Ecolab Inc. develops and markets products and services for the hospitality, foodservice, healthcare, and light industrial markets in the United States and internationally. It offers cleaning and sanitizing products and programs, as well as pest elimination, maintenance, and repair services primarily to hotels and restaurants, healthcare and educational facilities, quick service (fast-food and convenience store) units, grocery stores, commercial and institutional laundries, light industry, dairy plants and farms, food and beverage processors, and the vehicle wash industry. The company was founded in 1923 and is headquartered in St. Paul, Minnesota.