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 ...

Fusion power has long been treated as a mirage on the energy horizon, but the construction cranes outside Boston suggest ...

As part of this initiative, CFS will use the data generated and compiled through the use of the Siemens Xcelerator portfolio of industrial software to build its SPARC fusion machine. A visual ...

The MarketWatch News Department was not involved in the creation of this content. -- Eni, as a CFS strategic investor, signs offtake agreement worth more than $1 billion for clean fusion power from ...

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 ...

Google has signed an agreement to buy electricity from Commonwealth Fusion Systems’ planned Chesterfield County facility — expected to be the world’s first grid-scale commercial fusion power plant.

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 ...

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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 ...

The MarketWatch News Department was not involved in the creation of this content. As part of this initiative, CFS will use the data generated and compiled through the use of the Siemens Xcelerator ...