Radiant
Radiant, founded in 2018 in El Segundo, California, USA, develops portable nuclear microreactors designed to replace diesel generators in remote locations.
About
Radiant, founded in 2018 in El Segundo, California, USA, develops portable nuclear microreactors designed to replace diesel generators in remote locations. Its Kaleidos microreactor is a 1MW containerized nuclear power plant.
Full tier & rationale — an SVTR Intelligence benefit
Capital graph
Company· 12
Investor· 10
Founders / team· 1
Funding history
- 2025-12New funding round$300M
Investors · Chevron Technology Ventures, ARK Venture Fund, Draper Associates, Founders Fund, Boost VCSource · SVTR Weekly #136 ↗
- 2025-05Series C$165M
Investors · SGA Capital, ARK Invest, Align Ventures, Scale Venture Partners, StepStone Group, Giant Ventures, StepStone VC, Hanwha Asset Management Venture Fund, HartBeat Ventures, Gigascale Capital, Pax Ventures, Crossbeam Venture Partners, DCVCSource · SVTR Weekly #107
- 2024-11Series C$100M
Investors · Decisive Point Ventures, Chevron Technology Ventures, DCVC, Boost VC, Also Capital, Felicis Ventures, Andreessen Horowitz, Founders Fund, Washington Harbour Partners, McKinley Alaska, Union Square VenturesSource · SVTR Weekly #079
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BusinessLatest roundTotal raisedDateConfirmed rounds only. Matched on subsector, sector, stage and funding scale — each verifiable on the company profiles.
Investors that may fit
Lowercarbon Capital
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Request intro →Ranked by each firm’s deals in this sector over the last 24 months, weighted by nearby stage and shared geography. Indicative only — no rating judgment.