| Business | Phone |
| Aims Engineering Co 8822 Fairbloom Ln, Houston 77040 | (713) 896-9827 |
| Insco Distributing 14900 Hempstead Rd 300, Houston 77040 | (713) 462-3737 |
| Thermal Recovery Inc 11335 Clay Rd, Houston 77041 | (713) 690-6940 |
| Airtran Grocery Store Equip 2715 North Fwy, Houston 77009 | (713) 643-3663 |
| Alpha Refrigeration 9425 Emnora Ln, Houston 77080 | (713) 468-3559 |
| Arizona Refrigeration 4000 Telephone Rd, Houston 77087 | (713) 644-7041 |
| C & S Refrigeration Inc 4905 Allum Rd, Houston 77045 | (713) 728-3959 |
| Villars Mechanical Svc Inc 6402 Granite St, Houston 77092 | (713) 686-0944 |
| Coolgas Inc 1330 Post Oak Blvd # 1600, Houston 77056 | (713) 977-2300 |
| Dell Refrigeration 4127 Hollister St, Houston 77080 | (713) 681-5855 |
| Franco's Refrigeration A/C 8141 Glenbrook Dr, Houston 77017 | (713) 641-1962 |
| Hussmann Corp 13810 Hollister Dr 100, Houston 77086 | (713) 861-9171 |