Fluidstack
About Fluidstack
Fluidstack is a Data Centers startup based in London (founded) / New York that has raised $1.1B in venture capital across 4 funding rounds since 2017. The company reached Series A stage in January 2026 with a $830M round led by Situational Awareness Partners at a $7.5B valuation. Fluidstack's investor base includes 5 institutional funds, with Situational Awareness Partners leading the most recent equity round.
Fluidstack acquires power, designs, constructs, and operates hyperscale data centers purpose-built for AI workloads and frontier AI development. The company claims the ability to deliver gigawatts of compute capacity in approximately six months—versus the industry standard of 18–24 months—by converting crypto-mining facilities and deploying proprietary construction technology. Fluidstack's clients include Anthropic, Meta, and Nvidia, and the company manages a reported $50 billion AI infrastructure buildout for Anthropic.
Fluidstack Funding Rounds Timeline
4 rounds · $1.1B raised · since 2017
| Round | Date | Amount | Valuation | Lead investor | Co-investors |
|---|---|---|---|---|---|
| Series A | January 2026 | $830M | $7.5B | Situational Awareness Partners | Patrick Collison, John Collison, Nat Friedman, Daniel Gross |
| Series A | February 2025 | $200M | — | Cacti | — |
Investors in Fluidstack
5 institutional investors across 4 rounds
Lead investors
Co-investors
Recent news about Fluidstack
Questions about Fluidstack
How much has Fluidstack raised?
Fluidstack has raised $1.1B across 4 funding rounds since 2017.
Who are the investors of Fluidstack?
Fluidstack's investors include Situational Awareness Partners, Patrick Collison, John Collison, Nat Friedman, Daniel Gross.
When was Fluidstack's last funding round?
Fluidstack's most recent round was a $830M Series A in January 2026, led by Situational Awareness Partners.
What is Fluidstack's valuation?
Fluidstack reached a $7.5B valuation (unicorn status) with its Series A round in January 2026.
Where is Fluidstack headquartered?
Fluidstack is headquartered in London (founded) / New York, and was founded in 2017 by Gary Wu, Cesar Maklary, Jamie Cox.