Commonwealth Fusion Systems Secures $863 Million to Accelerate Commercialization of Fusion Energy

Commonwealth Fusion Systems has raised $863 million in a Series B2 round, the largest among deep tech and energy companies since its $1.8 billion Series B round in 2021. The company plans to use the funds to complete its SPARC fusion demonstration machine and progress on its first ARC power plant. CFS has raised a total of $3 billion, about one-third of the capital invested in private fusion companies worldwide. The round attracted international investors from various sectors, including long-established fundamental investors and technology companies.

Commonwealth Fusion Systems (CFS) has successfully raised $863 million in its Series B2 funding round, representing the largest capital raise among deep tech and energy companies since its own $1.8 billion Series B round in 2021 [1]. This latest funding round brings the company's total raised capital to nearly $3 billion, which accounts for about one-third of all private fusion industry investments worldwide.

The oversubscribed round attracted a diverse group of international investors, including Counterpoint Global (Morgan Stanley), Google, Galaxy Interactive (NASDAQ: GLXY), and notable individual investors such as Stanley Druckenmiller. The funds will be utilized to complete the development of SPARC, the company's fusion demonstration machine, and to advance the construction of ARC, its first commercial power plant in Virginia, which is targeted for operation by the early 2030s.

Strategic partnerships were also formed during this round. Dominion Energy and Google have committed to significant collaborations, with Google agreeing to purchase half of the ARC plant's power output. Additionally, a substantial Japanese consortium led by Mitsui & Co. and Mitsubishi Corporation joined the funding round.

Fusion Fuel Green PLC (NASDAQ: HTOO), a provider of integrated energy solutions, has also announced an upcoming Investor Update Presentation and Video scheduled for September 17, 2025, at 8:00 a.m. Eastern Time [2]. The update will cover the company's financial results, activities in Al Shola Gas and BrightHy Solutions, and other strategic developments.

References:
[1] https://www.stocktitan.net/news/GLXY/commonwealth-fusion-systems-raises-863-million-series-b2-round-to-cc9qrlljpk47.html
[2] https://www.stocktitan.net/news/HTOO/fusion-fuel-green-plc-to-release-a-mid-year-investor-update-on-o39a2ihfasn9.html