Bill-Gates Backs Another Natural Hydrogen Company - Mantle8

Feb 7, 2025
3 min read

Mantle8, a French startup aiming to setup a natural hydrogen imaging technology company, closed a €3.4mm seed round, backed by Bill-Gates led Breakthrough Energy Ventures and Kiko Ventures, to run a technological pilot imaging and quantifying underground hydrogen systems. This is the second natural hydrogen company after Koloma which is backed by Breakthrough Energy Ventures.

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