Standard Nuclear

Oak Ridge, TN · Founded 2024 · Privately Held (backing)

Developer of tristructural-isotropic nuclear fuel and radioisotope power systems designed for advanced reactor deployment and aerospace propulsion. Standard Nuclear is based in Oak Ridge, TN and was founded in 2024. It was valued at $838 million at its early-stage round in Jan 2026, the last priced event on record. It has raised $182 million across 3 recorded rounds; the latest was a $46.5 million early-stage round in Jan 2026.

PMV mark · valuation
$838.0M
Oct 2026
Priced at
its early-stage round
Jan 2026
Total raised
$182.0M
Last round
Early Stage VC
Jan 2026

Who backs Standard Nuclear?

13 investors
InvestorType
Andreessen HorowitzVenture capital
StepStone Group—
Chevron Technology VenturesOther
Washington HarbourVenture capital
XTX Ventures—
BVVCVenture capital
Crucible CapitalVenture capital
FundomoVenture capital
Decisive PointVenture capital
Affiliated Private InvestorsFamily office
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Standard Nuclear investors

13 investors are on record for Standard Nuclear, including Andreessen Horowitz, StepStone Group, Chevron Technology Ventures and Washington Harbour. By type, the record holds 6 venture capital firms and 2 family offices. The early-stage round in Jan 2026 drew 25 investors.

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