Key Players
- AT&T Inc
- Agora Inc
- Amazon Web Services (AWS) Chime
- Avaya Inc
- The Vanguard Group
- Alphabet Inc.
- HUAWEI Technologies Co Ltd
- Berkshire Hathaway
- BlackRock
- Mitel Networks Corporation
- Plivo Inc
- Ribbon Communications Inc
- Tencent Cloud
- TokBox Inc
- TWILIO INC
- Vonage (Ericsson)
- Zoom Video Communications