Small satellite propulsion technology developer Exotrail has been backed by Satt Paris-Saclay as it prepares for a 2019-2020 market launch.

France-based small satellite propulsion technology developer Exotrail has obtained €3.5m ($4.1m) in a round backed by regional tech transfer office Satt Paris-Saclay through an authorised conversion of claims process.

The round was led by 360 Capital Partners, through its Fonds Robolution, while Irdi Soridec Gestion, through its IRIDnov 2 Fund, public investment bank Bpifrance, through its Amorçage Ambition Angel Fund and assorted angel investors also participated.

Exotrail is working on electric propulsion systems for small satellites in industries such as telecoms…