OVERLAND PARK, Kan., August 27, 2025–(BUSINESS WIRE)–Compass Minerals (NYSE: CMP), a leading global provider of essential minerals, today announced that Edward C. Dowling Jr., president and CEO, and other leadership team members will participate in one-on-one meetings at the Jefferies Industrial Conference on Sept. 3, 2025 in New York City.

Updated presentation materials will be available at the time of the event through the investor relations section of the Compass Minerals website at compassminerals.com.

About Compass Minerals

Compass Minerals (NYSE: CMP) is a leading global provider of essential minerals focused on safely delivering where and when it matters to help solve nature’s challenges for customers and communities. The company’s salt products help keep roadways safe during winter weather and are used in numerous other consumer, industrial, chemical and agricultural applications. Its plant nutrition products help improve the quality and yield of crops while supporting sustainable agriculture. Compass Minerals operates 12 production and packaging facilities with more than 1,800 employees throughout the U.S., Canada and the U.K. Visit compassminerals.com for more information about the company and its products.

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Contacts

Investor Contact Brent CollinsVice President, Treasurer & Investor Relations+1.913.344.9111InvestorRelations@compassminerals.com

Media Contact Kevin GabrielSenior Director, Corporate Affairs+1.913.344.9265MediaRelations@compassminerals.com