Sunrun Inc. is a provider of clean energy as a subscription service. It is engaged in the design, development, installation, sale, ownership and maintenance of residential solar energy systems (Projects) in the United States. It provides clean, solar energy typically at savings compared to traditional utility energy. Its primary customers are residential homeowners. It also offers battery storage along with solar energy systems to its customers in select markets and sells its services to certain commercial developers through its multifamily and new homes offerings. It installs solar energy systems on its customers' homes and provides them with the solar power produced by those systems for typically a 20- or 25-year initial term. It monitors, maintains and insures the system during the term of the contract. It also provides electric vehicle (EV) chargers, battery retrofits, re-powered or expanding systems, home energy management services, and other home electrification products.