Ecolab Inc. provides water, hygiene, and infection prevention solutions and services in the United States and internationally. The company operates through four segments: Global Water, Global Institutional & Specialty, Global Pest Elimination, and Global Life Sciences. The Global Water segment offers water treatment and process applications, and cleaning and sanitizing solutions to manufacturing, food and beverage processing, transportation, chemical, primary metals and mining, power generation, global refining, petrochemical, pulp and paper industries.