General Fusion Heats Plasma to 8.4M°C in LM26 Demo, Ranked Top GreenTech
General Fusion Heats Plasma to 8.4M°C, Named Top GreenTech

In a single stretch of 2026, General Fusion was named the world's top GreenTech company by TIME, reported heating plasma to millions of degrees in its innovative demonstration machine, signed a framework to bring fusion power to the Italian grid, and advanced toward becoming the first publicly traded pure-play fusion company.

World-First Demonstration Machine Achieves Key Milestone

General Fusion Inc., based in Vancouver, Canada, announced that its Lawson Machine 26 (LM26) demonstration machine, operating since early 2025, heated plasma to approximately 8.4 million degrees Celsius by mechanically compressing it. This achievement represents a significant step toward the milestones required for practical Magnetized Target Fusion (MTF), a technology that could provide abundant, carbon-free energy.

The LM26 machine uses a unique approach: it compresses a magnetized plasma target with a liquid metal liner, achieving the extreme temperatures and pressures needed for fusion reactions. The company said the result validates its core physics and engineering approach.

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TIME Names General Fusion World's #1 GreenTech Company

On June 9, 2026, TIME magazine, in partnership with Statista, ranked General Fusion as the world's top GreenTech company of 2026. The company topped a list of 250 ranked companies with a score of 96.68, selected from more than 8,300 applicants worldwide. The recognition highlights both the innovation behind General Fusion's fusion technology and its execution toward commercialization.

“Being named the world's #1 GreenTech company by TIME is a tremendous honor and reflects the hard work of our team,” said a General Fusion spokesperson. “It shows that the world is taking notice of our progress in making fusion energy a reality.”

Framework Agreement to Bring Fusion to Italy

General Fusion also signed a framework agreement with Renexia S.p.A., an Italian renewable energy company, to explore deploying its fusion technology in Italy. This marks an early move from the laboratory toward the commercial power grid. The partnership aims to assess the feasibility of integrating General Fusion's MTF plants into Italy's energy infrastructure, potentially providing clean, baseload power.

“Italy is a forward-looking energy market, and we are excited to work with Renexia to bring fusion energy to the Italian grid,” the spokesperson added.

Path to Public Markets

The company is advancing toward becoming the first publicly traded pure-play fusion company through a proposed business combination with Spring Valley Acquisition Corp. III (NASDAQ: SVAC). Upon consummation of the transaction, the combined company is expected to trade on the Nasdaq under the ticker “GFUZ.” The move comes as next-generation energy names, including NuScale Power Corporation (NYSE: SMR), Oklo (NYSE: OKLO), NANO Nuclear Energy (NASDAQ: NNE), and Centrus Energy (NYSE: LEU), draw investor attention amid surging AI-driven electricity demand.

General Fusion's progress in 2026 replaces the long-standing punchline that fusion is always “twenty years away” with concrete proof points: a top global ranking, an operating demonstration machine posting real results, a first step toward the commercial grid, and a path to the public markets.

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