Mantle8, a natural hydrogen exploration company, has secured €31 million in Series A funding, bringing its total raised to €37 million. This round, led by Sandwater and including Breakthrough Energy Ventures, will fund the drilling of identified prospects and further development of their proprietary HOREX® exploration technology. The company projects production costs as low as €0.80/kg for natural hydrogen, aiming for commercial viability by 2030.
