| Business | Phone |
| Texas Instruments Inc 2 Sun Ct, Norcross 30092 | (770) 281-9195 |
| Novus Group 6115 Oakbrook Pkwy, Norcross 30093 | (770) 263-0320 |
| National Semiconductor Corp 500 Pinnacle Ct, Norcross 30071 | (770) 409-0694 |
| Lattice Semiconductor Corp 2 Sun Ct 300, Norcross 30092 | (770) 239-1725 |