| Business | Phone |
| Thermal Equipment Sales Co 166 Neil St, Memphis 38112 | (901) 452-4516 |
| Bmc Inc 4702 Bowen Ave, Memphis 38122 | (901) 763-1280 |
| Cassady & Co Inc 5864 Ridgeway Ctr Pkwy # 300, Memphis 38120 | (901) 344-0055 |
| Castle Co Inc 3874 Viscount Ave # 3, Memphis 38118 | (901) 367-1355 |
| Siemens Building Technologies 7600 Appling Center Dr # 103, Memphis 38133 | (901) 377-6223 |
| Combustion & Controls Co 3321 Winbrook Dr, Memphis 38116 | (901) 332-6077 |
| Quality Programable Systems 3949 Homewood Rd, Memphis 38118 | (901) 797-9690 |
| Cs3 Inc 1931 Thomas Rd, Memphis 38134 | (901) 382-6202 |
| Mid-South Instrument Co 2360 Covington Cv, Memphis 38134 | (901) 373-0088 |
| Memphis Control Center Inc 1063 E Parkway S, Memphis 38104 | (901) 274-1400 |
| Mic Sales Inc 2360 Covington Cv, Memphis 38134 | (901) 373-0076 |