Base Power
PrivateLast Round
Series D
Aug 3, 2026
Est. Valuation
$13B
Total Funding Raised
$2.27B
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Base Power is an energy technology company that provides residential battery backup systems and retail electricity services to improve grid reliability and affordability.
Sector
Energy & Sustainability
Verticals
Energy Storage, Smart Grid, Renewable Energy, Energy Management
Business Model
B2C
Customer Profile
Revenue Share, Usage-Based SaaS, Subscription SaaS
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Base Power Comparables
Compare Base Power with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Tesla | 80% | |
| Sunrun | 79% | |
| Lunar Energy | 79% |
Base Power Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series D | Aug 3, 2026 | ||||
| Series C | Oct 8, 2025 | ||||
| Series B | Apr 9, 2025 | ||||
| Series A | May 8, 2024 | ||||
| Seed | Aug 1, 2023 |
Key People
Founding team and executive leadership
Base Power Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Andreessen Horowitz | Series C, Series D, Series B |
| Addition | Series C, Series D, Series B |
| Waybury Capital | Series C |
| Positive Sum | Series C |
| Thrive Capital | Series C, Series A, Series D, Series B |
| StepStone Group | Series C |
| 137 Ventures | Series C |
Market signals
Structured signals derived from secondary market and firmographic data.
- Oct 24, 2026
Expanding operations from ERCOT into the PJM energy market.
- Oct 21, 2026
Launched a satellite test laboratory near its Austin headquarters.
Recent news
Latest coverage and updates
- partners_withOct 27, 2026
Base Power Company is partnering with Hillwood Communities to expand home battery backup access to nearly 6,500 homes across three North Texas communities beginning Oct 27th '26, helping homeowners prepare for outages and support the local power grid in Texas.
- attends_eventOct 22, 2026
Base Power Company attends the 2026 Venture Dallas conference in Texas on Oct 22nd '26, where its co-founder Justin Lopas speaks with Trust Ventures founder and managing partner Salen Churi during a morning session.
- partners_withOct 13, 2026
Base Power Company partners with Central Georgia Electric Membership Corporation to provide 50 MW of dispatchable residential battery capacity across Georgia, with first installations scheduled for 2027.
- attends_eventSep 29, 2026
Base Power Company attends the AITX Hackathon and earns third place on Sep 29th '26.
- partners_withAug 19, 2026
On Mar 6th '26, Base Power Company partners with CoServ Gas Ltd. to deploy 100 MW of residentially sited battery storage across a North Texas service territory in Texas.
Base 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 accessAppears On
Curated lists and screens where this company is featured.
Frequently Asked Questions
Common questions about Base Power's valuation, stock price, and market status.
Is Base Power a public or private company?
Base Power is a private company.
What is the current stock price of Base Power?
Base Power is a private company, so its shares have no public market price. Caplight tracks Base Power's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Base Power worth (valuation)?
Base Power's valuation is estimated at $13.0B based on funding round data.
Can I buy Base Power stock?
Base Power shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Base Power's last funding round?
Base Power's most recent funding round was Series D on August 3, 2026.
Who are the main investors in Base Power?
Key investors in Base Power include Andreessen Horowitz, Addition, Valor Equity Partners, Ribbit Capital, Lightspeed Venture Partners.
Will Base Power IPO soon?
No public IPO plans have been announced for Base Power.
How can I track Base Power secondary market activity?
Caplight tracks bids, offers, and trades in Base Power's shares on secondary markets.