Dubuque Martial Arts Group » Schools Affiliates The following are schools officially authorized to teach the WTBA curriculum and promote students through the WTBA: Go back to directory. Dubuque Martial Arts Group Dubuque Martial Arts Group Contact: Dean Lessei 3430 Dodge St Dubuque IA 52003 work Phone: (563) 588-1012work Email: dalessei@cascade-mfg-co.comINTERNET Website: http://www.dubmag.com/