| Business | Phone |
| Black Box Network Svc 1550 Ne Loop 410 121, San Antonio 78209 | (210) 828-4966 |
| Dotcom Computer 301 Broadway St, San Antonio 78205 | (210) 442-0000 |
| Modulink San Antonio 78216 | (210) 912-3708 |
| Networking Gobblins 12436 West Ave B, San Antonio 78216 | (210) 424-1001 |
| Premise Cable Systems Inc 2442 Brockton St, San Antonio 78217 | (210) 822-3541 |
| Smart Cabling Solutions 4017 Naco Perrin Blvd, San Antonio 78217 | (210) 930-4008 |
| Adtech Systems Inc 6900 Alamo Downs Pkwy, San Antonio 78238 | (210) 832-9500 |
| Bexar Electric Co 2014 West Ave, San Antonio 78201 | (210) 735-9111 |
| Data Technologies 2401 Boardwalk St, San Antonio 78217 | (210) 492-9465 |
| Mustang Communications 211 Brooklyn Ave, San Antonio 78215 | (210) 805-8117 |
| Velocity Networking Svc 17206 Irongate Rail, San Antonio 78247 | (210) 930-6323 |