| Business | Phone |
| C Air-S 8430 Fawndale Ln, Houston 77040 | (713) 462-5232 |
| A-Abc Air Conditioning Co 8124 Ithaca St, Houston 77017 | (713) 643-8437 |
| Aacann Mechanical Air Cond Houston 77015 | (713) 453-2222 |
| Ac & Heating 3300 Bingle Rd, Houston 77055 | (713) 690-8800 |
| Advanced Metal Enterprises 13907 Gainesville St, Houston 77015 | (713) 453-7317 |
| Air Conditioning & Heating Tra G Harwin, Houston 77036 | (713) 789-5303 |
| Air Max Nw Heating & Air Cond Houston 77070 | (281) 469-6244 |
| Air Repair Plus Houston 77090 | (281) 444-2044 |
| Air-Masters Heating & Air Cond 11402 Sagekaron Dr, Houston 77089 | (281) 484-8986 |
| Airflo Air Conditioning & Htg 15255 Gulf Fwy # 101g, Houston 77034 | (281) 993-5000 |
| Sterling Air Conditioning Inc 3300 Bingle Rd, Houston 77055 | (281) 996-5857 |
| Area Mechanical Svc 210 Burbank St, Houston 77076 | (713) 691-2732 |
| Bach Services 19219 Spanish Needle Dr, Houston 77084 | (281) 578-2118 |
| Budget Appliance Svc Houston 77063 | (713) 498-2555 |
| Certified Air Systems 12655 Kuykendahl Rd 9201, Houston 77090 | (281) 459-4031 |
| East End Heating & Air 6060 Brookglen Dr, Houston 77017 | (713) 644-5775 |
| Economy Home Products 7319 Regency Square Ct, Houston 77036 | (713) 782-9119 |
| Fabs Mechanical 17238 Desert Maize Ln, Houston 77095 | (281) 858-8741 |
| Geo Air 2201 Lou Ellen Ln, Houston 77018 | (713) 956-1956 |
| Hansco Heating & Air Cond 7999 Hansen Rd 207, Houston 77061 | (713) 944-0950 |
| Hargrave Mechanical Co Po Box 16097, Houston 77222 | (281) 443-2041 |
| Healthy Home 5301 Elm St # 106, Houston 77081 | (713) 665-1241 |
| Healthy Homes Inc 6115 Skyline Dr # C, Houston 77057 | (713) 665-1241 |
| Heating By Ethan Clark 1320 Rothwell St, Houston 77002 | (713) 236-0077 |
| L & R Heating & Air Cond 7122 Gracia St, Houston 77076 | (713) 697-1911 |
| Industrial Building Svc 3984 Bluebonnet Dr, Houston 77053 | (281) 313-2937 |
| Jordan & Webb Heating & Ac Co 8231 Coolshire Ln, Houston 77070 | (713) 697-3271 |
| J C's Air Conditioning 9706 Sumerlin St, Houston 77075 | (713) 639-1190 |
| Lar Svc 9597 Jones Rd 324, Houston 77065 | (281) 351-9890 |
| Morgan Air Cond & Heating 7206 Orville St, Houston 77028 | (713) 631-5377 |