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, Energy Management
Business Model
B2C
Customer Profile
Usage-Based SaaS, Subscription SaaS, Hardware Sales
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 |
|---|---|---|
| Lunar Energy | 79% | |
| Tesla | 78% | |
| Sunrun | 76% | |
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 |
Secondary Market Activity
Bids, offers, and trades by month
| Operation | Date | Price | Size | Share Class | Structure |
|---|---|---|---|---|---|
OFFER |
Key People
Founding team and executive leadership
Base Power Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Andreessen Horowitz | Series C, Series B |
| Addition | Series C, Series B |
| Waybury Capital | Series C |
| Positive Sum | Series C |
| Thrive Capital | Series C, Series A, Series B |
| StepStone Group | Series C |
| 137 Ventures | Series C |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jun 26, 2026
Grew 35% QoQ, adding 101 employees.
- May 28, 2026
$1.0B round with a $12.0B post-money valuation.
Base Power Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Appears 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.