| Business | Phone |
| Dial Tool & Mfg Corp 201 S Church St, Addison 60101 | (630) 543-3600 |
| Map Slide Co 817 S Kay Ave 5, Addison 60101 | (630) 628-3006 |
| Slide Craft 1212 W National Ave, Addison 60101 | (630) 628-1218 |
| Tryson Metal Stampings & Mfg 230 S La Londe Ave, Addison 60101 | (630) 628-6570 |