| Business | Phone |
| Tri-Star Maintenance Center 711 Callahan Dr, Knoxville 37912 | (865) 281-0349 |
| T Bones Mobile Maintenance 3547 E Governor John Sevier, Knoxville 37914 | (865) 522-3455 |
| Gloyd's Equipment & Mntnc Svc 2929 Nw Park Dr, Knoxville 37921 | (865) 947-5565 |