Based in Overland Park, Kansas; the company provides bulk treated and untreated highway deicing salt to customers in North America and the United Kingdom and plant nutrition products to growers worldwide.

[citation needed] Mechanical evaporation uses high-efficiency vacuum processes to produce high-purity, fine- and coarse-grained salt products for commercial, agricultural, and industrial applications.

[3] In 2022 Compass Minerals announced the intention to develop the capacity to extract over 11 kMT LCE (Lithium Carbonate Equivalent) yearly at the Great Salt Lake site.

The segment’s largest business is highway deicing, which primarily sells bulk rock salt to states, provinces, counties, municipalities and road maintenance contractors for ice control on public roadways.

Compass Minerals’ domestic sales of SOP are concentrated in the Western and Southeastern U.S. and exports to Latin America, Japan, Australia, and New Zealand.