Startup profile for Base Power: what they do, why they are interesting, stage (growth), industries, and links to our funding articles. Part of the Venture Capital Tracker startup directory.
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Base Power

Residential backup batteries and retail electricity plans that aggregate into a virtual power plant across Texas and expanding U.S. markets.

Stage

growth

Status

private

Coverage

full

Why Base Power is interesting

Base Power bundles large home batteries with low-cost energy service and uses the fleet as grid-flexibility capacity — a software-driven install factory that scaled to 20k+ customers and a $1B Series C in under two years after commercial launch.

Key facts

  • Series C (Oct 2025): $1B led by Addition; a16z, Thrive, Lightspeed, Altimeter, Ribbit, Spark among participants (Canary Media / NYT)
  • Series B (Apr 2025): $200M co-led by Addition, a16z, Lightspeed, Valor Equity; Thrive, Altimeter continued (Business Wire)
  • Series A (May 2024): $68M led by Thrive Capital (Tracxn)
  • Product: 40–80 kWh home batteries with retail energy plans; 20k+ homeowners across Texas and Illinois (Base Power site, 2026)
  • Co-investors not in VCT directory: Valor Equity Partners, Lowercarbon Capital

Investors in our directory

Funds linked from Base Power's profile — open a fund page for stage focus and related deal articles.

Andreessen HorowitzAdditionThrive CapitalLightspeed Venture PartnersAltimeter CapitalRibbit CapitalSpark Capital

Industries

Climate Tech Infrastructure & Cloud

Industry hub pages are rolling out from our fund-derived baseline taxonomy.

Related funding articles

Venture Capital Tracker pieces that cover Base Power's financing or category context.

FAQs about Base Power

Funding context and why this company shows up in venture coverage.

Base Power installs large residential backup batteries, often bundled with retail electricity plans, and aggregates the fleet as a virtual power plant to balance the grid while protecting homes from outages.
Directory-linked investors include Andreessen Horowitz (/fund/andreessen-horowitz), Addition (/fund/addition), Thrive Capital (/fund/thrive-capital), Lightspeed (/fund/lightspeed-venture-partners-nyc), Altimeter Capital (/fund/altimeter-capital), Ribbit Capital (/fund/ribbit-capital), and Spark Capital (/fund/spark-capital).
Base Power raised a reported $1B Series C in October 2025 after a $200M Series B in April 2025 — late-stage private growth.
Residential batteries can be permitted and installed in weeks versus years for utility-scale storage, letting Base scale a flexible capacity fleet while giving homeowners backup power and lower energy bills.
No — Base Power remains a private company as of July 2026.
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Last updated: 2026-07-24