| Business | Phone |
| Broadcom 15851 Dallas Pkwy, Addison 75001 | (972) 490-3226 |
| Kokusai Semiconductor Equip 4951 Airport Pkwy # 500, Addison 75001 | (972) 392-1148 |
| Lattice Semiconductor Corp 16475 Dallas Pkwy, Addison 75001 | (972) 380-1145 |
| Stats Chip Pac Ltd 14275 Midway Rd 220, Addison 75001 | (972) 687-9172 |