| Business | Phone |
| Allen Pattern Works 616 E Wallace St, Fort Wayne 46803 | (260) 745-4991 |
| Ward Pattern & Engineering Inc 642 Growth Ave, Fort Wayne 46808 | (260) 424-0723 |
| Ttg Pattern 5443 Keystone Dr, Fort Wayne 46825 | (260) 471-0013 |
| Standard Pattern Co 2136 Lafayette St, Fort Wayne 46803 | (260) 456-4870 |