| Business | Phone |
| Lapp Technologies Inc 3404 Westside Cv, Austin 78731 | (512) 467-6773 |
| Credence Systems Corp 3801 S Capital Of Tx Hwy 100, Austin 78704 | (512) 329-5271 |
| Kes System 5307 Industrial Oaks Blvd, Austin 78735 | (512) 891-5357 |
| Kesu Systems & Svc Inc 4210 S Industrial Dr 140, Austin 78744 | (512) 899-9383 |
| Ltx Corp 4009 Great Plains Dr, Austin 78735 | (512) 892-2102 |
| Teradyne Inc 5700 S Mo Pac Expy, Austin 78749 | (512) 891-9610 |