Estonian deep-tech company based in Tallinn, focused on advancing alkaline electrolysis with breakthrough materials for efficiency and cost reduction. Announced UK partnership on March 2, 2026, as part of European growth strategy. CEO Marko Virkebau emphasized strategic UK market entry.[1][2][3][5][6]
Founded in 2021 in Tallinn, Estonia, Stargate Hydrogen develops high-efficiency, modular alkaline electrolysers with a novel ceramic-based catalyst. The company collaborates with industry leaders such as Fortum, Rockfin, and research institutions like Fraunhofer IFAM. Stargate Hydrogen recently secured €11 million in S
Stargate Hydrogen is an Estonian clean-tech company focusing on containerised alkaline electrolysers, recently opening a 140MW/year factory in 2025. It raised €11 million in Series A funding (which Repsol joined via minority stake) to expand production and aims to install 700MW–1.2GW of its technology by 2030. Stargate
Founded in Tallinn, Stargate Hydrogen specializes in lowering the cost of green hydrogen through advanced proprietary materials. The company's leadership and founders come from backgrounds in finance, material science, and renewable energy. Their stack performance has been validated by ZSW, Stuttgart, and Stargate was
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