1. Aryaka Networks Inc.
2. AT&T Inc.
3. Cisco Systems Inc.
4. Colt Technology Services Group Limited
5. Fujitsu Limited
6. Huawei Technologies Co. Ltd.
7. International Business Machines Corporation
8. Lumen Technologies Inc.
9. Masergy Communications Inc.
10. NTT Ltd.
11. Oracle Corporation
12. Reliance Global Cloud Xchange Group Limited
13. Verizon
14. Vodafone Limited
15. Wipro Limited