| Business | Phone |
| Kopco-Nwc 5730 N 6th St, Fort Smith 72904 | (479) 783-0006 |
| Q A Metal Fabricators Inc 1900 N O St, Fort Smith 72901 | (479) 782-1954 |
| Tri Con Llc 4521 S 16th St, Fort Smith 72901 | (479) 649-6200 |
| American Precision Fabricators 5001 Old Greenwood St, Fort Smith 72903 | (479) 649-0894 |