| Business | Phone |
| Alarms By Precision Newtown 6470 | (203) 261-2634 |
| V-Tech Systems 8 Scenic View Dr, Newtown 6470 | (203) 426-0235 |
| Automated Security Systems 2 Pinnacle Dr, Newtown 6470 | (203) 426-3985 |
| Troy Security Systems 153 Sugar St, Newtown 6470 | (203) 426-8068 |
| Consumer Alarm Products Inc 40 Grand Pl, Newtown 6470 | (203) 426-1118 |
| Guardian Alarm Svc 147 Mount Pleasant Rd, Newtown 6470 | (203) 426-9155 |