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Radiant
L0 · Energy & Power
nuclear/SMRstartupprivateseries C+
Radiant is a nuclear power technology startup developing portable, grid-independent microreactors designed to replace traditional diesel generators. The company focuses on manufacturing factory-based systems that can be rapidly shipped to remote locations, military bases, or industrial sites. Its technology uses advanced high-temperature fuel options to maximize efficiency and structural stability.
Ecosystem functionSpecializes in factory-fabricated portable microreactors, leveraging advanced regulatory and military testing programs to de-risk localized commercial off-grid deployment.
Business modelPortable nuclear microreactor manufacturing and sales
Revenue—
Valuation$645.2Mreported
Last round$165Mled by Align Ventures · 2025
Sources · 2 ↓
Suggest an editLast verified 2026-07-22