| Business | Phone |
| Tkh Enterprises Inc 4019 Stahl Rd 106, San Antonio 78217 | (210) 590-7484 |
| Trico Tower Svc Inc 4731 Whirlwind St, San Antonio 78217 | (210) 637-7075 |
| Bkt Corp 6003 Winding Ridge Dr, San Antonio 78239 | (210) 654-6993 |
| Westower Communications Inc 10873 Hillpoint, San Antonio 78217 | (210) 655-2741 |