H2O America provides regulated water utility and related services in the United States through its subsidiaries. It produces, purchases, stores, purifies, distributes, and sells water and wastewater services, sourcing groundwater from wells, surface water from watershed run-off and diversion, reclaimed water, and imported water from Valley Water District. The company also offers non-tariffed services such as water system operations, maintenance agreements, antenna site leases, contracted services, sewer operations, and a Linebacker protection plan for public drinking water customers in Connecticut and Maine. It owns undeveloped land in California and commercial properties and land parcels in Connecticut. Formerly known as SJW Group, it changed its name to H2O America in May 2025, was incorporated in 1985, and is headquartered in San Jose, California.