Commonwealth Fusion Systems designs and develops commercial fusion energy systems to produce clean energy.
Commonwealth Fusion Systems has raised $1.0B in total funding. The most recent round was Venture - Series Unknown. The last funding was announced in July 2026.
Commonwealth Fusion Systems's investors include Temasek, Khosla Ventures, Coatue, HOF Capital, Safar Partners.
Commonwealth Fusion Systems is headquartered in Cambridge, United States.
Commonwealth Fusion Systems designs and develops commercial fusion energy systems to produce clean energy.
Commonwealth Fusion Systems is at the Venture - Series Unknown stage.
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"Commonwealth Fusion Systems — Funding & Investors." VCBacked, July 30, 2026, https://www.vcbacked.co/company/commonwealth-fusion-systems. Accessed August 23, 2026.
VCBacked. (2026). Commonwealth Fusion Systems — Funding & Investors. Retrieved August 23, 2026, from https://www.vcbacked.co/company/commonwealth-fusion-systems
{{cite web |title=Commonwealth Fusion Systems — Funding & Investors |url=https://www.vcbacked.co/company/commonwealth-fusion-systems |website=VCBacked |access-date=August 23, 2026}}Profile data sourced and verified per the VCbacked methodology · Last funding round dated