| Business | Phone |
| Chicago Panel Systems Inc 1030 W Republic Dr, Addison 60101 | (630) 532-5855 |
| Genor Industries Inc 824 S Kay Ave, Addison 60101 | (630) 458-9003 |
| John Willis Development Corp 150 S Church St C, Addison 60101 | (630) 543-7675 |
| Kier Manufacturing Co 1450 Jeffrey Dr, Addison 60101 | (630) 953-9500 |
| Ldl Mfg Inc 1054 W Republic Dr, Addison 60101 | (630) 543-5052 |
| Nu-Mill Inc 1001 W Republic Dr 7, Addison 60101 | (630) 458-8950 |
| Precision Metal Products Inc 1209 Capitol Dr, Addison 60101 | (630) 458-0100 |
| Simpson Strong-Tie Anchoring 136 W Official Rd, Addison 60101 | (630) 543-2797 |
| Ssi Inc 3n442 Linda Ln, Addison 60101 | (630) 543-0313 |
| Western Fabircating Co Ltd 409 S Vista Ave, Addison 60101 | (630) 766-5409 |