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| Company name | Primary business area | Primary coverage | |
|---|---|---|---|
| ITE LLC Moscow | Exhibition and conference organising | Russian Federation | |
| Messe Frankfurt | Access control | Germany | |
| Visonic Ltd. | Intruder alarm | Global | |
| 247 Group | Biometrics | South Africa | |
| 313 Evolution Private Limited | CCTV | Pakistan | |
| 4Site Online Ltd. | Integrated security | Western Europe | |
| 802 Global | CCTV | United Kingdom (UK) | |
| A C Security Solutions Ltd | Digital video recording | Western Europe | |
| AAC Mechanical & Electrical | CCTV | United Kingdom (UK) | |
| Aarya Ites Pvt. Ltd. | CCTV | India | |
| Aaxeon Technologies | Communication equipments | United States of America (USA) | |
| AB Security | CCTV | United Kingdom (UK) | |
| Abiom | Communicators | Netherlands | |
| Aboundi Inc. | IP networking products | North America | |
| ABP Technology | CCTV | United States of America (USA) | |
| ACAL plc | CCTV | United Kingdom (UK) | |
| Access Fire And Security North West | Intruder alarm | United Kingdom (UK) | |
| Access Systems Integration, LLC | Integrated security | United States of America (USA) | |
| ACCTIV8 | Intruder alarm | United Kingdom (UK) | |
| Accu-Tech Corp. | Access control | United States of America (USA) | |
| Acme Security Systems | CCTV | United States of America (USA) | |
| ACMP | CCTV | Global | |
| ACTAtek Pte. Ltd. | Access control | Singapore | |
| ACTI-TECH | Communication equipments | Nigeria | |
| ACTI-TECH LTD | Access control | Nigeria | |
| Activator UK | IP networking products | United Kingdom (UK) | |
| Ad-Mark Nigeria Company | RFID | Nigeria | |
| adaptiveRF Ltd | Covert video | United Kingdom (UK) | |
| Adilec Enginyeria | Communication equipments | Sweden | |
| Adilec Enginyeria S.L. | Communication equipments | Sweden | |



