Plug Power, Inc.: A green hydrogen company focused on creating an eco-friendly energy ecosystem for diverse applications.

Boston-based manufacturing company specializing in fuel cell and hydrogen technology for global markets.

Celadyne Technologies, a Chicago-based energy company, innovates membranes for electrolyzers and fuel cells.

U.S.-based FuelCell Energy, Inc. develops, commercializes, and innovates fuel cell power plants for diverse applications.

Kraftwerk, a nanotechnology leader, revolutionizes off-grid power with scalable micro-tubular fuel cell technology.

Malta-based energy company specializing in fuel cells for power applications, spun off from GE in 2014.

EVI in Ottawa integrates battery tech for portable power needs globally.

Combined Energies: A startup specializing in residential-scale power electronics and fuel cell technology for renewable energy.

Oregon-based ClearEdge Power enhances energy efficiency and lowers carbon emissions through fuel cells.

Petra Power: Leading manufacturer of Solid Oxide Fuel Cells (SOFC) for APU systems since 2017.

Rhode Island-based Epago Technologies innovates in manufacturing platinum-based catalysts and fuel cell electrodes.

Tesserol: Clean energy enterprise producing fuel-cell modules for commercial drones, promoting zero-emission flights.

Hyperion Companies: Innovating in hydrogen fuel cells, energy storage, and advanced mobility solutions.

Alumifuel Power: Supplier of industrial gases, H2 fuel cells, and automotive fuel solutions.

HyAxiom, Inc.: A US-based manufacturer of stationary fuel cell systems, offering remote monitoring and project development.

Upstart Power designs, manufactures, and sells solid oxide fuel cell systems for residential and critical infrastructure.

WATT Fuel Cell: Developer and manufacturer of solid oxide fuel cell stacks.

Bloom Energy: A San Jose-based energy firm providing low-emission electricity and hydrogen through solid-oxide fuel cells globally.

Canada-based Ballard Power Systems designs, manufactures, and services hydrogen fuel cells for diverse industries.

US-based company in Albuquerque, innovating Fuel Cell Electric Vehicles with advanced catalysts.

US-based Redox delivers affordable, on-demand clean energy through solid oxide fuel cells.

Superprotonic: Pioneering cost-effective, high-performance solid acid fuel cell technology.

Massachusetts-based Giner Electrochemical Systems develops viable fuel cells and electrochemical technologies for transportation and power systems.

URH2 specializes in renewable energy integration, focusing on landfill gas-to-energy and hydride fuel cell technology for sustainable hydrogen production.

Greenway Energy: Pioneering sustainable hydrogen solutions and fuel cell technologies.