News Summary

Commonwealth Fusion Systems, a Massachusetts-based fusion power startup, has successfully raised $863 million in a Series B2 funding round. The round saw participation from major investors including Nvidia, Google, Breakthrough Energy Ventures, and Bill Gates. The company, which has now raised nearly $3 billion to date, is focused on advancing fusion power as a commercial industrial endeavor. The funds will be used to further develop their prototype reactor, Sparc, located in a Boston suburb, with the goal of achieving scientific breakeven by 2027. Sparc will play a crucial role in validating the technology, as the company plans to construct a commercial-scale power plant, Arc, in Virginia by 2027 or 2028. Commonwealth Fusion Systems’ innovative approach involves using tokamaks, fusion reactors that employ powerful superconducting magnets to confine plasma. The diverse group of investors, including new participants like Brevan Howard and Morgan Stanley’s Counterpoint Global, is expected to aid in developing the startup’s supply chain and securing partners for future power plants.