United States · Growth startup

Who invested in Radiant Nuclear

One round we have observed, with the 6 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Climate TechEnergy

Raised 11 months ago

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Funding summaryUpdated 5 Nov 2026

$300Mraised across 1 round since 2025, from 1 source

Latest round: Growth, $300MDec 2025
Led by: Draper Associates and Boost VC
Investors: 6 (2 led)

See who backed them

The rounds

Dec 2025
Growth$300M
Reported by TechCrunch

Everyone who backed them

Draper AssociatesVC firm1round, led 1

Boost VCVC firm1round, led 1

Founders FundVC firm1round

Chevron Technology VenturesCorporate VC1round

Friends & Family CapitalVC firm1round

Ark Venture FundVC firm1round

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Also claim to have backed them

These 11 firms list Radiant Nuclear as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

CantosVC firmSeries A, per its site

TGM venturesAngel networkPer its own site

Justin MateenVC firmPer its own site

Gigascale CapitalVC firmPer its own site

Decisive PointVC firmPer its own site

Crosscut VenturesPrivate equityPer its own site

Partners ResoluteVC firmPer its own site

Inertia VenturesVC firmPer its own site

Neutron Power VenturesVC firmPer its own site

Realm Capital VenturesVC firmPer its own site

Unmatched VenturesVC firmPer its own site

Quick answers about Radiant Nuclear

Who invested in Radiant Nuclear?

Radiant Nuclear's investors include Draper Associates, Boost VC, Founders Fund, Chevron Technology Ventures and Friends & Family Capital, and 1 more on record. Draper Associates led its latest round.