Radiant Raises $165 Million For Development Of ‘World’s First’ Mass Produced Nuclear Reactor

US company planning to test Kaleidos microreactor in 2026

Radiant Raises $165 Million For Development Of ‘World’s First’ Mass Produced Nuclear Reactor
The Kaleidos microreactor is aimed at replacing diesel generators at military sites, remote villages or disaster relief efforts. Courtesy Radiant Industries.

Radiant Industries, a US nuclear startup, announced it has raised $165m (€145m) in funding to complete what it says could be the world’s first mass-produced portable microreactor design.

The Series C funding round was led by California-based venture capital firm DCVC Management, and also included London, UK-based investment firm Giant Ventures Global and US investment company StepStone Group, according to a statement.

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