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| Company name | Primary business area | Primary coverage | |
|---|---|---|---|
| Arecont Vision | IP networking products | Global | ![]() |
| DVTEL, Inc | CCTV | Global | ![]() |
| On-Net Surveillance Systems, Inc. | Software | Global | |
| VIDEOR | CCTV | Global | |
| Visonic Ltd. | Intruder alarm | Global | |
| 1st American Investigative Agency | Digital video recording | United States of America (USA) | |
| 21st Century Locks Ltd | Access control | United States of America (USA) | |
| 3M Cogent | Biometrics | United States of America (USA) | |
| 3rd Eye Surveillance Systems | Digital video recording | United States of America (USA) | |
| AATEL | CCTV | United States of America (USA) | |
| Access Systems Integration, LLC | Integrated security | United States of America (USA) | |
| ACCESSGARD, INC. | Access control | United States of America (USA) | |
| Accordance Systems | Digital video recording | United States of America (USA) | |
| Accu-Tech Corp. | Access control | United States of America (USA) | |
| ActEyes Technology Inc | CCTV | United States of America (USA) | |
| Active Response Monitoring | Central monitoring systems | United States of America (USA) | |
| Aerion Technologies, Inc. | Gas detection | United States of America (USA) | |
| AES Corporation | CCTV | United States of America (USA) | |
| AGI Security | Digital video recording | United States of America (USA) | |
| Aimetis | Software | Canada | |
| Aiphone Corp. | Intercom systems | United States of America (USA) | |
| Air Products and Controls Inc. | Explosives and chemical detection | United States of America (USA) | |
| Alarm Controls Corporation | Control equipments | United States of America (USA) | |
| Alarm King Inc. | CCTV | United States of America (USA) | |
| AlarmSaf, Inc | Access control | United States of America (USA) | |
| Aleph America Corporation | Intrusion detection | Global | |
| All American Technology | CCTV | United States of America (USA) | |
| All Covert Security | IP networking products | United States of America (USA) | |
| All Things Identification | Cards and readers | United States of America (USA) | |
| All-Star Identification Systems, Inc. | Software | United States of America (USA) | |

Vitek Corporate Video | PCSC provides Long Beach Airport with new access control system | Talk-A-Phone Corporate Profile |


