5 Biggest Water Treatment Companies in the World

3. American Water Works Co.

Founded in 1886, American Water Works (NYSE: AWK) is a public utility company with its operations in the United States and Canada. It changed its name from American Water Works and Guarantee Company to American Water Works and Electric Company. It has its headquarters in Camden, New Jersey, USA. Its services include water line protection, sewer line protection, in home emergency program, electric line protection and water heater protection amongst others. The AWWC operates in 16 states and serves approximately 1600 communities.