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INTERNATIONAL METALS MINING CORP.

INTERNATIONAL METALS MINING ANNOUNCES NEW DIRECTOR

Vancouver, British Columbia (May 15, 2026) - International Metals Mining Corp. (the "Company") (TSXV: IMM) (OTC PINK: CYNXF) (FSE: C2Y) is pleased to announce it has appointed Mr. Gordon Horsman of Vancouver, BC as an independent director of the Company.

Mr. Horsman co-founded Qtrade Investor, a leading online securities trading platform that partnered with Desjardins Group in 2013. Qtrade has grown to become one of Canada's premier digital investment platforms, now managing over $11 billion in assets under management and serving hundreds of financial institutions across the country.

Mr. Horsman is also the founder of Westone Capital Corporation, a Vancouver-based real estate investment and development firm that has initiated more than $1.2 billion in real estate acquisitions and development projects over the past four decades. Mr. Horsman holds a Bachelor of Applied Science in Civil Engineering and a Master of Business Administration in Urban Land Economics, both from the University of British Columbia.

Mr. Horsman replaces Mr. William D Thomas as director. The Company wishes to thank Mr. Thomas for his contribution.

Stock Options Grant

The Company also announces the grant of 2,000,000 stock options to certain directors, officers and consultants of the Company at an exercise price of $0.15 per share. The options are subject to the statuary hold period of 4 months.

About International Metals Mining Corp.

International Metals Mining Corp. is a Canadian company engaged in the acquisition, exploration, and development of mineral properties focusing on critical metals and mineral assets. The Company is currently focused on its 100% owned copper-gold porphyry property in Peru.

International Metals Mining Corp.

Per: Brian Thurston

President and Chief Executive Officer

Tel: +1 778 928-6565

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

Forward-Looking Information

This news release contains certain "forward-looking information" and "forward-looking statements" (collectively "forward-looking statements") within the meaning of applicable securities legislation. Forward-looking statements are frequently, but not always, identified by words such as "expects", "anticipates", "believes", "intends", "estimates", "potential", "possible", and similar expressions, or statements that events, conditions, or results "will", "may", "could", or" should" occur or be achieved. All statements, other than statements of historical fact, included herein, without limitation, and the receipt of all required approvals, including the acceptance of the TSX Venture Exchange, are forward-looking statements. There can be no assurance that such statements will prove to be accurate, and actual results and future events could differ materially from those anticipated in such statements. Forward-looking statements reflect the beliefs, opinions and projections on the date the statements are made and are based upon a number of assumptions and estimates that, while considered reasonable by the Company, are inherently subject to significant business, economic, competitive, political and social uncertainties and contingencies. Many factors, both known and unknown, could cause actual results, performance or achievements to be materially different from the results, performance or achievements that are or may be expressed or implied by such forward-looking statements and the Company has made assumptions and estimates based on or related to many of these factors. All forward-looking statements contained in this news release is qualified by these cautionary statements and those in the Company's continuous disclosure filings available on SEDAR+ at www.sedarplus.ca. Readers should not place undue reliance on the forward-looking statements contained in this news release concerning these items. The forward-looking statements contained in this press release are made as of the date hereof, and the Company does not assume any obligation to update the forward-looking statements of beliefs, opinions, projections, or other factors, should they change, except as required by applicable securities laws.