Arbor Energy
PrivateLast Round
Series B
Sep 29, 2026
Total Funding Raised
$55M
Momentum
Top 1%
of companies Caplight tracks
Company Overview
Arbor Energy is a climate technology company that develops advanced power systems to deliver clean, reliable baseload electricity with zero operating emissions using biomass carbon removal and storage technology.
Sector
Energy & Sustainability
Verticals
Carbon Capture, Renewable Energy
Business Model
B2B
Customer Profile
Data as a Service, Hardware Sales, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Arbor Energy Comparables
Compare Arbor Energy with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Vaulted Deep | 84% | |
| Charm Industrial | 84% | |
| Graphyte | 82% |
Arbor Energy Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Sep 29, 2026 | ||||
| Grant | Jul 29, 2026 | ||||
| Series A | Oct 21, 2025 |
Key People
Founding team and executive leadership
Arbor Energy Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Gigascale Capital | Series A |
| Cantos Ventures | Series A |
| Voyager Ventures | Series A |
| Lowercarbon Capital | Series A |
| Department of Energy | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 29, 2026
$250M Series B round completed.
- Jul 29, 2026
$7M grant received from the Department of Energy.
Arbor Energy 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 Arbor Energy's valuation, stock price, and market status.
Is Arbor Energy a public or private company?
Arbor Energy is a private company.
What is the current stock price of Arbor Energy?
Arbor Energy is a private company, so its shares have no public market price. Caplight tracks Arbor Energy's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Arbor Energy worth (valuation)?
Valuation information for Arbor Energy is not publicly available.
Can I buy Arbor Energy stock?
Arbor Energy shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Arbor Energy's last funding round?
Arbor Energy's most recent funding round was Series B on September 29, 2026.
Who are the main investors in Arbor Energy?
Key investors in Arbor Energy include Voyager Ventures, Lowercarbon Capital.
Will Arbor Energy IPO soon?
No public IPO plans have been announced for Arbor Energy.
How can I track Arbor Energy secondary market activity?
Caplight tracks bids, offers, and trades in Arbor Energy's shares on secondary markets.