| Business | Phone |
| Air Components & Systems Ltd 6609 Gem Apparel Ln, Knoxville 37921 | (865) 938-2275 |
| Air Compressor & Dryer Inc 5911 Clinton Hwy, Knoxville 37912 | (865) 688-1556 |
| Air Systems & Equipment Co 10909 Murdock Dr, Knoxville 37932 | (865) 675-8165 |
| Tencarva Machinery Co 3508 Overlook Cir, Knoxville 37909 | (865) 588-7674 |
| Buford Brothers Inc 6704 Central Avenue Pike, Knoxville 37912 | (865) 689-2012 |
| Compressed Air Products 3919 Fountain Valley Dr, Knoxville 37918 | (865) 922-1541 |
| Industrial Distribution Group 2538 Sutherland Ave, Knoxville 37919 | (865) 546-4009 |