EXHIBIT 15.1
May 4, 2023
Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549
Commissioners:
We are aware that our report dated May 4, 2023, on our review of interim financial information of Ecolab Inc., which is included in the Company’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2023, is incorporated by reference in this Registration Statement on Form S-8.
/s/ PricewaterhouseCoopers LLP
Minneapolis, Minnesota
May 4, 2023
