Seeking Alpha

Commonwealth Fusion Systems Raises $863 Million Series B2 Round to Accelerate the Commercialization of Fusion Energy

This round of capital is the largest raised among deep tech and energy companies since CFS' $1.8 billion Series B round in 2021. The almost $3 billion that CFS has raised to date is about one-third of ...
WBJournal

Commonwealth Fusion inks $1B power deal with longtime shareholder after $863M fundraising round

After inking a similar deal with Google in June, Commonwealth Fusion has signed a power purchase agreement with a longtime investor for more than $1 billion after a new fundraising round saw CFS raise ...
NBC 10 Philadelphia

Europe's fastest-growing nuclear fusion company raises $148 million in record funding round

German start-up Proxima Fusion on Wednesday announced it had raised 130 million euros ($148 million) in a record funding round, with investors hopeful the company can soon develop the world's first ...
Nasdaq

Commonwealth Fusion Systems Raises $863 Million Series B2 Round to Accelerate the Commercialization of Fusion Energy

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 ...