EnergySage is a clean-energy marketplace that helps homeowners compare solutions for making their homes more efficient, affordable, and resilient. Its platform connects customers with pre-screened, certified installers and lets them review local offers, compare quotes, explore financing, and learn about potential savings and incentives. Homeowners can shop for solar panels and home batteries, including options for backup power or pairing storage with solar. EnergySage also helps people find high-efficiency heat pumps, electricity plans, home EV charger installations, and electricians for other home electrical services.

To support informed decisions, the company provides expert guides, cost and savings information, product and installer comparisons, and educational resources covering topics such as solar, batteries, electrification, and EV charging. Customers can request free solar quotes, get battery pricing, or begin a personalized home electrification plan. EnergySage also works with utilities, government entities, trade organizations, corporations, installers, and community programs to expand access to clean home energy. Its marketplace was developed with funding from the U.S.