

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 19, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation)

September 14, 2022 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 7, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation

August 23, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 17, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation)

August 23, 2022 EX-99.1

DIRTT Welcomes Brad Little as Chief Financial Officer

Exhibit 99.1 DIRTT Welcomes Brad Little as Chief Financial Officer Calgary, Alberta, August 18, 2022 (GLOBE NEWSWIRE) ? DIRTT (or the ?Company?) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction, is pleased to welcome Brad Little as its new Chief Financial Officer, effective August 23, 2022. Working out of DIRTT?s headquarters in Calgary, Alberta, Brad will lead the finance

August 17, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 12, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation)

August 17, 2022 EX-99.1

DIRTT Welcomes Richard Hunter as Chief Operating Officer

Exhibit 99.1 DIRTT Welcomes Richard Hunter as Chief Operating Officer CALGARY, Alberta, August 15, 2022 (GLOBE NEWSWIRE) ? DIRTT (or the ?Company?) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction, is pleased to welcome Richard Hunter as its new Chief Operating Officer, effective August 29, 2022. Based at DIRTT?s headquarters in Calgary, Alberta, Rich will lead manufacturin

August 8, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (

August 8, 2022 EX-99.1

DIRTT announces director departure

EX-99.1 2 d385315dex991.htm EX-99.1 Exhibit 99.1 DIRTT announces director departure CALGARY, Alberta, August 5, 2022 (GLOBE NEWSWIRE) — DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction, today announced that Mary Garden has provided her resignation from the Board of Directors, effective August 5, 2022. On behalf o

July 28, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 24, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (C

July 28, 2022 EX-99.1

DIRTT Releases Q2 2022 Financial Results

Exhibit 99.1 DIRTT Releases Q2 2022 Financial Results CALGARY, Alberta, July 27, 2022 (GLOBE NEWSWIRE) ? DIRTT Environmental Solutions Ltd. (?DIRTT? or the ?Company?) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction, today announced its financial results for the three months ended June 30, 2022. All financial information in this news release is presented in U.S. dollars, un

July 27, 2022 EX-10.5

Indemnity Agreement, dated June 22, 2022, between DIRTT Environmental Solutions Ltd and Benjamin Urban, together with a schedule identifying other substantially identical agreements between the Company and each of the other persons identified on the schedule (incorporated by reference to Exhibit 10.5 to the Registrant’s Quarterly Report on Form 10-Q, File No. 001-39061, filed on July 27, 2022).

Exhibit 10.5 INDEMNITY AGREEMENT THIS INDEMNITY AGREEMENT is made as of this 22nd day of June, 2022 BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS LTD., a corporation governed by the laws of the Province of Alberta (the ?Corporation?) -and- Benjamin Urban, (the ?Indemnified Party?) RECITALS: A. The Indemnified Party serves as a director and/or officer of the Corporation or the Indemnified Party is a forme

July 27, 2022 EX-10.4

Executive Employment Agreement, dated June 22, 2022 by and between DIRTT Environmental Solutions Ltd. and Benjamin Urban (incorporated by reference to Exhibit 10.4 to the Registrant’s Quarterly Report on Form 10-Q, File No. 001-39061, filed on July 27, 2022).

Exhibit 10.4 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT is entered into on June 22, 2022 BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS, INC. (the ?Company?) - and - Benjamin N. Urban (the ?Executive?) RECITALS: A. The Company wishes to employ the Executive pursuant to this Employment Agreement. B. The Executive wishes to accept employment with the Company under this Agreement. C. The parties agree th

July 27, 2022 EX-10.2

Lease Amending Agreement, dated April 6, 2022, by and between Piret (7303—30th Street SE) Holdings Inc. and DIRTT Environmental Solutions Ltd. (incorporated by reference to Exhibit 10.2 to the Registrant’s Quarterly Report on Form 10-Q, File No. 001-39061, filed on July 27, 2022).

Exhibit 10.2 Certain identified information has been excluded from this exhibit because it is both not material and is of the type that the registrant treats as private or confidential. This redacted information has been marked in this exhibit with three asterisks [***] LEASE AMENDING AGREEMENT THIS AGREEMENT made as of the 6th day of April, 2022, B E T W E E N: PIRET (7303-30TH STREET SE) HOLDING

July 27, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENTAL SO

July 27, 2022 EX-10.3

Executive Employment Agreement, dated May 1, 2019 by and between DIRTT Environmental Solutions Ltd. and Jeffrey Metcalf.

Exhibit 10.3 EXECUTIVE EMPLOYMENT AGREEMENT THIS EXECUTIVE EMPLOYMENT AGREEMENT is made as of the 1st day of May 2019 (the "Effective Date") BETWEEN: DIRTT ENVIRONMENT AL SOLUTIONS, LTD. (the "Company") - and- JEFF METCALF (the "Executive") RECITALS: A. The Executive is currently an employee of the Company and the Company wishes to retain the Executive and to promote the Executive to the role of V

June 24, 2022 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / Noll Shaun Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 25490H106 (CUSIP Number) Shaun Noll 2494 Sand Hill Rd., Menlo Park, CA, 94025 (415) 284-7486) (Name, Address and Telephone Number of Person Aut

June 22, 2022 EX-99.1

DIRTT Welcomes Benjamin Urban as Chief Executive Officer

Exhibit 99.1 DIRTT Welcomes Benjamin Urban as Chief Executive Officer CALGARY, Alberta, June 22, 2022 (GLOBE NEWSWIRE) ? DIRTT Environmental Solutions Ltd. (?DIRTT? or the ?Company?) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction, today announced that Benjamin Urban is joining the company as its new Chief Executive Officer, effective June 27, 2022. Mr. Urban, 46, joins DI

June 22, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 22, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (C

June 3, 2022 EX-99.1

DIRTT Announces Leadership Changes

Exhibit 99.1 DIRTT Announces Leadership Changes CALGARY, Alberta, June 3, 2022 (GLOBE NEWSWIRE) ? DIRTT Environmental Solutions Ltd. (?DIRTT? or the ?Company?) (Nasdaq: DRTT, TSX: DRT) today announced the departure of Jennifer Warawa as Chief Commercial Officer, and Jeffrey Calkins as Chief Operating Officer and Interim Co-CEO. Ken Sanders, Board Chair, commented: ?DIRTT?s Board of Directors conti

June 3, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 3, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (Co

May 4, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 4, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (Com

May 4, 2022 10-Q

.. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

.. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-39061 DIRTT ENVIRONMENTA

May 4, 2022 EX-99.1

DIRTT Releases Q1 2022 Financial Results

Exhibit 99.1 DIRTT Releases Q1 2022 Financial Results CALGARY, Alberta, May 4, 2022 (GLOBE NEWSWIRE) ? DIRTT Environmental Solutions Ltd. (?DIRTT? or the ?Company?) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction that empowers organizations, together with construction and design leaders, to build high-performing, adaptable, interior environments, today announced its financ

May 4, 2022 EX-10.2

DIRTT Environmental Solutions Ltd. 2022 Employee Share Purchase Plan (incorporated by reference to Exhibit 10.2 to the Registrant’s Quarterly Report on Form 10-Q File No. 001-39061, filed on May 4, 2022).

EX-10.2 2 drtt-ex102267.htm EX-10.2 Exhibit 10.2 DIRTT ENVIRONMENTAL SOLUTIONS LTD. 2022 EMPLOYEE SHARE PURCHASE PLAN 1. Purpose The purpose of the DIRTT Environmental Solutions Ltd. 2022 Employee Share Purchase Plan (the "Plan") is to advance the interests of DIRTT Environmental Solutions Ltd. (together with any corporate successor, the "Corporation"), and its shareholders by providing Eligible E

May 4, 2022 EX-10.3

Indemnity Agreement, dated April 26, 2022, between the Company and Douglas A. Edwards, together with a schedule identifying other substantially identical agreements between the Company and each of the other persons identified on the schedule (incorporated by reference to Exhibit 10.3 to the Registrant’s Quarterly Report on Form 10-Q File No. 001-39061, filed on May 4, 2022).

Exhibit 10.3 INDEMNITY AGREEMENT THIS INDEMNITY AGREEMENT is made as of this 26th day of April, 2022 BETWEEN: DIRTT ENVIRONMENTAL SOLUTIONS LTD., a corporation governed by the laws of the Province of Alberta (the ?Corporation?) -and- Douglas A. Edwards, an individual residing in Louisville, Kentucky (the ?Indemnified Party?) RECITALS: A. The Indemnified Party serves as a director and/or officer of

May 2, 2022 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Termination of a Material Definitive Agreement, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 26, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (

May 2, 2022 8-A12B/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A/A (Amendment No. 1) FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 DIRTT ENVIRONMENTAL SOLUT

8-A12B/A 1 d252074d8a12ba.htm 8-A12B/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A/A (Amendment No. 1) FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of registrant as specified in its charter) Alberta, Canada N/A (State or other jurisdicti

May 2, 2022 EX-99.1

DIRTT Announces Results of Annual and Special Meeting of Shareholders and Appointments

EX-99.1 2 d359812dex991.htm EX-99.1 Exhibit 99.1 DIRTT Announces Results of Annual and Special Meeting of Shareholders and Appointments CALGARY, Alberta, April 26, 2022 (GLOBE NEWSWIRE) — DIRTT Environmental Solutions Ltd. (“DIRTT”) (NASDAQ: DRTT, TSX: DRT) today announced the results of the proposals submitted to shareholders at its annual and special meeting of shareholders held on April 26, 202

April 28, 2022 EX-99.1

JOINT FILING AGREEMENT

Exhibit 99.1 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the common shares, without par value, of DIRTT Environmental Solutions Ltd., a company organized under

April 28, 2022 SC 13D/A

CA:DRT / DIRTT Environmental Solutions / 22NW Fund, LP Activist Investment

SC 13D/A 1 sc13da31068001204282022.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 3)1 DIRTT Environmental Solutions Ltd. (Name of Issuer) Common Shares, without par value (Title of Class of Securiti

April 26, 2022 DFAN14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of The Securities Exchange Act of 1934 (Ame

DFAN14A 1 dfan14a1068001204262022.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of The Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant ☒ Check the appropriate box: ☐

April 21, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 21, 2022 DIRTT ENVIRONMENTAL SOLUTIONS LTD. (Exact name of Registrant as Specified in Its Charter) Alberta, Canada 001-39061 N/A (State or Other Jurisdiction of Incorporation) (

April 21, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 d343141ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as

April 21, 2022 EX-99.1

DIRTT Revises 2022 Revenue Guidance Upwards, Releases Preliminary Information on First Quarter 2022 Financial Results

Exhibit 99.1 DIRTT Revises 2022 Revenue Guidance Upwards, Releases Preliminary Information on First Quarter 2022 Financial Results CALGARY, Alberta, April 21, 2022 (GLOBE NEWSWIRE) ? DIRTT Environmental Solutions Ltd. (?DIRTT? or the ?Company?) (Nasdaq: DRTT, TSX: DRT), a global leader in industrialized construction that empowers organizations, together with construction and design leaders, to bui

April 14, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 d209449ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as

April 14, 2022 DFAN14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of The Securities Exchange Act of 1934 (Ame

DFAN14A 1 dfan14a1068001204142022.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of The Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant ☒ Check the appropriate box: ☐

April 12, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 d351190ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as

April 8, 2022 DFAN14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of The Securities Exchange Act of 1934 (Ame

DFAN14A 1 dfan14a1068001204082022.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of The Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant ☒ Check the appropriate box: ☐

April 8, 2022 EX-99.1

22NW EXPOSING DIRTT’S MISREPRESENTATIONS A ND OMISSIONS APRIL 2022

Exhibit 99.1 22NW EXPOSING DIRTT?S MISREPRESENTATIONS A ND OMISSIONS APRIL 2022 22NW RECAP: CASE FOR CHANGE AT DIRTT & 22NW?S PROPOSED SOLUTION 3 22NW DIRTT HAS SIGNIFICANTLY UNDERPERFORMED UNDER THE CURRENT BOARD Source : Company filings, Bloomberg (share price depreciation reflects share price and performance up until December 22 , 2021 , which is the day before 22 NW filed its preliminary proxy

April 6, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 d344206ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as

April 5, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 d338423ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as

April 5, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

April 4, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A 1 d323435ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as

March 29, 2022 DFAN14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of The Securities Exchange Act of 1934 (Ame

DFAN14A 1 dfan14a1068001203292022.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of The Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☐ Filed by a Party other than the Registrant ☒ Check the appropriate box: ☐

March 29, 2022 EX-99.1

22NW 22NW F UND , LP Investor presentation concerning DIRTT Environmental Solutions Ltd. March 2022

Exhibit 99.1 22NW 22NW F UND , LP Investor presentation concerning DIRTT Environmental Solutions Ltd. March 2022 2 22NW ? Table of Contents ? Executive Summary ? Background to the Solicitation ? The Case for Change at DIRTT ? 22NW?s Outstanding Nominees ? Transition Plan 3 22NW ? 22 NW is a Seattle - based investment manager founded in 2015 . We focus on long duration capital and make multi - year

March 29, 2022 DFAN14A

EXHIBIT 99.2 - ASC DOCUMENTS

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