Canadian Critical Minerals Announces the Passing of Founder David W. Johnston

Calgary, Alberta--(Newsfile Corp. - August 5, 2025) - Canadian Critical Minerals Inc. (TSXV: CCMI) (OTCQB: RIINF) ("CCMI" or the "Company") is deeply saddened to share the news of the passing of David W. Johnston, founder of Braveheart Resources (now Canadian Critical Minerals Inc.).

David was a true pioneer in the Canadian mining industry and an active member of the Calgary business community for many years. A former miner with Hudson Bay Mining and Smelting, David went on to become a successful entrepreneur, launching Capital Benefits Corp. over 25 years ago and guiding it to long standing success.

As founder of Braveheart Resources, David was a driving force behind assembling the company's core mining assets, laying the foundation for much of the company's current work. He also served as a director of the Chamber of Mines for Eastern British Columbia and remained passionate about both business and community service throughout his life.

Our thoughts are with his family, friends and colleagues during this difficult time.

About Canadian Critical Minerals Inc.

CCMI is a mining company primarily focused on copper production assets in Canada. CCMI's main asset is the 100% owned Bull River Mine project (150 million lbs of copper) near Cranbrook, British Columbia which has a Mineral Resource containing copper, gold and silver. CCMI also owns a 10% interest in XXIX Metal Corp. which holds a 100% interest in the Thierry copper project near Pickle Lake, Ontario and a 100% interest in the Opemiska copper project near Chapais-Chibougamau, Quebec.

Caution Regarding Forward-Looking Information

This news release includes certain information that may constitute "forward-looking information" under applicable Canadian securities legislation. Forward-looking information includes, but is not limited to, statements about strategic plans, future work programs and objectives and expected results from such work programs. Forward-looking information necessarily involve known and unknown risks, including, without limitation, risks associated with general economic conditions; inability to access sufficient capital from internal and external sources, and/or inability to access sufficient capital on favourable terms; and other risks.

Forward-looking information is necessarily based upon a number of estimates and assumptions that, while considered reasonable, are subject to known and unknown risks, uncertainties, and other factors which may cause the actual results and future events to differ materially from those expressed or implied by such forward-looking information and the risks identified in the Company's continuous disclosure record. There can be no assurance that such information will prove to be accurate, as actual results and future events could differ materially from those anticipated in such information. Accordingly, readers should not place undue reliance on forward-looking information. All forward-looking information contained in this news release is given as of the date hereof and is based upon the opinions and estimates of management and information available to management as at the date hereof. The Company disclaims any intention or obligation to update or revise any forward-looking information, whether as a result of new information, future events or otherwise, except as required by law.

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

To view the source version of this press release, please visit https://www.newsfilecorp.com/release/261238