Storm Water Inspection & Maintenance Services, Inc. provides stormwater pollution prevention for California waterways and coastline.
Ecolab, Inc. provides services, technology and systems that specialize in water treatment, purification, cleaning, and hygiene, for private and public organizations, for use for drinking, food, healthcare, hospitality, and industry uses.
Johnson Utilities, LLC provided water and wastewater services to customers in Arizona.
Greenville Utilities Commission provides electricity, water, sewer, and natural gas services to the City of Greenville, North Carolina and 75% of Pitt County, over nearly 165,000 customer connections. Greenville Utilities is officially owned by the citizens of Greenville.
Metropolitan District Commission (MDC) is a quasi-municipal corporation with its headquarters in Hartford, Connecticut. It supplies water and sewer services to residents in its member towns.
Culligan International Company provides water treatment products, including purification products, softener systems, filtration systems, and municipal water conditioners, to customers in the US and around the world.
American Water Works Company, Inc. is a public water utility operating in the US and Canada, offering water and wastewater services and regulated by the states in which it operates.
West Virginia-American Water Company is the largest water provider in West Virigina, serving 318 communities in 19 counties.