1. ADVA Optical Networking SE
2. Advantech Co. Ltd.
3. Anuta Networks Private Limited
4. B4N Group Limited
5. Broadcom Inc.
6. Cisco Systems Inc.
7. Dell Inc.
8. Hewlett Packard Enterprise Development LP
9. Huawei Technologies Co. Ltd.
10. Intel Corporation
11. International Business Machines Corporation
12. Juniper Networks Inc.
13. NEC Corporation
14. RAD Data Communications Ltd.
15. Spirent Communications PLC
16. Verizon