| Business | Phone |
| Asfour & Assoc 9709 Dutchtown Rd, Knoxville 37923 | (865) 687-8015 |
| Bender & Assoc 5 Forest Ct, Knoxville 37919 | (865) 588-5641 |
| Eric Campbell Pe Knoxville 37923 | (865) 691-6482 |
| Structural Engineering 1515 One Friday Ln, Knoxville 37922 | (865) 691-8520 |
| Criterium-Corum Engineers 601 S Peters Rd, Knoxville 37922 | (865) 936-0267 |
| Progressive Engineering Group 33 Market Sq, Knoxville 37902 | (865) 584-5999 |
| Mallia Engineering Co 1827 White Ave, Knoxville 37916 | (865) 637-3224 |