| Business | Phone |
| All American Semiconductor 1701 Analog Dr, Richardson 75081 | (972) 231-5300 |
| Aspect Systems Inc 650 International Pkwy 180, Richardson 75081 | (972) 437-5125 |
| Cambridge Silicon Radio 1651 N Collins Blvd, Richardson 75080 | (972) 231-7457 |
| Axcelis Technologies Inc 870 N Dorothy Dr 706, Richardson 75081 | (972) 690-8914 |
| High Tech Svc 911 E Arapaho Rd, Richardson 75081 | (972) 231-8037 |
| Horiba Stec Inc 670 International Pkwy 170, Richardson 75081 | (972) 470-9200 |
| Hynix Semi Conductor 401 Fieldwood Dr, Richardson 75081 | (972) 690-4969 |
| Intel Corp 800 E Campbell Rd 199, Richardson 75081 | (972) 680-5207 |
| Intelligent Epitaxy Tech Inc 201 E Arapaho Rd, Richardson 75081 | (972) 234-0068 |
| Interfet 715 N Glenville Dr, Richardson 75081 | (972) 238-1287 |
| International Rectifier Corp 689 W Renner Rd, Richardson 75080 | (972) 479-1842 |
| Lpe North America 903 N Bowser Rd 156, Richardson 75081 | (972) 671-6954 |
| Lsa Cleanpart Texas 631 International Pkwy 200, Richardson 75081 | (214) 206-4390 |
| Maxim Integrated Products 251 Renner Pkwy, Richardson 75080 | (972) 231-1091 |
| National Semiconductor Corp 801 E Campbell Rd, Richardson 75081 | (972) 669-0432 |
| Nova Elecgronic Materials Inc 1323 Columbia Dr, Richardson 75081 | (972) 664-0550 |
| Ntk Technicalogies 1701 N Collins Blvd 1300, Richardson 75080 | (972) 235-1625 |
| Philips Semiconductors 2140 Lake Park Blvd 200, Richardson 75080 | (972) 644-1610 |
| First United Methodist Church Highway 1378, Richardson 75081 | (972) 442-2546 |
| Sirenza Microdevices 1212 E Arapaho Rd, Richardson 75081 | (972) 952-1460 |
| Tokyo Electron America 1651 N Collins Blvd 150, Richardson 75080 | (972) 705-9234 |
| Tri Quint Semiconductor Inc 500 W Renner Rd, Richardson 75080 | (972) 994-3600 |
| Universal Cadworks 251 Renner Pkwy, Richardson 75080 | (972) 480-9644 |
| Vitesse Semiconductor Corp 997 Hampshire Ln, Richardson 75080 | (972) 669-9797 |
| Vortex Control Systems Inc 705 N Bowser Rd, Richardson 75081 | (972) 669-3953 |
| Zelltec 1500 International Pkwy 100, Richardson 75081 | (972) 234-6736 |
| Applied Materials Inc 2280 Campbell Creek Blvd, Richardson 75082 | (972) 761-4401 |
| Applied Materials Inc 2703 Telecom Pkwy, Richardson 75082 | (972) 664-0348 |
| Mactronix Inc 2050 N Plano Rd, Richardson 75082 | (972) 690-0028 |
| Novellus Systems Inc 2201 N Central Expy 170, Richardson 75080 | (972) 960-0296 |
| Pdf Solutions Inc 101 W Renner Rd 325, Richardson 75082 | (972) 889-3085 |
| Anadigics Inc 2201 N Central Expy 130, Richardson 75080 | (972) 235-9100 |
| Allied Semiconductor 1201 Exchange Dr, Richardson 75081 | (972) 437-6002 |
| High Tech Svc 999 E Arapaho Rd 200, Richardson 75081 | (972) 690-0901 |
| Semiconductor Deprocessing Lab 921 N Bowser Rd, Richardson 75081 | (214) 575-2546 |
| Altera Corp 3400 Waterview Pkwy 300, Richardson 75080 | (214) 276-6600 |