1. Adobe Inc.
2. Amazon Web Services Inc.
3. Cisco Systems Inc.
4. ClickMeeting Sp. z o.o.
5. Google LLC by Alphabet Inc.
6. Intrado Corporation
7. Microsoft Corporation
8. Pexip AS
9. Premiere Global Services Inc.
10. RingCentral Inc.
11. Verizon Communications Inc.
12. Vidyo Inc.
13. Vonage Holdings Corp.
14. Zerify Inc.
15. Zoho Corporation
16. Zoom Video Communications Inc.