| Business | Phone |
| Calumet Machine 416 6th St, Calumet 49913 | (906) 337-1515 |
| Red Jacket Machine 57683 N Tamarack Rd, Calumet 49913 | (906) 337-2919 |
| Rel Machine Inc 57640 Military Ave, Calumet 49913 | (906) 337-4810 |
| Rogan Precision 56086 Union St, Calumet 49913 | (906) 337-5619 |