| Annual U.S. Hydrogen Conference: Annual meeting of the National Hydrogen Association, covering many of the emerging research and developments in hydrogen technologies, such as fuel cells, storage, and hydrogen production. |
| Arizona Hydrogen: Manufactures a range of gas generators for the production of hydrogen and oxygen . |
| Atomic Hydrogen Source: The H-flux Atomic Hydrogen Source thermally dissociates hydrogen in an electron bombardment heated tungsten capillary. Used for surface science and thin film technology. |
| California Hydrogen Business Council: Offers hydrogen information with a slant on applications in California. |
| Compagnie Européenne des Technologies de l'Hydrogène: Develops decentralized hydrogen generators for stationary and transport applications. Products include catalytic membrane reactors for converting bioethanol, and electrolyzers. |
| Coval H2 Partners: California company integrating battery-powered and hybrid-electric vehicles and stationary power systems. Overview of current and future application areas. |
| Elettronica Todescato: Production generators of hydrogen and oxygen that produce the two gases with the solo use of electric energy and water. |
| Energy Consultants, LLP: Offers business advisory services for harvesting revenue from fuel cell, hydrogen, wind power and other emerging energy or renewable energy technologies. |
| ForeverGreen Enterprises, Inc.: Aims to provide technology for converting waste materials into hydrogen using a plasma-based process. Overview of business, applications, and technology. |
| General Hydrogen: Develops technologies and invests in companies for hydrogen infrastructure. |
| H2Gen Innovations Inc.: Dedicated to developing, manufacturing and bringing to market low-cost, small-scale hydrogen generators for industrial applications and for the emerging fuel cell vehicle and distributed fuel cell power generation markets. |
| H2scan: Offers solid-state sensors and process monitors able to quantify hydrogen without cross-sensitivities to other substances. |
| Hera Hydrogen Storage Systems: Specializes in reversible metal hydride alloys and their applications, including hydrogen storage and thermal hydrogen compression. |
| Hydro-gen: Offers skid-mounted catalytic steam reforming units for converting hydrocarbons to hydrogen, especially for use in fuel cells. Located in Italy. |
| Hydrogen Power Inc.: Developing hydrogen supply systems based on reacting water with aluminum to form aluminum oxide. |
| Hydrogen Technology Applications, Inc.: Company commercializing novel water electrolysis technology, claimed to be more energy-efficient than traditional electrolysis. Currently marketing a hydrogen gas generator welder. |
| HyRadix: Develops fuel processing technology for producing hydrogen for fuel cells and industrial applications, aimed at residential and small industrial markets. |
| MRT: Developer of a fluidized-bed membrane reactor process to produce pure hydrogen from natural gas in a single step. Overview of technology, industrial and fuel-cell applications, and company profile. |
| Norsk Hydro Electrolysers: Manufacture of alkaline electrolysis hydrogen generators, based in Norway. |
| PowerNova Technologies Corporation: Develops and commercializes hydrogen production technology for fuel cells. |
| Proton Energy Systems Inc.: Manufacturer of proton exchange membrane (PEM) electrolyzers and fuel cell products. |
| Quantiam Technologies Inc.: Focused on the development and commercialization of new products for the hydrogen economy as well as extreme materials applications in the aerospace, automotive and chemical process industries. |
| REB Research & Consulting: Sells membrane hydrogen purifiers, hydrogen getters, and membrane reactors to produce hydrogen from ammonia, methanol, or hydrocarbons, and offers consulting services in these areas. |
| Safe Hydrogen: Developing a pumpable magnesium hydride slurry for merchant hydrogen and fuel cell applications. Company profile and technology overview. |
| siGEN: Fuel cell systems integrator in Scotland, offering a range of fuel cell and electrolysis products to industry and the general public. Provides online shopping. |
| Teledyne Energy Systems: Specializing in electrolyzers for generation of hydrogen fuel cells, fuel cell test stations, and thermo-electric power systems for space and terrestrial applications. |
| The Hydrogen & Fuel Cell Investor: Hydrogen, fuel cells, and investing in an emerging technology. Links to the information available on the Internet. |
| The Hydrogen Company: Offers a range of hydrogen-related product lines, including fuel cells, catalysts, electrolyzers, portable power units, gas detection systems, and educational materials. |
| Tianjin Highland Energy Technology Development Co.: Company in China developing metal hydride-based hydrogen storage and supply systems. Offers tanks with capacities up to 6000 normal liters, as well as fuel gauges. |
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