Type One Energy

Fact sheet

• Founded: 2019↗ Type One Energy↗ Type One Energy
• HQ: Knoxville, Tennessee, United States↗ Type One Energy↗ Type One Energy
• Key technology: Stellarator fusion energy systems↗ Type One Energy↗ Type One Energy
• Notable investors: Breakthrough Energy Ventures, TDK Ventures, Zeon Ventures↗ Type One Energy↗ Type One Energy
• Wisconsin presence: Type One Energy is part of Wisconsin's fusion energy cluster alongside Realta and SHINE Technologies↗ Madison's Fusion Energy Future: A Potential Game-Changer (2026) · 2026-07-18

Connections

• Kyoto Fusioneering — Kyoto Fusioneering and Type One Energy are jointly presenting FPNS research at the 2026 ANS Annual Conference (TOFE 2026).↗ Fusion Prototypic Neutron Source (FPNS) Studies -- ANS / Conferences / 2026 ANS Annual Conference / Technology of Fusion Energy (TOFE 2026)
• Proxima Fusion — Proxima Fusion is a competitor in the global stellarator-based fusion startup landscape alongside Type One Energy.↗ Bill Gates' Artificial Sun: A New Era for Clean Energy (2026)
• Proxima Fusion — Proxima Fusion raised €411 million and unveiled its Alpha stellarator-based demonstrator, intensifying competition with Type One Energy in the global stellarator fusion startup landscape.↗ Fusion Industry Attracts Record Annual Funding of $4.48bn, Raising Total to $14.24bn - Fusion Industry Association
• Realta Fusion — Realta Fusion is a fellow Wisconsin-based fusion energy company operating in the same regional cluster as Type One Energy.↗ Madison's Fusion Energy Future: A Potential Game-Changer (2026)
• Tokamak Energy — Tokamak Energy co-founded the UK Infinity Fusion Consortium with Type One Energy to develop a commercial fusion power plant in the United Kingdom.↗ Tokamak Energy's ST-E1 fusion design redefines plant viability - Energy Innovation Review

Recent developments

• Linked to Realta Fusion: Realta Fusion is a fellow Wisconsin-based fusion energy company operating in the same regional cluster as Type One Energy.

  Read more ↗super8chatham.com18 Jul

• Type One Energy is noted as one of several fusion-related companies based in Wisconsin, alongside Realta and SHINE Technologies, contributing to the state's growing critical mass in the fusion energy sector.

  Read more ↗super8chatham.com18 Jul

• A July 2026 article highlights Type One Energy's plan to build a fusion plant at the former Bull Run Fossil Plant site, framing the project as a controversial but ambitious transition from 61 years of coal-fired power generation to fusion energy backed by Bill Gates.

  Read more ↗schieferrodel.com15 Jul

Links