The report profiles the following key vendors:
1. Google (US)
2. Zoom (US)
3. Cisco (US)
4. Microsoft (US)
5. Avaya (US)
6. Fuze (US)
7. LogMeIn (US)
8. RingCentral (US)
9. Verizon (US)
10. BT (UK)
11. Dialpad (US)
12. Orange S.A. (France)
13. StarBlue (Ireland)
14. Windstream Intellectual Property Services (US)
15. Alcatel-Lucent Enterprise (France)