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Atomarine

Atomarine is a YC Summer 2026 (S26) company. Based in Boston, MA, USA. Team of 2.

  • Hard Tech
  • Energy

About Atomarine

GPAgent's own fund-neutral profile, written from public information. Updated Oct 4, 2026.

Summary

Atomarine builds offshore floating data centers powered by shipborne generation units, starting with gas turbines and transitioning to marine nuclear reactors. The platforms are manufactured in shipyards, towed to site, and moored at sea, replacing the land-based construction process that requires grid interconnection, freshwater cooling, and local permitting. AI operators get scalable compute capacity, from a single 75-100 MW barge up to multi-hundred-megawatt campuses, without competing for land, grid access, or community approval.

Go-to-market

Atomarine targets AI operators, cloud developers, shipbuilders, and energy partners, engaging them directly through inbound contact rather than a self-serve product.

From the Y Combinator listing

How Atomarine describes itself in Y Combinator's public directory.

Floating nuclear powered data centers at sea.

We are building nuclear power delivery ships to power our floating compute barges at sea. Our systems are fully standalone, have better cooling, and avoid all the resource competition that leads to local community opposition. Our centralized manufacturing allows us to deploy anywhere on Earth, four times faster than on land.

Facts

Industry
Industrials / Industrials -> Energy
Location
Boston, MA, USA
Team size
2
Status
Active
Stage
Early

Founders (1)

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