- Columbian Model & Exhibit Works, Ltd. | https://sites.google.com/site/columbianmodel/cmew | 1528 W. Adams, Chicago | (312) 243-2655
- Hatcher Associates | www.hatchermodels.com/
- Midwest Model Supply | http://modeltool.com/ | 12010 S. Aero Dr., Plainfield | (815) 254-2151
- Wielgus | www.wielgus.com/