Helion Energy Raises $425 Million from Sam Altman, SoftBank, and Others, Valued at Over $5.4 Billion to Advance Fusion Power

Helion Energy, a Seattle-area fusion startup, raised $425 million from investors including Sam Altman and SoftBank to advance fusion power development, boosting its valuation above $5.4 billion. The funding emphasizes progress toward clean, carbon-free energy solutions crucial for powering AI data centers.

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