CORPORATE OFFICES 9900 West 109th St., Suite 100 Overland Park, KS 66210 913.344.9200 HUMAN RESOURCES Learn more about current career opportunities 913.344.9200 For employment and income verification, please contact The Work Number 800.367.5690 Compass Minerals Employer Code: 26691 MEDIA RELATIONS MediaRelations@compassminerals.com INVESTOR RELATIONS InvestorRelations@compassminerals.com