| Business | Phone |
| Weaver's Structural Steel 301 W Morelia Ave, Knoxville 37917 | (865) 523-2323 |
| Towe Iron Works Inc 2728 Mynders Ave, Knoxville 37921 | (865) 546-5131 |
| Superior Steel 5225 N National Dr, Knoxville 37914 | (865) 522-0253 |
| Selective Structures 1027 Shadow Brook Dr, Knoxville 37922 | (865) 769-4266 |
| Ryans Steel 6200 Baum Dr # 6, Knoxville 37919 | (865) 558-8551 |
| Quality Machine & Welding Co 2008 Hoitt Ave, Knoxville 37917 | (865) 524-2162 |
| Pip's Iron Works Inc 900 Ebenezer Rd, Knoxville 37923 | (865) 539-4766 |
| Gerdau Ameristeel 1919 Tennessee Ave, Knoxville 37921 | (865) 546-5472 |
| Interstate Steel Corp 8920 Valgro Rd, Knoxville 37920 | (865) 577-4600 |
| Knoxville Structural Steel Co 301 W Morelia Ave, Knoxville 37917 | (865) 523-1143 |
| Knoxville Tank & Welding Co 5900 Cement Plant Rd, Knoxville 37924 | (865) 524-8822 |