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| Company name | Primary business area | Primary coverage | |
|---|---|---|---|
| BQT Solutions (UK) Ltd | Access control | Global | |
| Fastlane Turnstiles | Gates and barriers | United Kingdom (UK) | |
| SMi Group Ltd. | Exhibition and conference organising | United Kingdom (UK) | |
| AB Connect Associates Ltd | Consulting services | United Kingdom (UK) | |
| Activator UK | IP networking products | United Kingdom (UK) | |
| ADT | Integrated security | Global | |
| ADT Fire and Security Plc | CCTV | United Kingdom (UK) | |
| Advanced Biometrics Inc. | Biometrics | Global | |
| AFRISEC, LLC | Integrated security | Global | |
| AFTEK Ltd | Door interface/controls | India | |
| Ajna Consulting Solutions | Consulting services | India | |
| ALGIZ Services Ltd | Consulting services | Germany | |
| Amplicon | IP networking products | United Kingdom (UK) | |
| Andrews International | Physical security | Global | |
| ARATOS-SECURITY HOMELAND DEVELOPMENT | Integrated security | Global | |
| Arkanics | CCTV | United States of America (USA) | |
| ArmorGroup International plc | Manned guarding | United Kingdom (UK) | |
| Arup Resilience, Security & Risk | Consulting services | United Kingdom (UK) | |
| Asoni Communications Co., Ltd. | Consulting services | Global | |
| AtGrun Co. Ltd. | CCTV | Taiwan | |
| Atlantis Close Protection | Physical security | United Kingdom (UK) | |
| Avalon Biometrics LTD | Biometrics | Spain | |
| Aver International (UK) Ltd | CCTV | United Kingdom (UK) | |
| Avidacom S.A. | CCTV | Western Europe | |
| Bavak Security Group | Protective barriers | Global | |
| BiKal IP CCTV | IP networking products | Western Europe | |
| Biocertification | Biometrics | United States of America (USA) | |
| Bioid Technologies Limited | Biometrics | Global | |
| Bryant Group | Consulting services | United States of America (USA) | |
| Buro Happold Ltd | Consulting services | Global | |


