X-energy designs advanced small modular nuclear reactors and manufactures advanced nuclear fuel, pairing its Xe-100 high-temperature gas-cooled reactor with proprietary TRISO-X fuel. Founded to tackle complex energy challenges, the company builds on decades of reactor research and operational experience to provide electricity and high-temperature steam for heavy industry, data centers, and other demanding applications. Its technology portfolio also extends to compact, mission-critical power for remote operations and potential deep-space propulsion.
Centrus Energy CorpCentrus Energy Corp. supplies nuclear fuel and services to the nuclear power industry and produces high-assay, low-enriched uranium. Its technical operations include uranium enrichment and advanced manufacturing at a 440,000-square-foot Technology & Manufacturing Center in Oak Ridge, Tennessee. Since 1998, the company says it has provided utility customers with more than 1,850 reactor years of fuel.BETHESDA, MD
Teledyne Energy Systems, IncFrom hydrogen electrolysis systems sold commercially since the 1970s to power units headed for the Moon, Teledyne Energy Systems develops energy-generation and storage systems for demanding environments. The Hunt Valley company has manufactured more than 700 electrolysis systems and also supplies fuel-cell, thermoelectric, radioisotope and battery technologies for space, subsea and remote terrestrial applications. Its space-power work includes radioisotope generators used on NASA’s Curiosity and Perseverance rovers.HUNT VALLEY, MD
Concurrent Technologies CorporationAs a nonprofit applied scientific research and development organization, Concurrent Technologies Corporation is known for translating difficult engineering problems into practical technologies for government and commercial clients. In Johnstown, its Center for Advanced Nuclear Manufacturing applies that expertise to the emerging small modular and advanced reactor industry, while its laboratory has provided materials testing for more than 35 years.JOHNSTOWN, PA
Holtec InternationalFounded in 1986, Holtec International is a vertically integrated energy-technology company that designs, engineers, analyzes, licenses, fabricates, and constructs equipment and facilities. Its manufacturing operations include nuclear power components and air-cooled condenser systems, alongside products and services for nuclear fuel management, heat transfer, and clean energy. The company reports a global operating presence across nine countries.TURTLE CREEK, PA