Ostium Group
OtherNantes, FranceSep 2021
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 Nov 2026.
Amount raised
€3.8M
€3,800,000
Native amount
3,800,000 EUR
Stage
Other
equity
Investors
2
Provenance & confidence
Low confidenceAmount
Reported in EUR — no conversion. €3.8M
High confidence
Confidence is the weaker of amount-FX and source evidence (the cascade rule). See methodology.
Other rounds
same companyThis is the company's only recorded round.