Zerega's, A Sons Inc, 200 NW Victoria Dr, Lees Summit, MO 64086, US

Compass Minerals International is a leading salt and specialty fertilizer company. It operates some of the largest, most productive and longest continually run salt mines in North America and the United Kingdom, with histories that stretch back as far as 1844. The company s product lines include water softener salt, magnesium chloride, animal feed supplements, packaged deicers, salt for highway deicing, consumer deicing, water conditioning, consumer and industrial food preparation, and agriculture and industrial applications. Its sulfate of potash is used in the production of specialty fertilizers to improve the yield and quality of high-value crops and to improve the durability of turf grasses. Compass Minerals International is headquartered in Overland Park, Kan.