Drumm, Inc. Railcar Services 5366 Este Avenue Cincinnati, OH 45232 513-641-4141 1534 Joosten Road Worthington, MN 56187 507-372-2212 www.tankcarcleaning.com/ Company Profile Drumm, Inc. is a railcar cleaning and repair company specializing in tank car and hopper car cleaning. They use environmentally sustainable practices and offer specialty services, including food grade ...