| Business | Phone |
| Acme Industries 55 Bradrock Dr, Des Plaines 60018 | (847) 296-3346 |
| Automated Tech Machine 6501 Mannheim Rd, Des Plaines 60018 | (847) 759-4795 |
| C & L Supreme 1755 Birchwood Ave, Des Plaines 60018 | (847) 297-8212 |
| Engineering Prototype Inc 5230 N Rose St, Des Plaines 60018 | (847) 671-0293 |
| Chicago Machine Tool Works 118 Touhy Ct, Des Plaines 60018 | (847) 827-4117 |
| Hi-Tech Machining Works Inc 162 Touhy Ct, Des Plaines 60018 | (847) 827-4518 |
| Scott Leasing Co Inc 5290 Pearl St, Des Plaines 60018 | (847) 671-1550 |
| Medco Inc 340 Howard Ave, Des Plaines 60018 | (847) 296-3021 |
| Phoenix Machinery 2190 Oxford Rd, Des Plaines 60018 | (847) 298-1860 |
| Rnw Machining Co 7101 Barry St, Des Plaines 60018 | (847) 635-6560 |
| P H Tool Co 1200 Andrea Ln, Des Plaines 60018 | (847) 952-9441 |
| Roberts Swiss Inc 2135 Frontage Rd, Des Plaines 60018 | (847) 298-4820 |
| Toolmag 5250 Otto Ave, Des Plaines 60018 | (847) 928-9768 |