Hephaestus raised €15M in a funding round in Oct 2026. The company is based in London, UK. Investors in the round: CiRi Ventures, Climate Capital, Prescience Ventures and 2 others. Data as of 21 Oct 2026.
Confidence is the weaker of amount-FX and source evidence (the cascade rule). See methodology.
This is the company's only recorded round.
