Ecolab Inc. is an American corporation headquartered in Saint Paul, Minnesota. It develops and offers services, technology and systems that specialize in treatment, purification, cleaning and hygiene of water in a wide variety of applications. It helps organizations, both in private as well as public markets, treat their water for drinking use and for use in food, healthcare, hospitality-related safety and industry. Founded as Economics Laboratory in 1923 by Merritt J. Osborn, it was eventually renamed "Ecolab" in 1986. Wikipedia