Ecolab Inc.

Ecolab Inc. builds and sells water treatment chemicals and equipment, hygiene and infection-prevention products, and on-site service and digital monitoring for industrial and institutional customers. A NYSE-listed public company founded in 1923 and headquartered in St. Paul, Minnesota, it serves food, healthcare, life sciences, hospitality, manufacturing, and energy markets worldwide; its portfolio includes Nalco Water and, in data centers, CoolIT liquid-cooling solutions.