American Water Works is a holding company. Through its subsidiaries, Co. is a publicly-traded water and wastewater utility company. Co. provides drinking water, wastewater and other related services to people in various states. Co.'s Regulated Businesses involve the ownership of utilities that provide water and wastewater services to residential, commercial, industrial, public authority, fire service and sale for resale customers. Co.'s Market-Based Businesses provide water and wastewater services to the U.S. government on military installations, as well as municipalities, and utility customers.