Ecolab closes CoolIT acquisition for $4.75 billion

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Ecolab Closes CoolIT Acquisition and Expands AI Cooling Platform as Global High Tech Business Targets $4 Billion by 2030

July 2, 2026 4:15 PM EDT

ST. PAUL, Minn.--(BUSINESS WIRE)-- Ecolab today announced the close of its acquisition of CoolIT Systems, a leader in direct liquid cooling for highdensity data centers. The transaction closed earlier than expected, and Ecolab welcomes the world-class CoolIT team to the company.

Ecolab acquired CoolIT for approximately $4.75 billion. CoolITs yeartodate sales have grown more than 100%, driven by accelerating demand for liquid cooling in AI data centers.

With CoolIT, Ecolab extends its established global leadership in water technologies, research and service to the fastest-growing market in the world: AI infrastructure and computing. At the... More