American Water Works Company, Inc. is a water and wastewater utility company. The Company's primary business involves the ownership of utilities that provide water and wastewater services to residential, commercial, industrial, public authority, fire service and sale for resale customers. It also operates other businesses that provide water and wastewater services to the United States government on military installations, as well as municipalities. The Company operates its business through the Regulated Businesses segment. The Regulated Businesses segment includes subsidiaries that provide water and wastewater services to customers in approximately 14 states. The Company's utilities operate in states such as Pennsylvania, Georgia, Hawaii, Indiana, Iowa, Kentucky, Maryland, Tennessee, Virginia and West Virginia. The Company also serves commercial customers, fire service customers, industrial customers, public authorities, other utilities and community water and wastewater systems.