# Lunar Energy

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/lunar-energy

- Industry: Energy Storage & Batteries
- Headquarters: Mountain View, US
- Website: www.lunarenergy.com
- Total disclosed funding: $232M
- Latest round: Series D (Feb 4, 2026)
- Investors on record: 10

## About

Founded in 2020 by its CEO, Kunal Girotra, and based in California, the US, Lunar Energy, Inc., operates as a renewable energy company that offers home battery systems that can control energy loads and manage the storage of solar power, as well as electrical use. In 2021, Lunar Energy, Inc., raised USD 0.15 million in venture funding from SunRun Inc. The company offers various clean energy products that include home battery systems used to electrify all homes. Lunar Energy also helps its users to use solar energy by converting and using it as an alternative source, forming a safe ecosystem. In February 2026, Lunar Energy, Inc. raised USD 102 million in series D funding co-led by B Capital and Prelude Ventures.

The February 2026 funding will be used to expand home battery deployments and scale its software platform that manages distributed energy systems across homes and utility programs.

## Funding rounds

- Series D, Feb 4, 2026, $102M — Itochu, SunRun, Q Capital Partners, DCVC, Prelude Ventures, B Capital, Piva, Leitmotif
- Series C, Nov 3, 2023, $130M — Alumni Ventures Group, Activate Capital

## Investors

- Alumni Ventures Group (https://capitalatlas.ai/funds/alumni-ventures-group) — Series C
- Activate Capital (https://capitalatlas.ai/funds/activate-capital) — Series C
- Itochu — Series D
- SunRun — Series D
- Q Capital Partners (https://capitalatlas.ai/funds/q-capital-partners) — Series D
- DCVC (https://capitalatlas.ai/funds/dcvc) — Series D
- Prelude Ventures — Series D
- B Capital (https://capitalatlas.ai/funds/b-capital) — Series D
- Piva (https://capitalatlas.ai/funds/piva) — Series D
- Leitmotif (https://capitalatlas.ai/funds/leitmotif) — Series D