The $3.25m enables ZeroAvia to design, build and test a rapid liquid hydrogen refuelling vehicle. It will open operations at Livermore Municipal airport ahead of aviation-focused LH2 fueling demonstrations.

Five Rivers Aviation, the only FBO at California's Livermore Municipal airport in San Francisco's Tri-Valley area, is ready to welcome more traffic to its operation with the completion of a 43,000 sq ft hangar facility.

Five Rivers offers line service, hangar space, AOG maintenance, fuel, catering, car rental, parking, hotel services, crew cars, limousines, hotel shuttles, conference and large meeting rooms, plus a pilot lounge.