Company
Radiant Nuclear
Nuclear energy company developing portable 1MW microreactors for deployment in remote, industrial, defense, and data center applications
Energy
Funding History
Dec 17, 2025Series D
Radiant Nuclear raised over $300M in new funding led by Boost VC and Draper Associates, at a $1.8B valuation. Funds will go toward building a mass-production facility in Tennessee and accelerating the first reactor demonstration at Idaho National Laboratory.
Feb 26, 2026
Radiant Nuclear raised $360M, led by Boost VC which invested in every round. Proceeds fund scale-up of manufacturing at an 80-acre Tennessee factory site. The company also received DOE preliminary design safety approval.
News
Interviews (3)
Adam Draper leads Radiant Nuclear's $360M round after backing every round from pre-seed
26 Feb 2026
Radiant Nuclear raises $300M+, secures Equinix order for 20 reactors and Air Force contract
17 Dec 2025
David Ulevitch on American Dynamism: AI will compress nuclear regulatory timelines and public safety is the most underrated opportunity
14 May 2025