CORPORATION CHARBONE Retains RB Milestone Group for Investor Relations

Brossard, Quebec — October 31, 2025 — Leads & Copy — Charbone Corporation (TSXV: CH; OTCQB: CHHYF; FSE: K47) has engaged RB Milestone Group LLC (RBMG) for investor relations services, including corporate communications advice, non-deal roadshow organization, and competitive intelligence.

The initial six-month contract, starting October 20, 2025, totals $59,500 USD, payable monthly. After this period, the contract automatically renews monthly until terminated. RBMG is independent of Charbone, and the agreement is subject to regulatory approval.

Dave B. Gagnon, CEO of Charbone, noted RBMG's expertise would be a major asset for the company's communication and investor relations strategy in the U.S. and Canada.

Charbone also announced an update to its previously disclosed debt settlement agreement dated August 14, 2025. Following discussions with the TSX Venture Exchange, Charbone revised the total amount and number of shares to be issued to an independent market maker. Charbone will settle $30,000 of an initial $118,095 debt by issuing 500,000 common shares. The settlement remains subject to final approval from the TSX Venture Exchange.

Benoit Veilleux
Chef de la direction financière et secrétaire corporatif
+1 450 678 7171
ir@charbone.com

Source: CORPORATION CHARBONE