Nuclear power companies

Explore developers of small nuclear reactors for industrial, remote and military power, with sourced company profiles, product descriptions and careers links.

These companies develop nuclear fission systems at different scales. Last Energy focuses on small modular power plants for industrial customers. Radiant develops transportable microreactors for on-site electricity and heat, while Antares develops small reactors for remote, industrial and military uses. A listing describes what a company develops; it does not imply that its reactor is licensed or commercially operating.