Aqua Ohio is a privately owned company dealing in the business of water and sewerage utility services. They came into operation in 1853, with formation of Massillon Water Supply Company. They were incorporated in 1926. Corporate office is situated at Youngstown. Aqua Ohio is the service territory of Aqua America in Ohio. In 1973, they merged with Consumers Water Company, Portland. In 1993, Ohio water service was renamed as Consumers Ohio Water Company. In 2012, Aqua America, Inc., purchased entire operations of American Water Works Company, Inc in Ohio. This led them to yield additional eight water systems, including a wastewater system.