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By Dana Wollman

March 20, 2026 at 12:32 PM UTC

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Ecolab Inc. has agreed to buy CoolIT Systems Inc., a company that develops cooling technology for AI data centers, in a $4.75 billion all-cash deal.

Ecolab, a St. Paul, Minnesota-based company that supplies water and hygiene services for industries including industrial businesses and energy companies, is acquiring from funds managed by KKR & Co., according to a company statementBloomberg Terminal Friday. The firms expect the deal to close in the third quarter of 2026.

Ecolab Buys AI Data Center Cooling Firm CoolIT in $4.75 Billion Deal - Bloomberg