Sisyphus Ventures
Investor profile | Builders Republic
About
Early-stage fund backing the most ambitious defense founders.
Key facts
- Type
- Venture Capital
- Stages
- Pre-Seed,Seed
- Sectors
- Defense
- Headquarters
- UK
- Offices
- London
- Geographic focus
- France,Europe
- Lead / Follow
- Follower
- Founded
- 2025
Notable investments in France
Harmattan AI
Key differentiators
Sector Specialist