Startup · United States
Base Power
Updated HQ Austin, TexasFounded 2023201-500 employees
Base Power Company is revolutionizing home energy services in Texas by offering an integrated solution that combines whole-home battery backup systems with affordable electricity plans. For a minimal setup fee and an annual membership, homeowners receive a 25-50 kWh battery system, ensuring uninterrupted power during outages and reducing reliance on the grid. By acting as both the energy provider and backup power source, Base Power delivers fixed, transparent rates and enhances grid stability through its innovative energy management platform. This approach not only provides peace of mind to homeowners but also contributes to a more resilient and efficient energy infrastructure.
Funding4 rounds · ~$2.27B
- Equity raised
- ~$2.27B
- Latest
- $1.00BSeries D · Aug 3, 2026
- Last valuation
- $13.00BPost-money · Series D · Aug 3, 2026
| Announced | Stage | Valuation | Basis |
|---|---|---|---|
| Oct 8, 2025 | Series C | $4.00B | Post-money |
| Aug 3, 2026 | Series D | $13.00B | Post-money |
| Announced | Stage | Amount | Valuation | Lead investors | Other investors | Confidence |
|---|---|---|---|---|---|---|
| Aug 3, 2026 | Series D | $1.00B | $13.00B | Addition, JPMorganChase, Ribbit Capital, Valor Equity Partners | Altimeter Capital, Andreessen Horowitz, CapitalG, Coatue Management, D1 Capital Partners, Energy Impact Partners, Lightspeed Venture Partners, Sands Capital Ventures, Thrive Capital, Trust Ventures | Confirmed |
| Oct 8, 2025 | Series C | $1.00B | $4.00B | Addition | Andreessen Horowitz, CapitalG, Elad Gil, Lightspeed Venture Partners, Ribbit Capital, Thrive Capital, Valor Equity Partners | Reported |
| Apr 9, 2025 | Series B | $200M | — | Addition, Andreessen Horowitz, Lightspeed Venture Partners, Valor Equity Partners | Altimeter Capital, Thrive Capital, Trust Ventures | Confirmed |
| May 8, 2024 | Series A | ~$68.0M | — | Thrive Capital | Altimeter Capital, K5 Global, Trust Ventures, Valor Equity Partners | Reported |
- Series DWith Altimeter Capital, Andreessen Horowitz, CapitalG, Coatue Management, D1 Capital Partners, Energy Impact Partners, Lightspeed Venture Partners, Sands Capital Ventures, Thrive Capital, Trust VenturesValuation $13.00BConfirmed$1.00BAug 3, 2026
- Series CLed by AdditionWith Andreessen Horowitz, CapitalG, Elad Gil, Lightspeed Venture Partners, Ribbit Capital, Thrive Capital, Valor Equity PartnersValuation $4.00B$1.00BOct 8, 2025
- Series BConfirmed$200MApr 9, 2025
- Series ALed by Thrive Capital~$68.0MMay 8, 2024
Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.
Systems2
Newest unveiled first. Systems that belong to a government program link to the program page, where variants, costs and contracts are.
Capabilities1
| Technology | Role | Maturity | TRL | Notes | Confidence |
|---|---|---|---|---|---|
| Power, grids and energy storage | Developer | — | — | classify_sectors run 37, haiku, taxonomy 2026-10-18b: Texas home battery backup and electricity plans; no defense use is stated. | Reported |
- Developerclassify_sectors run 37, haiku, taxonomy 2026-10-18b: Texas home battery backup and electricity plans; no defense use is stated.—Reported
Maturity and TRL describe this organization's work; the field-wide maturity is on each technology's page.
Supply Chain1 facility
Facilities1
| Facility | Kind | Location | Status | Confidence |
|---|---|---|---|---|
| Austin headquarters | Headquarters | Austin, Texas, United States | Operating | Confirmed |
- Austin headquartersHeadquarters · Austin, Texas, United StatesOperatingConfirmed
People4
| Person | Role |
|---|---|
| Justin Lopas · LinkedIn ↗ | Co-Founder |
| Zachary Dell | Co-Founder and CEO |
| Zach Dell · LinkedIn ↗ | CEO |
| Zina Bash | Chief Legal Officer |
Sources18
Show all 18 sources and supporting evidence
Profile2
- 1
PitchBook · Supports Organization · employee range
“employee_range: 201-500 (profile: 358)”
- 2
Crunchbase · Supports Organization · employee range
“employee_range: 201-500 (profile: 251-500)”
Systems2
- 3CompanyBase Core | Base Power
Base Power · Supports System
“Base Core is our next generation home battery, designed from the ground up to support the grid and now in production at Base Factory 1 in Austin. It backs up your whole home, switches over seamlessly when the grid drops, and can withstand conditions from Texas summers and Chicago winters.”
- 4
Base Power · Supports System
“This promotion applies only to installation of a Base Generation 1 battery (25 kWh).”
Funding10
- 5
Business Wire · Aug 3, 2026 · Supports Funding round · amount, Funding round · post money valuation usd
“Base Power today is announcing a $1 billion Series D financing at a $13 billion post-money valuation”
- 6
Reuters · Aug 3, 2026 · Supports Funding round
“The financing round was led by Ribbit, Addition, Valor Equity Partners and JPMorganChase’s Strategic Investment Group.”
- 7
TechCrunch · Oct 8, 2025 · Supports Funding round · amount
“The Series C round was led by Addition with participation from CapitalG, Elad Gil, Lightspeed, Ribbit, Thrive Capital, and Valor Equity Partners.”
- 8
Canary Media · Oct 8, 2025 · Supports Funding round · post money valuation usd
“valuation now stands at $4 billion after receiving the new investment”
- 9
Reuters · Oct 8, 2025 · Supports Funding round
“The round valued the Texas-based company at $3 billion, pre-money, according to a source familiar with the matter.”
- 10
TechCrunch · Apr 9, 2025 · Supports Funding round
“The Series B round was led by Addition, Andreessen Horowitz, Lightspeed Venture Partners, and Valor Equity Partners.”
- 11
Business Wire · Apr 9, 2025 · Supports Funding round · amount
“Base Power announced today it has raised $200 million in Series B funding, co-led by Addition, Andreessen Horowitz, Lightspeed Venture Partners and Valor Equity Partners”
- 12
Multiples · Supports Funding round
“Base Power's first fundraising round was a $68M Series A in May 2024.”
- 13
StockAnalysis · Supports Funding round
“May 8, 2024”
- 14
Crunchbase · Supports Funding round
“Funding Type Series A”
Supply chain2
- 15
Supports Facility · coordinates
“Census address-range match: 205 E RIVERSIDE DR, AUSTIN, TX, 78704; longitude -97.745771538065; latitude 30.255886241453.”
- 16
Supports Facility · street address
“205 E Riverside Dr, Suite 100, Austin, TX 78704”
People2
- 17OtherBlack Flag 100
Black Flag · Supports Organization, Role
“Base Power Company is revolutionizing home energy services in Texas by offering an integrated solution that combines whole-home battery backup systems with”
- 18
Octen Business Search · Supports Organization · hq region, Role
“hq_region: Texas (profile: Austin, TX, US)”
Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.