| Business | Phone |
| American Screw Machine Co 2833 Commerce St, Franklin Park 60131 | (847) 455-4308 |
| Meador Industries Inc 10031 Franklin Ave, Franklin Park 60131 | (847) 671-5042 |
| P & L Screw Products Inc 2341 17th St, Franklin Park 60131 | (847) 455-2025 |
| Pjk Machining & Mfg Co 10209 Pacific Ave, Franklin Park 60131 | (847) 233-0840 |
| Sacco-Camex 460 Dominic Ct, Franklin Park 60131 | (630) 595-8090 |
| Tripols Limited 10364 Franklin Ave, Franklin Park 60131 | (847) 678-8322 |
| United Machine Products 9100 Gage Ave, Franklin Park 60131 | (847) 678-5900 |
| Yarnel Manufacturing 2955 Birch St, Franklin Park 60131 | (847) 451-9335 |