DST Announces Annual General Meeting Results and Appointment of Officers

MONTREAL, QUEBEC – TheNewswire - August 9, 2022 – Dundee Sustainable Technologies Inc. ("DST" or the "Company") DST DST (OTC:DNDDF) is pleased to 'announce that the three nominees listed in the management information circular dated July 4, 2022 (the "Record Date") were elected to the board of directors of the Company at the annual meeting of shareholders ( "AGA") held in Montreal on August 8, 2022. These directors are Messrs. Mario Jacob, Robert Sellars and David Lemieux. A total of 55,212,559 Subordinate Voting Shares and 2,500,000 Multiple Voting Shares were voted by proxy, representing 86.01% of the issued and outstanding shares as of the Record Date.

At the AGM, the shareholders of the Company also approved the appointment of PricewaterhouseCoopers LLP as auditors and authorized the directors to fix their remuneration. The Company's stock option plan was also ratified and re-approved by the majority of shareholders.

Following the AGM, the Board of Directors has appointed the following officers of the Company for the coming year:

David Lemieux: President and CEO

Arved Marin: Chief Financial Officer and Corporate Secretary

Jean-Philippe Mai: Executive Vice President

Jean Tardif: General Manager, Thetford Mines Operations

About Dundee Sustainable Technologies, a company controlled by Dundee Corporation

The Company is engaged in the development and commercialization of environmentally friendly technologies for processing materials in the mining industry. Through the development of patented and proprietary processes, DST extracts precious and base metals from mineralized materials, concentrates and tailings, while stabilizing contaminants such as arsenic, which could not otherwise be extracted or stabilized with conventional processes. due to metallurgical issues or environmental considerations.< /p>

DST has filed, published and obtained patents for GlassLock Process™ and CLEVR Process™ in many countries.

FOR MORE INFORMATION PLEASE CONTACT:

M. David Lemieux

President and CEO

Dundee Sustainable Technologies Inc.

Tel: (418) 423-7247 #227 / Cell: (418) 331-0486

info@dundeetechnologies.com

FORWARD-LOOKING STATEMENTS: This press release contains forward-looking statements that address future events and conditions, which are subject to various risks and uncertainties. Actual results could differ materially from those anticipated in these forward-looking statements due to numerous factors, some of which may be beyond the Company's control. These factors include general market and industry conditions, risks associated with ongoing operations and the commercialization of new technologies and other risks disclosed in the Company's filings with Canadian securities regulators.

Forward-looking statements are based on the expectations and beliefs of the Company's management as of the date the statements are made. The assumptions used in the preparation of these statements, while believed to be reasonable at the time of preparation, may prove to be imprecise and, as such, undue reliance should not be placed on any forward-looking statements. The Company expressly disclaims any intention or obligation to update or revise any forward-looking statement, whether as a result of new information, future events or otherwise, except as required by applicable law.

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