| Business | Phone |
| Weber Machine Co 2561 E Us Highway 12, Niles 49120 | (269) 684-4702 |
| West River Machine 2604 S 11th St, Niles 49120 | (269) 683-9503 |
| Zellco Precision 1710 E Main St, Niles 49120 | (269) 684-1720 |
| Brandywine Products Inc 2732 S 3rd St, Niles 49120 | (269) 687-4590 |
| Tisza Industries 1006 Fulkerson Rd, Niles 49120 | (269) 684-0085 |
| Cut-Tech 1951 Industrial Dr, Niles 49120 | (269) 687-9005 |
| D & F Tool 1990 S 11th St, Niles 49120 | (269) 684-5005 |
| Delta Machining 2361 Reum Rd, Niles 49120 | (269) 683-7775 |
| Niles Machine & Tool 2124 S 11th St, Niles 49120 | (269) 684-2594 |
| Olmstead Machine 814 Cass St, Niles 49120 | (269) 683-4019 |
| Great Lakes Precision Machine 901 Wayne St, Niles 49120 | (269) 684-7703 |
| Gum's Machine & Mfg 713 Wayne St, Niles 49120 | (269) 683-5400 |
| Lake Edm Svc 1538 Lake St, Niles 49120 | (269) 684-0410 |
| Industrial Machine Tech 2447 Bertrand Rd, Niles 49120 | (269) 683-4689 |
| Innovation Machining Corp 1461 S 3rd St, Niles 49120 | (269) 683-3343 |