Company

Marathon Fusion, Inc.

Marathon Fusion develops fuel processing technology for fusion power plants.

About

Marathon Fusion develops technology for fuel processing in fusion power plants, including a superpermeable hydrogen pump designed to improve tritium processing. Founded in 2023 and based in San Francisco, US, the company was led by CEO Kyle Schiller as of November 2024. It raised USD 5.9 million in seed funding in July 2024, co-led by 1517 Fund and Anglo American, with participation from Übermorgen Ventures and Shared Future Fund. The company planned to use the funding to expand operations and development.

1Funding rounds

2Investors

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