- KT Corporation
- Verizon Wireless
- AT&T Inc.
- Huawei Technologies Co. Ltd.
- China Unicom (Hong Kong) Limited
- ZTE Corporation
- Reliance Jio Infocomm Limited
- Telstra Corporation
- KDDI Corporation
- SK Telecom?Co. Ltd.
- Qualcomm Technologies Inc.
- Enensys Technologies SA