Mantle8
French tech company | Builders Republic
About
Natural hydrogen exploration company that combines geological, geophysical and geochemical data into proprietary subsurface imaging to locate and characterize the Earth's hidden reservoirs of naturally occurring hydrogen, with a mission to deliver it as a clean fuel at scale.
Key facts
- Status
- Active
- Sectors
- Climate, Cleantech & Energy
- Latest stage
- Series A
- Founded
- 2018
- City
- GRENOBLE
- Region
- Auvergne-Rhône-Alpes
- Tracked rounds
- 2
- Amount raised
- 34 M€ raised since 2020
Funding rounds
- Series A — 2026
- Seed — 2025
Investors
- Audacia
- Bpifrance Green Venture
- Breakthrough Energy Ventures
- Kiko Ventures
- Sandwater
- Wind Capital