- ADI
- ADT Security Systems
- ASSA Abloy
- Bay Alarm
- BEST Access
- Cardkey
- Casi-Rusco
- Diebold
- First Security
- GE Security
- HID
- Ingersoll-Rand
- International Electronics Inc. (IEI)
- Kryptonite Corporation
- LoJack Corporation
- Matsushita
- Notifier
- OPTEX
- Otis Elevator
- Radionics
- Security Industry Association
- SecurityLink
- Sensormatic
- Siemens
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- Security industry Association (SIA)
- American Society for Industrial Security (ASIS)
- Continental Automated Building Association (CABA)
- Information Systems Security Association (ISSA)
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