Graphite One Secures Key Engineering Contract and Advances Ohio Active Anode Materials Facility Toward 25,000 Tonnes of Synthetic Graphite Capacity

Vancouver, British Columbia – June 22, 2026 – Graphite One Inc. (TSXV: GPH) (OTCQX: GPHOF) (“Graphite One” or the “Company”) today announced two significant milestones for its planned Active Anode Materials (“AAM”) manufacturing facility in Conneaut, Ohio (the “Ohio Facility”): (1) execution of an engineering contract with a leading anode production facility engineering firm, and (2) continued advancement of the Company’s strategically located Conneaut manufacturing site.

Syntholene Completes Construction of Iceland Demonstration Facility Six Months Ahead of Schedule, Commences Operations

Chicago, IL – June 22, 2026 – Syntholene Energy Corp. (TSXV: ESAF) (OTCQB: SYNTF) (FSE: 3DD0) (“Syntholene” or the “Company”) announced today that it has completed construction of its geothermal-integrated Solid Oxide Electrolyzer Cell (“SOEC”) demonstration facility in Húsavík, Iceland (the “Demonstration Facility”), approximately six months ahead of the Company’s original development schedule and under budget.