Thea Energy Raises $100 Million in New Funding to Advance Fusion Technology

2 weeks ago 9

Darrell Proctor

Thu, May 28, 2026 astatine 9:36 AM CDT 4 min read

New Jersey-based Thea Energy, 1 of respective U.S. companies moving to commercialize fusion energy, said the institution has raised $100 cardinal successful Series B funding. Thea is advancing stellarator exertion to supply baseload fusion power. The company, which has respective investors, is moving toward opening operation of its Helios powerfulness works (Figure 1) by the extremity of the decade. A spokesperson for Thea successful an email to POWER connected May 27 wrote that the company's extremity is to "deliver cost-competitive, scalable fusion powerfulness plants with lower-risk and higher uptime—enabled by its simplified magnet technology. Compared to anterior generations of the stellarator, Thea Energy’s tech uses flat, AI-enabled superconducting magnets. This makes the company’s strategy simpler to manufacture, faster to construct, and much tolerant." The spokesperson said the further backing volition assistance Thea Energy grow its manufacturing infrastructure for its magnets, including the summation of a 2nd installation successful New Jersey. The radical is progressing toward siting and operation of Eos, the company’s archetypal large-scale integrated stellarator. The spokesperson told POWER that Thea is preparing to prime a determination aboriginal this year, and besides expects to treble its team. The spokesperson said the institution besides is mounting discussions with much than a twelve powerfulness offtakers, hyperscalers, and inferior partners. [evtx_block slug="ep-2026-textblock"] Thea Energy was portion of an extended reappraisal of companies moving connected fusion exertion that were featured successful a peculiar study from POWER successful February of this year. The U.S. Dept. of Energy (DOE) earlier this twelvemonth certified Thea Energy’s powerfulness works preconceptual design, making the institution the archetypal to person this favoritism arsenic portion of the DOE's Milestone-Based Fusion Development Program. Brian Berzin, the company's co-founder and CEO, astatine the clip said, "This last plan milestone, present certified by the DOE, substantiates the validity of the planar coil stellarator and shows a wide pathway to a deployable powerfulness plant.” Berzin was the taxable of a POWER Interview earlier this year. Thea Energy earlier this period precocious announced de-risking of its halfway fusion technologies, including the magnets for its Eos system. [caption id="attachment_261110" align="alignnone" width="640"]

This is simply a rendering of Thea Energy's Helios powerfulness plant. Courtesy: Thea Energy[/caption]

Series B Funding

The company's Series B backing was supported by Thomas Tull’s US Innovative Technology Fund (USIT), General Innovation Capital Partners (GICP), Linse Capital, Calm Ventures, Climate Capital, Divergent Capital, Emerald Technology Ventures, Gaingels, Idemitsu Kosan, Overlay Capital, Timescale Ventures, and Whatif Ventures. Thea Energy said existing investors Alumni Ventures, Hitachi Ventures, Lowercarbon Capital, Mercator Partners, Orion Industrial Ventures, Prelude Ventures, and Starlight Ventures besides participated, among others. “We built Thea Energy to instrumentality fusion retired of the laboratory and onto the grid. Our architecture is simpler to manufacture, faster to construct, and much tolerant of real-world conditions compared to each different approaches," said Berzin. "Commercial fusion requires adaptable, high-uptime powerfulness plants; this Series B accelerates that reality. With the U.S. Department of Energy's certification of our powerfulness works preconceptual plan milestone, proven magnet hardware, best-in-class team, and the superior present successful place, we are connected the way to delivering the archetypal commercialized stellarator powerfulness plants.” The institution connected Wednesday reiterated that operation of its Eos stellarator, designed to make steady-state fusion, is enabled by Thea Energy's simplified architecture arsenic good arsenic its quality to physique fusion systems connected shorter timescales and astatine little costs. “Thomas Tull has been wide astir wherefore helium wanted USIT to pb this round: helium believes the stellarator is the close architecture for commercialized fusion, and Thea Energy is the institution that makes it commercially viable,” said Gaetano Crupi, managing manager astatine USIT. “The stellarator is an inherently unchangeable fusion architecture that offers the astir businesslike way to semipermanent powerfulness generation, but anterior 3D stellarator magnets historically made the strategy impractical to build. Thea Energy’s breakthroughs displacement complexity from precision mechanical fabrication to software-defined controls. As vigor information and rapidly expanding powerfulness demands instrumentality halfway signifier amidst re-industrialization and the AI boom, the U.S. cannot cede enactment successful fusion. Thomas believes this squad and their software-based exertion are a winning combination.” —Darrell Proctor is simply a elder exertion for POWER.

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