Commonwealth Nets 863 M to Fuse Tomorrow

Commonwealth nets 863 M to fuse tomorrow

DEVENS, Mass., Aug. 28, 2025 /PRNewswire/ -- Commonwealth Fusion Systems (CFS), the largest and leading private fusion company, today announced that it raised $863 million in a Series B2 fundraising round as it moves closer to being the first in the world to commercialize fusion power. The oversubscribed round of capital is the largest amount raised among deep tech and energy companies since CFS' $1.8 billion Series B round in 2021. CFS will use…

Nvidia, Google, Bill Gates join $863 million funding round for Commonwealth Fusion Systems

Fusion power startup Commonwealth Fusion Systems has raised $863 million from a variety of investors including Nvidia, Google, and Bill Gates-backed Breakthrough Energy Ventures. “We’re continuing our trend here of looking into the world and saying, ‘How do we advance fusion as fast as possible?’” co-founder and CEO Bob Mumgaard told TechCrunch. “This round of capital isn’t just about fusion, just generally as a concept, but it’s about how we go…

Commonwealth Fusion Systems Raises $863 Million to Bring Fusion Power to the Grid

Commonwealth Fusion Systems (CFS) announced it that it has raised $863 million in a Series B2 fundraising round, with proceeds from the financing aimed at accelerating the company’s path to commercializing fusion energy. The company said it will use the capital to complete its fusion demonstration machine under construction in Massachusetts and continue development on […]

Commonwealth Fusion Systems raises $863m to accelerate fusion energy commercialisation

Commonwealth Fusion Systems (CFS), a company focused on fusion energy development, has raised $863m in a Series B2 funding round.

Commonwealth Fusion Secures $863M to Power Next Leap in Fusion Energy - USA Herald

In a seismic boost for clean energy innovation, Commonwealth Fusion Systems (CFS) announced Thursday it has raised $863 million in a Series B2 funding round, calling it the largest infusion of capital for a deep tech or energy company since its record $1.8 billion Series B in 2021. The Somerville, Massachusetts-based company, which aims to become the first to commercialize fusion power, said the funding will accelerate completion of its SPARC fu…