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| Company name | Primary business area | Primary coverage | |
|---|---|---|---|
| Warrior Security Ltd. | Manned guarding | Africa | |
| Wise Media SpA | Exhibition and conference organising | Italy | |
| W&W Communications, Inc. | Digital video recording | United States of America (USA) | |
| W.S.C. | CCTV | United Kingdom (UK) | |
| W.T. Parker (Inc. Malcolm Electrical) | CCTV | United Kingdom (UK) | |
| Wadsworth Electronics Ltd | CCTV | United Kingdom (UK) | |
| Wagoner Security Consultants | Integrated security | United States of America (USA) | |
| Wakefield Security Systems Limited | CCTV | United Kingdom (UK) | |
| WALBUK HIGHTECH COMPANY | Consulting services | Nigeria | |
| Wales & Associates, LLC. | CCTV | North America | |
| Walsall Locksmith and Access Services | Locks | United Kingdom (UK) | |
| Wanco Inc. | Central monitoring systems | United States of America (USA) | |
| Wantatco Ind Ltd | Communication equipments | Hong Kong | |
| Warehousecctv.com | CCTV | United States of America (USA) | |
| Warrior Controls | CCTV | Global | |
| Watch Security Ltd | CCTV | United Kingdom (UK) | |
| Watchdata (EMEA) | Access control | Global | |
| Watchdog Security | Integrated security | United States of America (USA) | |
| Watchdogs Ltd | Watchdogs | United Kingdom (UK) | |
| WatchGuard Technologies, Inc. | IP networking products | United States of America (USA) | |
| Watchman | CCTV | United Kingdom (UK) | |
| Watec Co., Ltd | CCTV | Japan | |
| Watec Inc | CCTV | United States of America (USA) | |
| Waterloo Electrical Ltd | CCTV | United Kingdom (UK) | |
| Watford Locksmiths - 24 Hour Locksmith in Watford | Locks | United Kingdom (UK) | |
| Watson Alarms | CCTV | United Kingdom (UK) | |
| WAV Inc. | Access control | United States of America (USA) | |
| WAVE Wireless Outfitters | CCTV | United States of America (USA) | |
| Waveney Security Ltd | CCTV | United Kingdom (UK) | |
| Wavesight | IP networking products | United Kingdom (UK) | |



