| Business | Phone |
| Alamo Welding & Steel Co Inc 1318 Karnes Ave, Knoxville 37917 | (865) 689-8096 |
| Amherst Welding & Maintenance 2207 Amherst Rd, Knoxville 37921 | (865) 584-7222 |
| Volunteer Welding 1116 Laurel Hill Rd, Knoxville 37923 | (865) 691-4211 |
| Tom's Field Svc 711 Dante Rd, Knoxville 37918 | (865) 687-5684 |
| Thermofuse 409 Elkmont Rd, Knoxville 37922 | (865) 693-2169 |
| Smoky Mountain Custom Welding Knoxville 37920 | (865) 579-4897 |
| Burke's Mobile Welding 622 Dry Gap Pike, Knoxville 37912 | (865) 687-5629 |
| Custom Welding & Machining Inc 3901 Papermill Dr, Knoxville 37909 | (865) 583-0540 |
| D & D Welding 1915 Drinnen Rd, Knoxville 37914 | (865) 932-0725 |
| Extreme Welding 6602 1/2 Maynardville Pike, Knoxville 37918 | (865) 689-3757 |
| Nucon 2011 Davenport Rd, Knoxville 37920 | (865) 573-2123 |
| Frazier Welding & Steel 917 Cooper St, Knoxville 37917 | (865) 524-3011 |
| Gas Service Group 2510 Solway Rd, Knoxville 37931 | (865) 690-8128 |
| Martec Metal Fab Welding & Rpr 9117 Chapman Hwy, Knoxville 37920 | (865) 577-6676 |
| Harrison's Welding & Fab Inc 7209 Old Rutledge Pike, Knoxville 37924 | (865) 522-2063 |
| L & L Precision Welding 217 Marine Rd, Knoxville 37920 | (865) 573-6744 |