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Energy Tech Series A Founded 2024

Mantle8

Developer of natural hydrogen exploration technology. It uses proprietary multiphysics imaging and geological data analysis to identify and assess subsurface natural hydrogen reserves. The company's technology is scalable and applicable globally. Its services encompass prospect generation, permitting, and exploration campaign management. The team comprises experienced geoscientists and engineers. Founded in 2024,…

📍 Sassenage, France · Energy Storage Tech

Funding snapshot

Last roundSeries A
Amount$36M
Date13 May 2026
Total raised$44M
Team size31

About

Developer of natural hydrogen exploration technology. It uses proprietary multiphysics imaging and geological data analysis to identify and assess subsurface natural hydrogen reserves. The company's technology is scalable and applicable globally. Its services encompass prospect generation, permitting, and exploration campaign management. The team comprises experienced geoscientists and engineers. Founded in 2024, headquartered in Sassenage, France. Mantle8 operates in the Energy Storage Tech sector. The company focuses on Natural Sources. The company has raised $44M in Series A funding. Notable investors include Breakthrough Energy, Gates, Kiko Ventures, European Innovation Council, Sandwater, Ecotechnologies 2 fund, among others. The company is categorized under Energy Tech > Energy Storage Tech.

Business model

Energy Storage Tech > Hydrogen > Hydrogen Generation > Natural Sources

Institutional investors

Breakthrough Energy Gates Kiko Ventures European Innovation Council Sandwater Ecotechnologies 2 fund IP Group Wind Capital Calderion

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