Concrete Materials Company, established in 1992, is a locally owned and operated company that provides ready-mix concrete. It performs projects for residential backyards and highways throughout Kansas. The company has a fleet of more than 60 trucks. Concrete Materials Company also offers a calculator to estimate the quantity of concrete. The company operates over 10 plant locations that use central dispatching with global positioning systems. It provides services for permanent and portable plant sites for remote projects. In addition, the company offers concrete testing and control services. It is a part of Cornejo & Sons, which specializes in concrete and asphalt paving, sand and gravel extraction, demolition and warehousing services. Concrete Materials Company is located in located in Wichita, Kan.