American Terawatt
PrivateLast Round
Series B
May 12, 2026
Momentum
Top 5%
of companies Caplight tracks
Company Overview
American Terawatt operates in Energy & Sustainability and is based in San Francisco, California. It was founded in 2025.
American Terawatt is an energy infrastructure company developing a national-scale high-voltage direct current (HVDC) transmission network designed to power large industrial loads, including AI data centers.
Sector
Energy & Sustainability
Verticals
Smart Grid, AI Training Infrastructure, Renewable Energy
Business Model
B2B
Customer Profile
Services & Consulting, Government Contracts
AI Layer
Infrastructure
Historical Pricing
Historical view of private secondary pricing and transaction trends.
American Terawatt Comparables
Compare American Terawatt with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Blackstone Loan Financing Limited | 70% | |
| NextEra Energy | 63% | |
| Invenergy | 60% |
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American Terawatt Funding Rounds
Historical fundraising activity
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Key People
Founding team and executive leadership
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American Terawatt Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| SV Angel | Series B |
| Zero Infinity Partners | Series B |
| Founders Fund | Series B |
| A. Capital Ventures | Series B |
| Bessemer Venture Partners | Series B |
| Base Case Capital | Series B |
| Altimeter Capital Management | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 13, 2026
Monthly visitors grew 60% MoM, from 4.8K to 7.8K.
- May 12, 2026
$53M round completed.
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American Terawatt Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about American Terawatt's valuation, stock price, and market status.
Is American Terawatt a public or private company?
American Terawatt is a private company.
What is the current stock price of American Terawatt?
American Terawatt is a private company, so its shares have no public market price. Caplight tracks American Terawatt's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is American Terawatt worth (valuation)?
Valuation information for American Terawatt is not publicly available.
Can I buy American Terawatt stock?
American Terawatt shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was American Terawatt's last funding round?
American Terawatt's most recent funding round was Series B on May 12, 2026.
Who are the main investors in American Terawatt?
Key investors in American Terawatt include SV Angel, Zero Infinity Partners, Founders Fund, A. Capital Ventures, Bessemer Venture Partners.
Will American Terawatt IPO soon?
No public IPO plans have been announced for American Terawatt.
How can I track American Terawatt secondary market activity?
Caplight tracks bids, offers, and trades in American Terawatt's shares on secondary markets.