Realta Fusion is buying magnets from Commonwealth Fusion Systems, providing a revenue stop gap.

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 ...

Two prominent fusion companies — Commonwealth Fusion Systems and Realta Fusion — said Thursday they're teaming up to give the ...

Realta Fusion and Commonwealth Fusion Systems (CFS) today announced a long-term strategic partnership for the design and ...

DEVENS, Mass., Dec. 18, 2025 /PRNewswire/ -- Commonwealth Fusion Systems (CFS), the leading and largest commercial fusion energy company, today announced that it's coming to CES, the world's largest ...

Commonwealth Fusion Systems (CFS) said on Tuesday at CES 2026 that it had installed the first magnet in its Sparc fusion reactor, the demonstration device that it hopes to turn on next year. The ...

DEVENS, Mass., Jan. 12, 2026 /PRNewswire/ -- Commonwealth Fusion Systems (CFS), the largest and leading private fusion company, today announced that Stephane Bancel, the Chief Executive Officer of ...

Devens-based CFS inked a partnership agreement with another U.S. fusion company for the development and manufacturing of CFS' ...

CFS says the use of this digital twin will help accelerate its efforts to commercialize fusion energy, the same source of energy powering the sun. Commonwealth Fusion’s headquarters in Devens sold for ...

Nuclear energy company Commonwealth Fusion Systems (CFS) said it would collaborate with chipmaker NVIDIA and energy technology group Siemens to develop a digital twin of its SPARC fusion machine. The ...

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 ...