- Honeywell International Inc.
- Samsung Electronics Co. Ltd
- Comelit Group SpA
- Siedle & S?hne OHG
- Legrand Holding Inc.
- Panasonic Corporation
- Infinova International Ltd(Swann Communications Pty Ltd)
- Aiphone Corporation
- TKH Group NV(Commend International GmbH)
- Entryvue USA Inc.
- Alpha Communications