1. AT&T Inc.
2. Athonet S.r.l.
3. Cisco Systems Inc.
4. ENENSYS Technologies S.A.
5. Huawei Technologies Co. Ltd.
6. Intel Corporation
7. KDDI CORPORATION
8. kt corp.
9. NEC Corporation
10. NETGEAR Inc.
11. Nokia Corporation
12. Qualcomm Technologies Inc.
13. Samsung Electronics Co. Ltd.
14. Telefonaktiebolaget LM Ericsson
15. T?Mobile USA Inc.