Proton Motor Power Systems plc announced that it has received a further order from GKN Hydrogen Italy S.r.l.("GKN Hydrogen") for anadditional15 "HyModule® S8"hydrogen fuel cell systems. TheHyModule® S8 system is anemission-free high-tech product from the Company's Hy-brand portfolio for stationary applications and isdesigned for the autonomous provision of energy and heat. The Company anticipates that theHyModule® S8 systemswill be delivered to GKN Hydrogen in the first nine months of 2023. GKN Hydrogen is part of GKN, the Aerospace, Automotive and Powder Metallurgy international business controlled by Melrose Industries plc.

Taking into account previous orders, GKN Hydrogen has now ordered 46 "HyModule® S8" hydrogen fuel cell systems in total from Proton Motor. While there can be no certainty, the Board of Proton Motor expects to receive further orders as GKN Hydrogen continues to integrate the Company's technology in its "HY2" energy systems.