Atomico
London-headquartered European venture capital firm founded in 2006 by Skype co-founder Niklas Zennström; invests from Seed to pre-IPO across two vehicles (Venture and Growth); led PhysicsX's $135M Series B (June 2025).
Atomico is a European venture capital firm founded in 2006 by Niklas Zennström, co-founder of Skype, headquartered in London with offices in Paris, Berlin and Stockholm. It invests in technology companies across two vehicles: a Venture team investing from Series A with occasional Seed opportunities, and a Growth team investing from Series B to pre-IPO. In September 2024 it announced $1.24B in new capital across Venture VI ($485M) and Growth VI ($754M). Atomico led PhysicsX's $135M Series B (June 2025) and continued as an existing investor in the $300M Series C led by Temasek (June 2026).
Overview
- Firm
- Atomico
- Headquarters
- London, United Kingdom
- Founded
- 2006
- AUM
- Stages
- Seed, Series A, Series B, Growth
- Thesis
- Generalist technology investor partnering with ambitious entrepreneurs building with technology — across climate, health, defense, deep tech and software.
- Website
- www.atomico.com
Portfolio companies1
Frequently asked
- What is Atomico?
- Generalist technology investor partnering with ambitious entrepreneurs building with technology — across climate, health, defense, deep tech and software.
- What stages does Atomico invest at?
- Atomico invests at Seed, Series A, Series B, Growth.
Sources & citations5
Each claim links to its underlying source. Confidence reflects how directly the source supports the claim.
- 1
Atomico's identity, thesis, and two-vehicle (Venture/Growth) structure
Atomico: Our Approach | AtomicoVerified2026-08-09 - 2
Atomico's stage focus: Venture (Series A+, occasional Seed), Growth (Series B-pre-IPO)
Atomico: How We Invest | AtomicoVerified2026-08-09 - 3
Atomico raised $1.24B across Venture VI ($485M) and Growth VI ($754M), announced Sept 2024
Atomico: .24 billion as European technology comes of ageVerified2024-09-09 - 4
Atomico led PhysicsX's $135M Series B (June 2025)
PhysicsX: PhysicsX Raises 35M Series B to Usher in a New Era of AI-Native Engineering and ManufacturingVerified2025-06-22 - 5
Atomico continued as an existing investor in PhysicsX's $300M Series C (June 2026)
PhysicsX: PhysicsX Announces 00M Series C to Accelerate Physics AI for Industrial EngineeringVerified2026-06-08