Panthalassa

Raised $140M in a Series B round, announced 5 May 2026.

Round

Panthalassa raised $140M in a Series B round to scale its ocean-based AI computing.

Amount: $140M
Stage: Series B
Announced: 5 May 2026
Lead: Peter Thiel
Other investors: John Doerr, Marc Benioff's TIME Ventures, Max Levchin's SciFi Ventures, Susquehanna Sustainable Investments, Hanwha Group, Anthony Pratt, Fortescue Ventures, Future Positive, WTI, Nimble Partners, Super Micro Computer
Use of funds: Complete pilot manufacturing facility near Portland, Oregon, and accelerate Ocean-3 node deployment.
Total raised: $210M to date
Checked: Amount and date matched across 3 press sources

Builds ocean-based computing infrastructure to run AI workloads at sea.

Sources: Panthalassa Raises $140M in Series B Funding - FinSMEs news.google.com
Panthalassa Raises $140 Million Series B to Scale Ocean-Based AI Computing - citybiz news.google.com
Panthalassa Raises $140 Million Series B To Power AI Computing At Sea Using Ocean Wave Energy - Pulse 2.0 news.google.com
Website: panthalassa.com ↗
LinkedIn: Garth Sheldon-Coulson ↗, Brian Moffat ↗

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