Thea Energy
PrivateLast Round
Series B
Extension
Aug 18, 2026
Est. Valuation
$302.7M
Total Funding Raised
$220M
Momentum
Top 1%
of companies Caplight tracks
Company Overview
Thea Energy is a clean energy company that develops a fusion energy system designed to provide a limitless source of zero-emission power, utilizing stellarator physics and engineering with planar coils to facilitate continuous fusion reactions.
Sector
Energy & Sustainability
Verticals
Renewable Energy
Business Model
B2B
Customer Profile
Services & Consulting, Government Contracts, Data as a Service
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Thea Energy Comparables
Compare Thea Energy with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Type One Energy Group | 87% | |
| Helical Fusion Co., Ltd. | 86% | |
| Zap Energy | 85% | |
Thea Energy Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B Extension | Aug 18, 2026 | ||||
| Strategic | Jul 2, 2026 | ||||
| Series B | May 27, 2026 | ||||
| Series A | Feb 8, 2024 | ||||
| Grant | Jul 27, 2023 | ||||
Grant | Jun 1, 2023 |
Key People
Founding team and executive leadership
Thea Energy Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Linse Capital | Series B, Series B Extension |
| Overlay Capital | Series B, Series B Extension |
| Orion Industrial Ventures | Series B, Series A, Series B Extension |
| Climate Capital | Series B |
| US Innovative Technology Fund | Series B, Series B Extension |
| Mercator Partners | Series B, Series A, Series B Extension |
| HV Fund | Series B, Series A, Series B Extension |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 18, 2026
$100M round led by US Innovative Technology Fund.
- Jul 2, 2026
$8M round led by Fisher8 Capital and Manifold Trading.
Thea Energy Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Thea Energy's valuation, stock price, and market status.