CHARBONE Confirms its First Hydrogen Production in Sorel-Tracy

Brossard, Quebec – TheNewswire – December 1, 2025 – CHARBONE CORPORATION (TSXV: CH; OTCQB: CHHYF; FSE: K47) (“CHARBONE” or the “Company”), a North American producer and distributor specializing in clean Ultra High Purity (“UHP”) hydrogen and strategic industrial gases, is pleased to announce the successful completion of equipment installation for Phase 1A at its Sorel-Tracy site and, in accordance with the announced schedule, the production of its first hydrogen molecule.

During the last weekend of November, CHARBONE's technical teams conducted the first hydrogen production tests, following the commissioning of the Company's first local clean UHP hydrogen production module in Quebec. The initial results confirm the system is properly functioning, validating the initial performance parameters.

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Management Statement

“The completion of the Phase 1A installation and the successful completion of the first hydrogen production tests are key milestones for CHARBONE,” said Dave B. Gagnon, CEO of CHARBONE. “These accomplishments demonstrate our teams' ability to execute rigorously. We are now entering the commercial production phase.”

The first clean UHP hydrogen project in Quebec and a model for North America

The modular plant in Sorel-Tracy represents the first local and decentralized clean UHP hydrogen production facility in Quebec, in line with CHARBONE's vision of building an integrated North American network for the production and distribution of clean and strategic gases. For more information on the Company's five-phase roadmap, the modular configuration of the plant, and its economic outlook, please review the investor presentation available on CHARBONE's website.

About CHARBONE CORPORATION

CHARBONE is a developer and producer of clean Ultra High 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 (TSXV: CH), the OTC Markets (OTCQB: CHHYF), and the Frankfurt Stock Exchange (FSE: K47). For more information, please visit: www.charbone.com.