EXHIBIT 21.1 Subsidiaries ------------ Company Name Jurisdiction of Incorporation - -------------------------------------------------------------------------------- GSL Corporation Delaware NAMSCO Inc. Delaware North American Salt Company Delaware Great Salt Lake Minerals Corporation Delaware Carey Salt Company Delaware Minosus Limited United Kingdom Salt Union Limited U.K. United Kingdom Direct Sales Supplies Limited (U.K.) United Kingdom London Salt Limited (UK) United Kingdom IMC Global (Europe) Limited UK United Kingdom IMC Global (UK) Limited United Kingdom Northern Salt, LLP Kansas Sifto Canada Inc. Ontario, Canada Northern Salt of Ohio LLC Ohio J.T. Lunt & Co. (Nantwich) Limited (U.K.) United Kingdom