Ecolab will host a live webcast to discuss its first quarter 2026 results. A news release containing first quarter results is expected to be issued before market open on April 28, 2026.

Details for the public webcast are as follows:

TIME:	1:00 p.m. Eastern Time
DATE:	Tuesday, April 28, 2026
DURATION:	One hour
LOCATION:	www.ecolab.com/investor
ARCHIVE:	A replay of the webcast and supplemental data will be available on Ecolab's website.

About Ecolab

A trusted partner for millions of customers, Ecolab (NYSE:ECL) is a global leader in water, hygiene and infection prevention solutions and services that protect people and the resources vital to life. For more than a century, Ecolab has advanced innovation by integrating science-based solutions, data driven insights, AI technology and world class service. This unique combination enables Ecolab to partner with customers to define what best in class looks like and scale it across their operations, helping them achieve peak performance. Today, Ecolab has $16 billion in annual sales, 48,000 associates and customers in more than 170 countries and 40 industries. The company helps protect one third of the world's food production and a quarter of the power generated while delivering innovative solutions across food, healthcare, data centers, microelectronics, life sciences and hospitality. Ecolab's comprehensive approach protects what's vital, aiming by 2030 to help protect 2 billion people from infections and enough drinking water for 1 billion people while enhancing business performance. www.ecolab.com

(ECL-C)

View source version on businesswire.com: https://www.businesswire.com/news/home/20260317584851/en/

Contacts:

Andrew Hedberg

651.250.2185

Andrew Pearson

651.250.3654

Ecolab Schedules Webcast and Conference Call on April 28, 2026