| Business | Phone |
| A & M Security Systems 270 Amberwood Dr, Lawrenceville 30044 | (770) 717-2781 |
| Topper Security Systems Inc 226 Ridgedale Way, Lawrenceville 30044 | (770) 972-1364 |
| Secu Rite Systems Inc 421 Pike Blvd, Lawrenceville 30045 | (770) 822-0562 |
| Safewatch Security Svc 2011 Hedge Row, Lawrenceville 30043 | (404) 642-6424 |
| Secu Rite Systems Inc 421 Pike Blvd A3, Lawrenceville 30045 | (770) 466-6463 |