Graphite One Clears Key Ohio EPA Hurdle for Planned Ohio Battery Materials Facility

VANCOUVER, BC – July 16, 2026 – Graphite One Inc. (TSXV: GPH) (OTCQX: GPHOF) (“G1”, “Graphite One” or the “Company”), a developer of a complete U.S.-based advanced graphite supply chain, today announces another significant milestone in the development of its planned Active Anode Materials (“AAM”) facility in Conneaut, Ohio.  The Ohio Environmental Protection Agency (“Ohio EPA”) has determined the Company’s air permit application is complete and has commenced technical review.

Acceptance into technical review represents a key milestone in the Ohio permitting process and confirms the Ohio EPA has determined the application contains the information required to begin its detailed technical review, an important step toward issuance of the required air permit.

“Acceptance into technical review reflects the quality of the work completed by G1’s engineering and permitting teams,” said Mike Schaffner, Chief Operating Officer. “We appreciate Ohio EPA’s review and remain focused on advancing the project efficiently toward construction.”