Mr. Benoit Veilleux reports

CHARBONE TO HOST CORPORATE UPDATE WEBINAR DECEMBER 16TH AND ENGAGES RED CLOUD AS MARKET MAKER

Charbone Hydrogen Corp. will be hosting a corporate update webinar on Dec. 16 at 11 a.m. ET and has engaged Red Cloud Securities Inc. to provide market-making services to the company.

Corporate update webinar

Charbone invites all investors and other interested parties to register for the webinar. Dave Gagnon, chairman and chief executive officer, and Benoit Veilleux, chief financial officer, will be providing a brief overview on the company's operations, market insights on clean UHP hydrogen and other industrial gases, recent corporate achievements, and upcoming milestones.

Date:  Tuesday, Dec. 16, 2025

Time:  11 a.m. ET

Have questions? There will be an allotted time following the live presentation for a Q&A (question-and-answer) session. Unaddressed questions will be reviewed by management and responded to accordingly. You may submit your question(s) beforehand in the registration form or by e-mail at: ir@Charbone.com .

Red Cloud appointment

Charbone has engaged Red Cloud, established in 2011 and based in Toronto and Vancouver, to provide services whereby it will buy and sell securities of the company for the purposes of market making. This includes maintaining a reasonable and consistent bid and offer spread for the company's common stock traded on the TSX Venture Exchange and is on a best-efforts basis. Red Cloud has variable stock position in Charbone in the course of the market-making mandate and using its own funds to execute. The services will mainly be rendered by Adam Smith who is acting at arm's length to the company. Under the terms of the agreement, Red Cloud will receive a fee of $5,000 per month, commencing Dec. 1, 2025. The agreement will continue in effect unless terminated by either party with no less than 30 days of notice. No stock options are being granted, and no other compensation is payable in connection with the engagement. The agreement is subject to regulatory approval.

About Charbone Hydrogen Corp.

Charbone is a developer and producer of clean ultrahigh-purity (UHP) hydrogen with a growing industrial gas distribution platform. Through a modular approach, Charbone is focused on developing a network of clean hydrogen production facilities throughout North America and select markets abroad, starting with its flagship Sorel-Tracy project in Quebec. The company's integrated model reduces risk, enhances scalability and enables diversified revenue streams through partnerships in helium and other specialty gases. Charbone is committed to supporting the global transition to a lower-carbon economy by providing accessible, decentralized clean hydrogen and specialty gas solutions while supporting underserved industrial gas customers and accelerating the shift to localized clean energy. Charbone is listed on the TSX Venture Exchange (TSX-V: CH), the OTC Markets (OTCQB: CHHYF) and the Frankfurt Stock Exchange (FSE: K47).

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