Petra Power
PrivateLast Round
Series 1
Apr 21, 2026
Total Funding Raised
$12.87M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Petra Power is an energy technology company that manufactures solid oxide fuel cells (SOFC) for auxiliary power unit (APU) systems and on-site power generation.
Sector
Energy & Sustainability
Verticals
Energy Storage, Alternative Fuels, Clean Transportation, Defense Tech
Business Model
B2B
Customer Profile
Hardware Sales, Government Contracts
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Petra Power Comparables
Compare Petra Power with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Special Power Sources | 84% | |
| Redox Power Systems | 83% | |
| Upstart Power | 80% |
Petra Power Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series 1 | Apr 21, 2026 | ||||
| Accelerator | Sep 8, 2025 | ||||
| Grant | Dec 1, 2023 |
Petra Power Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Techstars | Accelerator |
| Acequia Capital | Series 1 |
| U.S. Department of War | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 13, 2026
Monthly visitors grew 158% MoM, reaching 1.3K.
- Apr 21, 2026
$4M round led by Acequia Capital
Recent news
Latest coverage and updates
- launchesOct 11, 2026
Petra Power launches fuel cell technology for data centers and defense vehicles
- is_developingOct 10, 2026
Petra Power is developing ultra-high-efficiency fuel cells
- is_developingOct 10, 2026
Petra Power is developing a defense application for auxiliary power on land vehicles
- is_developingOct 10, 2026
Petra Power is developing solid oxide fuel cells for AI data centers and military vehicles
- is_developingOct 10, 2026
Petra Power develops ceramic fuel-cell systems
Petra Power 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.
Request accessFrequently Asked Questions
Common questions about Petra Power's valuation, stock price, and market status.
Is Petra Power a public or private company?
Petra Power is a private company.
What is the current stock price of Petra Power?
Petra Power is a private company, so its shares have no public market price. Caplight tracks Petra Power's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Petra Power worth (valuation)?
Valuation information for Petra Power is not publicly available.
Can I buy Petra Power stock?
Petra Power shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Petra Power's last funding round?
Petra Power's most recent funding round was Series 1 on April 21, 2026.
Who are the main investors in Petra Power?
Key investors in Petra Power include Acequia Capital.
Will Petra Power IPO soon?
No public IPO plans have been announced for Petra Power.
How can I track Petra Power secondary market activity?
Caplight tracks bids, offers, and trades in Petra Power's shares on secondary markets.