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Antares Nuclear, Inc.
Antares Nuclear, Inc. is a United States-based company specializing in factory-produced fission microreactors. It is expanding its headquarters, known as Antares Prime, in California to support reactor development, manufacturing, and regulatory milestones.
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Antares Nuclear, Inc. at a glance
Antares Nuclear, Inc. is an energy company headquartered in United States. Its most recent funding round raised $320M in July 2026. Xcout tracks 9 named people at Antares Nuclear, Inc., including Jordan Bramble (Chief Executive Officer).
Antares Nuclear, Inc. leadership
- Jordan BrambleChief Executive Officer
- Mark MassieChief Engineer
- Rian BahranChief Nuclear Officer
- Jordan BrambleCEO & Co-Founder
- Jordan BrambleExecutive Officer
- Alana PalmedoDirector
3 more named people on record for Antares Nuclear, Inc., with roles, board committees and tenure — see the full roster →
Antares Nuclear, Inc. funding rounds
Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| SEC Form D filing | $320M | — | |
| Series C | $470M | 5 named | |
| Series B | $96M | — | |
| SEC Form D filing | $51M | — | |
| SEC Form D filing | $27.5M | — | |
| SEC Form D filing | $8.1M | — |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Recent Antares Nuclear, Inc. news
Investors
Antares Nuclear, Inc. competitors
A few of Antares Nuclear, Inc.'s closest competitors — see the full list of competitors and alternatives →
Plasmonic Reactor Systems designs and develops inherently safe, cost-effective modular, small, and micro nuclear reactors utilizing fission and fusion technologies. The company provides table-top, laser-driven nuclear reactor solutions that require minimal infrastructure to make sustainable energy accessible.
Aalo Atomics designs and manufactures mass-producible nuclear power plants purpose-built for data centers and clean energy markets. Headquartered in Austin, Texas, the company operates a dedicated factory and headquarters facility.
Valar Atomics is an advanced nuclear systems company developing fuel fabrication and pilot plants, such as its facility in Orangeville, Utah. The company utilizes advanced nuclear systems to power the future and coordinates its operations through its headquarters in Los Angeles.
Oklo Inc. is a publicly traded American nuclear power company based in Santa Clara, California. The company develops a small modular nuclear reactor, the Aurora Powerhouse, and intends to sell both electricity and radioisotopes produced by their Aurora reactors. The company's name is derived from Oklo, a region in the country of Gabon, Africa, where self-sustaining nuclear fission reactions occurred approximately 1.7 billion years ago.
Standard Nuclear, Inc. is a reactor-agnostic producer of TRISO nuclear fuel, designing and manufacturing advanced nuclear fuels for next-generation reactors to support U.S. energy security. The company is the only independent U.S. manufacturer of TRISO fuel, a robust, high-performance fuel essential to advanced nuclear reactors. It aims to supply advanced fuels to the next-generation nuclear industry and deliver radioisotope power solutions.
Radiant Industries is a pioneering company based in El Segundo, California, focused on developing mass-produced portable nuclear generators. The company works on innovative nuclear energy solutions to meet various power generation needs.
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More on Antares Nuclear, Inc. in Xcout Intel
- 9 named people with titles, LinkedIn and board committees
- 6 funding rounds with the investors in each, and who they co-invest with
- 3 corporate events with sources — deals, leadership changes, layoffs
- The full competitor set, tracking, exports and API access