Located in Overland Park, KS, for over 120 years Ash Grove Cement Co. continues to be a pioneer of the limestone and cement industries.

Ash Grove Resources, L.L.C. is a leading provider of Class C fly ash and Ash Grove Durabase®.

The Missouri Limestone Producers Association (MLPA) was organized in 1944 to promote and protect the interests of crushed stone operators located or doing business in the state. The association is involved in legislative issues; state and federal regulatory matters; community, public relations, and marketing of crushed stone products.