Helion Energy raises $465M
Type: Financing · Technology: Other, Data Center · Country: United States · Capacity: 50 MW · Value: $465M · Announced: 2025-09-22
Helion Energy raised $465 million in a Series G round at a $15.5 billion valuation to fund commercialization of fusion power and development of its 50 MW Orion fusion plant in Malaga, Washington, including a supply deal with Microsoft for a Central Washington data center by 2028.
Counterparties
- SoftBank Vision Fund 2 (Investor)
- Mithril Capital (Investor)
- Alta Park Capital (Investor)
- Peak XV Partners (Investor)
- Anti Fund (Investor)
- Good Ventures Foundation (Dustin Moskovitz) (Investor)
- Thrive Capital (Investor)
- Capricorn Technology Impact Funds (Investor)
- Ford Motor Company Executive Chairman Bill Ford (Investor)
- BoxGroup (Investor)
- Lightspeed Venture Partners (Investor)
- Lux Capital (Investor)
- Helion Energy (Developer)
📈 The Sherpa Signal — one notable infrastructure deal a day.