Ostium Group raised €3.8M in a funding round in Sep 2021. The company is based in Nantes, France. Investors in the round: Bpifrance, Marle . Data as of 7 Aug 2026.
Reported in EUR — no conversion. €3.8M
Confidence is the weaker of amount-FX and source evidence (the cascade rule). See methodology.
This is the company's only recorded round.
