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| Company name | Primary business area | Primary coverage | |
|---|---|---|---|
| Adax Business Systems W.L.L. | CCTV | Qatar | |
| Al Kawther Security Systems | CCTV | Qatar | |
| China Security and Protection Industry Association (CSPIA) | Access control | China | |
| 123 Pte Ltd | Biometrics | Asia | |
| 247 Group | Biometrics | South Africa | |
| 4Site Online Ltd. | Integrated security | Western Europe | |
| Aarya Ites Pvt. Ltd. | CCTV | India | |
| Absolute Security Ltd. | CCTV | Kenya | |
| Accent Alarms, Inc | CCTV | North America | |
| Access Systems Integration, LLC | Integrated security | United States of America (USA) | |
| ACCTIV8 | Intruder alarm | United Kingdom (UK) | |
| Acctive Systems Ltd | CCTV | United Kingdom (UK) | |
| Aceda Limited | CCTV | United Kingdom (UK) | |
| ACTAtek Pte. Ltd. | Access control | Singapore | |
| ACTI-TECH LTD | Access control | Nigeria | |
| ACUSTEK Ltd | Biometrics | United Kingdom (UK) | |
| Adaar Technology | Integrated security | India | |
| ADi security and surveillance | CCTV | United Kingdom (UK) | |
| Advance Peripheral Systems Ltd | Intruder alarm | United Kingdom (UK) | |
| Advanced Alarm Technologies | Intruder alarm | United States of America (USA) | |
| Advanced Security Systems | IP networking products | Mexico | |
| Advantor System Corporation | Access control | United States of America (USA) | |
| Aegis Security Solutions & Technolgies Ltd. | Intrusion detection | United Kingdom (UK) | |
| Aflak Electronics Industries Co. | Access control | Saudi Arabia | |
| Aghora Business Machines | CCTV | India | |
| AIT Global Security (M) Sdn Bhd | CCTV | Malaysia | |
| Al-Futtaim Engineering LLC | Intruder alarm | United Arab Emirates | |
| Alcon Telecommunication Philippines | CCTV | Philippines | |
| Alfahad Group | CCTV | Middle East | |
| Alink Ltd (Security Installers) | Integrated security | United Kingdom (UK) | |



