Atomarine raises $19M in seed funding led by Y Combinator for nuclear-powered offshore data centers. The Cambridge firm plans to deploy AI compute platforms with small modular reactors by 2031-2032.
Amount Raised
$19 Million
Round Type
Seed
CambridgeEnergyOil And GasArtificial IntelligenceInvestors
Description
Atomarine, a Cambridge, Massachusetts-based company, has secured $19 million in seed funding led by Y Combinator, with backing from Pantera Capital, Soma Capital, Seven Seven Six, Liquid 2 Ventures, Audacious Ventures, and E14 Fund. The company is developing nuclear-powered floating data centers designed to provide up to 150MW of power while avoiding competition with local communities for resources. Initially, Atomarine will deploy natural gas generators on its offshore platforms, with plans to transition to small modular reactors (SMRs) by 2031-2032 following regulatory approval. The funding will support hiring engineers specializing in naval architecture, nuclear engineering, and data center design.
Quick answer
Atomarine raised $19 Million in a Seed round, dated November 11, 2026. Investors: E14 Fund, Audacious Ventures, Liquid 2 Ventures, Seven Seven Six, SOMA Capital, Pantera Capital and Y Combinator. Atomarine is based in Cambridge, Massachusetts, United States.
- How much did Atomarine raise?
- Atomarine raised $19 Million in a Seed round on November 11, 2026.
- Who invested in Atomarine?
- E14 Fund, Audacious Ventures, Liquid 2 Ventures, Seven Seven Six, SOMA Capital, Pantera Capital and Y Combinator are named as investors in this round.
- What does Atomarine do?
- Atomarine is a Cambridge, Massachusetts-based company developing nuclear-powered floating data centers designed to provide power for AI compute infrastructure.
- Where is Atomarine based and how big is it?
- Atomarine is based in Cambridge, Massachusetts, United States.
- Who are the decision-makers at Atomarine?
- Fundz holds 2 contacts at Atomarine, including the Co-Founder/CEO. Names and contact details are shown to Fundz members.
Source: Fundz verified event record.
Who else raised in Energy and Oil And Gas around the same time
Companies in the same sectors as Atomarine that raised within 45 days of this round, from Fundz verified event records.
- triPica raised $14M on November 10, 2026.
- Hoover Circular Solutions Limited raised $130M (Debt Financing) on November 10, 2026.
- FluxPoint Energy raised an undisclosed amount (Seed) on November 10, 2026.
- Soofa raised an undisclosed amount (Corporate Round) on November 9, 2026.
- CVR Energy raised $490M (Post-IPO Equity) on November 5, 2026.
- Pure Data Centres Group raised $787M on November 4, 2026.
Who to call at Atomarine, and when
A new round usually means Atomarine is about to hire and buy. The teams that reach out first get the meeting.
- An alert the day Atomarine raises, hires an executive or expands, scored against what you sell
- The decision-makers there, with verified emails
- Who you already know at Atomarine, from your own LinkedIn network
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