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Commonwealth Fusion Systems raised $1 billion in July, bringing total funding to $4 billion as it advances its SPARC demonstration machine and ARC commercial power plant.
Amount Raised
$1 Billion
Round Type
Venture
DevensEnergyDescription
Commonwealth Fusion Systems (CFS) raised $1 billion in a funding round, increasing its total capital raised to $4 billion. The company is developing SPARC, a demonstration fusion machine designed to pave the way for ARC, its first commercial power plant. CFS co-founder and chief science officer Brandon Sorbom leads the company's scientific direction and R&D efforts. In April 2026, CFS became the first fusion company to apply to PJM Interconnection, the largest U.S
Fundz sees it the moment Common Fusion Systems raises, hires an exec or expands, usually minutes after it happens, and tells you who to reach.
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Common Fusion Systems raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.
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