| Business | Phone |
| A-1 Airworks 9218 Denise Ln, Tomball 77375 | (713) 934-8673 |
| Aaron Childress Air Cond 114 E Main St, Tomball 77375 | (281) 255-8858 |
| Adr Air Conditioning & Htg 20122 Cook Rd, Tomball 77377 | (281) 357-4299 |
| Advanced Air Design 19106 Cypress Rosehill Rd, Tomball 77377 | (281) 351-8041 |
| Air Plus 800 Inwood St, Tomball 77375 | (281) 351-5760 |
| Builders Mechanical Inc 11143 Spring Cypress Rd, Tomball 77377 | (281) 440-4900 |
| Crossroad Services 212 Commerce St, Tomball 77375 | (713) 668-6361 |
| Daniel's Heating & Ac 13207 Isbell Dr, Tomball 77375 | (281) 290-8640 |
| Matt's Air Conditioning & Htg Tomball 77375 | (281) 351-2719 |
| Halco Mechanical Air Cond 27503 State Highway 249 # 6, Tomball 77375 | (281) 370-7997 |
| Jim/R Son A/C & Heating 11808 W Jane Ln, Tomball 77375 | (281) 357-4098 |
| Mullis Air Conditioning & Htg 4 Maple Glen Dr, Tomball 77375 | (281) 320-1277 |
| Nichols Air Conditioning Svc 21702 Rosehill Church Rd, Tomball 77377 | (281) 516-0333 |