Startups #fusion#startup
Helion, the Sam Altman-backed fusion startup, raises $465M to build a power plant for Microsoft
Helion raised $465M in Series G funding led by Thrive Capital, valuing the company at $15.5B, to build its first fusion power plant Orion, with a target to deliver power to Microsoft by 2028. The startup uses a unique magnet-based approach to directly harvest electricity from fusion.
Jun 14, 2026 1 source