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Panthalassa

134 employees on LinkedIn · 28 known investors

Find your way into Panthalassa

Panthalassa is building a planetary-scale clean energy platform designed to meet global energy demand through offshore deployment with zero emissions at ultra-low cost.

CleantechDeep TechEnergy

Founders & leadership

GSGarth Sheldon-Coulson
Garth Sheldon-CoulsoninCo-Founder & CEO

Investors · 28

CompoundNew York · $400K – $1.5M
Gigascale CapitalPalo Alto
HOF CapitalNew York · $25K – $15M
Lowercarbon CapitalLos Angeles · $100K – $5M
Nimble PartnersSan Francisco
Portland Seed FundPortland · $25K
SciFi VCSan Francisco · $100K – $1M
Scribble VenturesPortola Valley · $750K – $1.5M
Sozo VenturesRedwood City
UnlessBoulder
WAGMI Ventures
Western Technology InvestmentPortola Valley · $250K – $30M
Founders Fundreported · 3 sourcesSan Francisco · $500K – $5M
Future PositivereportedNew York
Kleiner PerkinsreportedMenlo Park · $500K – $15M
Peter Thielreported
WovenEarthreportedPalo Alto
WTIreportedPortola Valley

Also in the syndicate · 10

Fortescue VenturesIntrepid Oregon FundJohn DoerrLeblon CapitalPlanetary VCResilience ReserveSciFi VenturesSuper Micro ComputerSusquehanna Sustainable InvestmentsTIME Ventures

Funding

SEC filings, press & company announcements

$280M disclosed across 2 rounds · 2026

Source: company announcements and press reports — follow each round's link for the claim.

Competitors · 3

by search overlap
CorPower Ocean22 shared keywordsCorPower Ocean develops wave energy converters that transform ocean waves into electricity through biologically-inspired technology. The company operates in the renewable energy sector, targeting commercial-scale wave energy deployment globally.
Power Technology17 shared keywordsPower Technology is an online trade publication that publishes news, features, and analysis covering the power and energy industry, including topics such as geothermal development.
Energydigital13 shared keywordsEnergy Digital is a media and events platform connecting energy and sustainability executives globally, offering advertising, content creation, virtual events, research reports, and demand generation services. The company serves large energy and sustainability brands seeking to engage industry decision-makers and drive collaboration across the energy transition sector.

Companies competing with Panthalassa for the same Google search keywords, organic and paid, via search-intersection analysis.

In the news

Palantir OG on X: "Peter Thiel-backed Panthalassa raises $140M to build wave-powered floating AI data centers The race to build bigger AI models is running into a hard limit: power. A single training run can burn through as much electricity as thousands of homes, and new data centers are getting" / x.com · May 2026Peter Thiel Leads $140 Million Capital Raise for Panthalassa to Power AI Computing Using Ocean Waves - ESG Todayesgtoday.com · May 2026Panthalassa Raises $140M in Series B Fundingfinsmes.com · May 2026Data centers at sea: Panthalassa nets $140M led by Peter Thiel for wave-powered AIgeekwire.com · May 2026Panthalassa Raises $140M For Ocean AI Computing Pushventureburn.com · May 2026Panthalassa Raises $140 Million to Power AI at Seabusinesswire.com · May 2026

Frequently asked questions

What does Panthalassa do?
Panthalassa is building a planetary-scale clean energy platform designed to meet global energy demand through offshore deployment with zero emissions at ultra-low cost.
Who founded Panthalassa?
Panthalassa was founded by Garth Sheldon-Coulson.
Who are Panthalassa's investors?
Panthalassa's investors include Compound, Gigascale Capital, HOF Capital, Lowercarbon Capital, Nimble Partners, Portland Seed Fund, SciFi VC, Scribble Ventures and 10 more.
How much funding has Panthalassa raised?
Panthalassa has disclosed $280M raised across 2 rounds.