1. AtoS SE
2. Avtec Inc.
3. Bosch Sicherheitssysteme GmbH
4. Catalyst Communication Technologies Inc.
5. Cisco Systems Inc.
6. EF Johnson Technologies Inc.
7. Evans Consoles
8. InterTalk Critical Information Systems
9. L3Harris Technologies Inc.
10. Motorola Solutions Inc.
11. Omnitronics Pty Limited
12. Tait Communications
13. Watson Consoles
14. Zetron Inc.