Fluidstack — Startup Profile

Custom AI data centers for frontier compute

HQ: London, UK | Founded: 2017 | Employees: Not publicly disclosed | Stage: Venture-backed | Website: https://www.fluidstack.io

About

Fluidstack builds and operates AI data center systems and custom computing power capacity for model developers and large technology companies.

The Take

Fluidstack is part of the cdeveloper toolstal-intensive systems layer behind advanced AI. Its advantage is access to power, hardware, and long-term customer contracts.

the key risks are financing intensity, concentration among a few customers, energy availability, and rdeveloper toolsd changes in accelerator economics.

Key Metrics

• Founded: 2017
• Founders: Michael D. A. Power; Scotty Seaton
• Latest signal: Fluidstack reaches an $18B reported valuation
• Products: 3

Funding Rounds

• Round: $1.5B reported (2026-09) — Jane Street Capital
• Round: About $700M reported (2025-12) — Not fully disclosed

Key People

• Michael D. A. Power
• Scotty Seaton

Key Competitors

• Incumbent platforms —
• Specialist startups —

Timeline Highlights

• 2025-12: Growth financing
• 2026-09: Private equity financing
• 2017: Founded

Recent News

• Fluidstack reaches an $18B reported valuation (2026-09-03)

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