| Business | Phone |
| Golden Spider 1238 Dalhart Dr, Richardson 75080 | (972) 644-4487 |
| Intrusion Inc 1101 E Arapaho Rd, Richardson 75081 | (972) 234-6400 |
| Kia Consulting Inc 777 S Central Expy, Richardson 75080 | (972) 671-6807 |
| Linknet-Solutions Po Box 831974, Richardson 75083 | (469) 831-8543 |