| Business | Phone |
| Action Engineering 8719 Asheville Hwy, Knoxville 37924 | (865) 933-3401 |
| Valley Machine Works 7035 Oak Ridge Hwy, Knoxville 37931 | (865) 694-6060 |
| W J Savage Co 1 Hopkins Ave, Knoxville 37917 | (865) 637-9441 |
| Water Technologies Div 3001 E John Sevier Hwy, Knoxville 37914 | (865) 544-2065 |
| Sawing Systems Inc 2918 Cherry Arcade St, Knoxville 37917 | (865) 525-0600 |