| Business | Phone |
| Coldstream Refrigeration Mfg 6536 Supply Row, Houston 77011 | (713) 923-5885 |
| Hunton Trane Svc 5622 Luce St, Houston 77087 | (713) 643-8336 |
| Superior Air Ducts 1331 Seamist Dr, Houston 77008 | (713) 682-3828 |
| Transtar A/C Supply Inc 8485 Gulf Fwy, Houston 77017 | (713) 920-2222 |
| Tillman & Assoc Inc 8326 Debbie Gay Dr, Houston 77040 | (713) 937-9393 |
| Texas Furnace Llc 7037 Brittmoore Rd, Houston 77041 | (713) 466-1504 |
| Transtar A/C Supply Inc 4501 Campbell Rd, Houston 77041 | (713) 460-0655 |
| Hdg 10555 Westpark Dr, Houston 77042 | (713) 783-5600 |
| York International Corp 11750 Clay Rd, Houston 77043 | (832) 204-9400 |
| Universal Ac Supply 5330 Prudence Dr, Houston 77045 | (713) 433-7305 |
| Doctor Cool & Professor Heat Houston 77058 | (281) 488-1032 |
| Southwest Ac Supply 9612 Westpark Dr, Houston 77063 | (713) 266-9002 |
| American Ac Supply 11002 Tower Oaks Blvd B, Houston 77065 | (832) 912-7020 |
| Texstar Labs Llc 11600 Jones Rd, Houston 77070 | (281) 890-8170 |
| Partsco Air Conditioning Supl 1910 Highway 6 S, Houston 77077 | (281) 497-6660 |
| Texas Infra-Red Radiant Co Inc 11903 Waldemar Dr, Houston 77077 | (281) 493-6207 |
| Phillip Services 5200 Cedar Crest St, Houston 77087 | (713) 495-3549 |
| Trane Company 5622 Luce St, Houston 77087 | (713) 266-3566 |
| Warren Southwest Refrigeration 1500 Studemont St, Houston 77007 | (713) 869-6221 |
| Solar Supply Inc 1308 Waverly St, Houston 77008 | (713) 868-4551 |
| United Refrigeration 1225 Seamist Dr, Houston 77008 | (713) 864-6171 |
| Thermal Supply 13903 Muscatine St, Houston 77015 | (713) 453-8129 |
| Solar Supply Inc 9451 Winkler Dr, Houston 77017 | (713) 944-2962 |
| Velvet Air Sales Inc 2509 Galveston Rd, Houston 77017 | (713) 643-8541 |
| Transtar A/C Supply Inc 4435 Airline Dr, Houston 77022 | (713) 681-9787 |
| Tri-Systems Inc 7433 Harwin Dr, Houston 77036 | (713) 868-4800 |
| Triangle Metal & Mfg 11600 Big John St, Houston 77038 | (281) 445-4251 |
| Qbr Sales 1331 Upland Dr 6, Houston 77043 | (713) 973-2875 |
| Thermon Heat Tracing Svc 2810 Mowery Rd, Houston 77045 | (713) 433-2600 |
| Texas Infra-Red Radiant Co 2810 Corder St, Houston 77054 | (713) 747-2402 |
| Texas Duct Systems Inc 8001 Kempwood Dr, Houston 77055 | (713) 957-1292 |
| Wileco 1823 Antoine Dr, Houston 77055 | (713) 683-6173 |
| Acr Supply Inc 8798 Westpark Dr, Houston 77063 | (713) 787-6776 |
| United Air Conditioning Supply 9920 Westpark Dr, Houston 77063 | (713) 952-3002 |
| United Refrigeration 8636 Westpark Dr, Houston 77063 | (713) 781-7800 |
| Southwest Compressor Sales 8640 Lambright Rd, Houston 77075 | (713) 991-0743 |
| Southwest Texas Equipment 8777 Clay Rd, Houston 77080 | (713) 895-0404 |
| United Refrigeration 6298 Brookhill Dr, Houston 77087 | (713) 644-7600 |
| United Refrigeration 7801 N Shepherd Dr 113, Houston 77088 | (281) 847-0066 |
| Precision Hermetics Of Texas 3731 Creekmont Dr, Houston 77091 | (713) 682-5900 |
| Thermal Supply 11850 Hempstead Rd, Houston 77092 | (713) 812-7054 |