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Deep Fission

Berkeley, US · founded 2023
L0 · Energy & Power
nuclear/SMRstartuppublicgrowth

Deep Fission wants to place small reactors deep underground in boreholes to cut costs and simplify siting. It directly links its opportunity to the power gap being created by AI-driven data centers and hyperscalers.

Ecosystem functionDeep Fission is unusual because it is trying to change nuclear plant geometry itself, using boreholes as the core economic differentiator.

Business modelUnderground reactor deployment

Revenue—
Valuation—
Last round$30M2025
Sources · 3 ↓
  1. https://www.deepfission.com/
  2. https://www.deepfission.com/pr-media-kit/press-releases/detail/87/deep-fission-nuclear-completes-30m-financing-in-a-go-public-transaction
  3. https://www.deepfission.com/investors/sec-filings/all-sec-filings/content/0001104659-26-012343/tm265399d1_ex99-1.htm
Suggest an editLast verified 2026-07-21
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