Page 3 of 32 pages

| Company name | Primary business area | Primary coverage | |
|---|---|---|---|
| Security Products from Siemens | Integrated security | Global | |
| Siemens Building Technologies | CCTV | Global | |
| Siqura B.V. | CCTV | Global | |
| SMi Group Ltd. | Exhibition and conference organising | United Kingdom (UK) | |
| Southwest Microwave Ltd. (UK) | Perimeter protection | Global | |
| SPIE | Optics and Photonics | Global | |
| Suprema | Access control | Global | |
| Surveon Technology Inc | IP networking products | United States of America (USA) | |
| Tamron Co., Ltd. | CCTV | Global | |
| TDSi | Access control | United Kingdom (UK) | |
| Tecnovideo | CCTV | Global | |
| TeleEye Europe Ltd. | CCTV | Global | |
| Telexper International Inc. | CCTV | Global | |
| Terrapinn Holdings, Ltd. | Communicators | United Kingdom (UK) | |
| Texecom | Intruder alarm | United Kingdom (UK) | |
| TheBigRedGuide.com | Fire safety | Global | |
| Tokina | CCTV | Japan | |
| VIDEOR | CCTV | Global | |
| Videotec | CCTV | Global | |
| Vigitron, Inc. | Transmission systems | Global | |
| Visimetrics | CCTV | Global | |
| Visonic Ltd. | Intruder alarm | Global | |
| VIVOTEK | IP networking products | Global | |
| (KCA) Kingdom Communication Associates Ltd. | CCTV | Taiwan | |
| 1st Choice Security Solutions, Inc | RFID | Global | |
| 247 Group | Biometrics | South Africa | |
| 360 Vision Technology Ltd | CCTV | Global | |
| 3M | CCTV | Global | |
| 3S Vision | CCTV | Global | |
| 3x Logic | CCTV | Global | |



