| Business | Phone |
| Valley Research Corp 3100 Manchaca Rd, Austin 78704 | (512) 453-0310 |
| Valley Research Corp 8868 Research Blvd, Austin 78758 | (512) 453-8693 |
| Silicon Magike 5121 Bee Cave Rd, Austin 78746 | (512) 330-0320 |
| Powerstone Systems Inc 9020 N Capital Of Texas Hwy, Austin 78759 | (512) 231-9191 |
| North Shore Circuit Design 2201 N Lamar Blvd 200, Austin 78705 | (512) 448-1114 |
| Dynamax Inc 5401 Kings Hwy, Austin 78745 | (512) 441-2822 |
| North Shore Circuit Design 2201 N Lamar Blvd, Austin 78705 | (512) 448-1415 |
| Dynalog Systems Inc 3908 Avenue G, Austin 78751 | (512) 452-0077 |