Name
 | URL | Country
| Market Cap (US$)
|
|---|
| Secom Co., Ltd. | http://www.secom.co.jp | Japan | 9,366 |
| G4S plc | http://www.g4s.com | United Kingdom | 5,197 |
| S1 Corporation | http://www.s1.co.kr | South Korea | 1,714 |
| Sohgo Security Services Co., Ltd. | http://www.sok.co.jp/ | Japan | 1,012 |
| Laird PLC | http://www.laird-plc.com | United Kingdom | 758 |
| Taiwan Secom Company Ltd | http://www.secom.com.tw | Taiwan | 667 |
| Niscayah Group AB | http://www.niscayah.com/ | Sweden | 521 |
| Highlight Communications AG | http://www.highlight-communications.de | Switzerland | 436 |
| Icx Technologies, Inc. | http://www.icxt.com | United States | 289 |
| Secom Joshinetsu Co., Ltd. | http://www.secomj.co.jp | Japan | 267 |
| Nederlandsche Apparatenfabriek N.V. | http://www.nedap.nl | Netherlands | 221 |
| Gunnebo AB | http://www.gunnebo.se | Sweden | 214 |
| Taiwan Shin Kong Security Co., Ltd. | http://www.sks.com.tw | Taiwan | 213 |
| Protection One, Inc. | http://www.protectionone.com | United States | 198 |
| Central Security Patrols Co., Ltd. | http://www.we-are-csp.co.jp/ | Japan | 114 |
| Generale de Protection Europe Holding S.A. | http://www.protectionone.com | France | 108 |
| Magal Security Systems Ltd. | http://www.magal-ssl.com | Israel | 88 |
| Toyo Tec Co., Ltd. | http://www.toyo-tec.co.jp/ | Japan | 83 |
| Nurminen Logistics Oyj | http://www.kaso.fi | Finland | 76 |
| C&S Technology, Inc. | http://www.cnstec.com | South Korea | 60 |
|
