Kauffman Well Service, Inc is a wholly owned subsidiary of KPK provides drilling rigs, workover rigs, hot oiling, water hauling, water disposal, material and equipment hauling, excavation and dirt moving, facility construction, roustabout and pipeline repair services in the Denver-Julesberg Basin of Colorado.

        Kauffman Well Service, Inc. of New Mexico and Texas provides pump and kill truck services and operates as a interstate and intrastate DOT carrier of equipment and fresh, brine, and disposal water in the Permian Basin of Southeast New Mexico and Western Texas.