Helion Raises $500 Million, Targets 2024 For Demonstrating Net Electricity From Fusion

Helion, a clean energy company committed to creating a new era of plentiful, zero-carbon electricity from fusion, today announced the close of its Series E raise of $500 million. The round was led by Sam Altman, whose involvement in the company as investor and chairman dates back to 2015. Existing investors, including Dustin Moskovitz, Mithril Capital and Capricorn Investment Group also participated in the round. The funding includes the opportunity for an additional $1.7 billion dollars tied to Helion reaching key performance milestones.