JASPER® Acquires Diesel USA Group, Inc JASPER Holdings, Inc., the parent company of Jasper Engines and Transmissions has acquired Diesel USA Group, Inc. headquartered in Louisville KY. The Diesel USA Group will remain a separate company and brand as it becomes part of the JASPER ESOP. From their locations in Louisville, KY; Cincinnati, OH; Columbus, OH; Indianapolis, IN; Fort Wayne, IN; Crown Point, IN; and Fontana, CA, Diesel USA Group is a distribution, service and repair company...