CWS (Computed Wing Sail)
French tech company | Builders Republic
About
Maker of automated rigid wingsails that add wind propulsion to merchant ships to cut fuel use — its Airfin350 is an invertible, asymmetric, low-maintenance sail that assists the main engine across wind directions, manufactured at its Saint-Nazaire factory for cargo vessel decarbonization.
Key facts
- Status
- Active
- Sectors
- Climate, Cleantech & Energy
- Latest stage
- Series A
- Founded
- 2016
- City
- PARIS
- Region
- IDF
- Tracked rounds
- 1
- Amount raised
- 12 M€ raised since 2020
Funding rounds
- Series A — 2025