| Business | Phone |
| Lomar Protective 835 E Lamar Blvd # 377, Arlington 76011 | (817) 608-0675 |
| Summit Security Co 2106 Roosevelt Dr, Arlington 76013 | (817) 277-6995 |
| Advanced Technology Systems 1601 E Lamar Blvd, Arlington 76011 | (817) 226-3434 |
| Alarm Audio Masters 1614 Pecan Chase Cir, Arlington 76012 | (817) 469-7288 |
| Alarm Control Technicians Arlington 76011 | (817) 640-7233 |
| Arlington Security Central Inc 522 E Main St, Arlington 76010 | (817) 461-1029 |
| Eagle Alarm & Security 515 W Main St, Arlington 76010 | (817) 794-0900 |
| Emergency Communication Syst 7708 Southbridge Ln, Arlington 76002 | (817) 784-8644 |