Sunnova Energy International Inc. focuses on operating as a holding company for Sunnova Energy Corporation that provides residential solar and energy storage services in the United States, Puerto Rico, and the Northern Mariana Islands. Its services include operations and maintenance, monitoring, repairs and replacements, equipment upgrades, onsite power optimization, and diagnostics. The company provides its services through long-term residential solar service agreements with a pool of customers. Sunnova Energy International Inc. was founded in 2012 and is headquartered in Houston, Texas.