| Business | Phone |
| Coventry Electrical Supplies 293 Swanson Dr, Lawrenceville 30043 | (770) 995-7110 |
| Sgs Thomson Microelectronics 446 W Crogan St, Lawrenceville 30045 | (678) 985-4291 |
| Mayer Electric Supply Co Inc 58 Industrial Park Cir, Lawrenceville 30045 | (770) 963-3451 |