Maxwell Power deploys solar and battery storage systems for homeowners and small commercial customers, monitors and maintains those systems, and sells power on long-term contracts that lock in savings. The company was founded in 2018 and is headquartered in San Diego. Since inception Maxwell has invested over $1 billion in projects and reports helping customers save an estimated $200 million. Maxwell works with sales and installation partners to originate and manage assets and aims to expand into new state markets with structurally high and rising retail electricity prices. The company presents itself as guaranteeing energy and savings to customers and recently secured a $750 million investment commitment from Fairtide Partners to finance additional battery storage and solar projects.

Total raised

$750M

Funding rounds

1

Latest round

Equity

Latest activity

Jun 2026