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Knoxville, TN, USA · Private · typeoneenergy.com
Stellarator; building the Infinity Two pilot power plant with TVA at Bull Run, TN
Open roles
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no public job board
Federal awards
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none found
Last private raise
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no Form D on file
SEC filings
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not an SEC filer
Coming up
PROJECT · INFINITY TWOConstruction could start (as early as 2028, pending approvals)
Bull Run, near Oak Ridge, TN
businesswire.com →+ THESISPROJECT · INFINITY ONE PROTOTYPECommissioning and startup (target)
TVA Bull Run Energy Complex, Clinton, TN
businesswire.com →+ THESISPOLICYDOE adds helium to the Critical Material List
DOE added helium to its Critical Material List, citing semiconductors, natural-gas leak testing and quantum computing. Helium also cools fusion magnets and high-temperature gas reactors. Affects Fusion.
+ THESISFUNDING · COMPANY ROUNDCompany round: Breakthrough Energy Ventures; Clutterbuck Capital (co-leads)$200M
Closed · Series B; funds stellarator development and Project Infinity design
blackridgeresearch.com →+ THESISLICENSING · INFINITY TWOFirst Tennessee license for a commercial fusion machine
Bull Run, near Oak Ridge, TN
ans.org →+ THESISLICENSING · INFINITY TWOInitial Tennessee license application
Bull Run, near Oak Ridge, TN
businesswire.com →+ THESISHow it works
Also a ring of magnets, but twisted, so the coils alone shape the plasma. No current has to be driven through the plasma, which makes steady operation easier; the coils are harder to design and build.
OPEN IN 3D →Others on this approach
ProofTennessee licensed the Infinity One prototype stellarator (first commercial fusion machine license)Aug 31, 2026ans.org
NextInfinity Two pilot plant with TVA (by 2034)
Supply-chain security
Secured · Contracted · At risk · Unknown — rated only on public evidence; Unknown means nothing has been disclosed.
Sources: company job boards (daily), SEC EDGAR, USAspending.gov, and the reviewed technology spreadsheets. Public records only cover US entities, so foreign companies and private firms that don't file will show gaps.
Money behind this company's projects. Company-wide raises are listed but not counted in totals.
No public filings, raises or hiring trend to read yet.
Read from SEC 8-Ks (bankruptcy, default, delisting, restatement, impairment, restructuring), cash runway in annual reports, Form D raises and the 30-day hiring trend. A prompt to look closer, not a credit rating.
No public job board on Greenhouse, Lever or Ashby, so hiring isn't tracked for this company yet.
No federal grants, contracts or loans found on USAspending.gov under this company's US entity name.
STEP 2/4 · AT RISK REBCO superconducting tapeHigh-temperature superconducting magnets use a rare-earth barium copper oxide layer.
STEP 3/4 · AT RISK Magnet-based fusion developersThe largest fusion company is built on HTS magnets.
STEP 3/3 · WATCH Copper-intensive technologiesMagnet coils and stabilizers; also every grid and transmission project.
No minerals, policies or partners linked yet. Add them in the review spreadsheet.
Not an SEC filer, or no US entity matched. Most private and foreign companies don't file.