
| Company name | Primary business area | Primary coverage | |
|---|---|---|---|
| SightLogix | CCTV | United States of America (USA) | ![]() |
| Access Security Corporation | CCTV | North America | |
| Access Systems Integration, LLC | Integrated security | United States of America (USA) | |
| ADS Security | Central monitoring systems | United States of America (USA) | |
| ADT Security | CCTV | United States of America (USA) | |
| Advantech, Inc. | Consulting services | United States of America (USA) | |
| Amerigard Alarm & Security Corp | Integrated security | North America | |
| Andrews International | Physical security | Global | |
| Apex Direct - ADT Security | Central monitoring systems | Canada | |
| APS 2000, Inc. | Access control | United States of America (USA) | |
| ASI Advanced Security, Inc. | Intrusion detection | United States of America (USA) | |
| Atronic Alarms, Inc | Intrusion detection | United States of America (USA) | |
| Blue Eye Monitoring | Central monitoring systems | United States of America (USA) | |
| Calgary Security Alarms Ltd | Intruder alarm | Canada | |
| Canadian Security Professionals | Intruder alarm | Canada | |
| Castlebank Security Solutions | Intrusion detection | Global | |
| CCTV Boss | CCTV | United States of America (USA) | |
| Centennial Security Integration, Inc. | Integrated security | United States of America (USA) | |
| Charlie Communications | Integrated security | United States of America (USA) | |
| Chubb Security Systems Inc. (Chicago) | Integrated security | United States of America (USA) | |
| Citrix Technology | CCTV | Pakistan | |
| Clearshield Surveillance Company | CCTV | United States of America (USA) | |
| CNC Enterprises | Integrated security | United States of America (USA) | |
| Commercial Electrical Systems | CCTV | United States of America (USA) | |
| Compass Technologies / A SecurityInc Company | Access control | United States of America (USA) | |
| COMPUTERLINKS UK Limited | Software | United Kingdom (UK) | |
| Concept Smoke Screen - Security Systems | Intruder alarm | United Kingdom (UK) | |
| Counterforce / A UTC Fire & Security Company | Intruder alarm | United States of America (USA) | |
| CSST | Integrated security | Global | |
| CTC Union Technologies Co., Ltd. | CCTV | Taiwan | |



