1. Adtran Inc.
2. ALE International
3. Allied Telesis Holdings K.K.
4. Avaya Inc.
5. Broadcom Inc.
6. Cisco Systems Inc.
7. CommScope Inc.
8. Dell Inc.
9. Extreme Networks Inc.
10. Fortinet Inc.
11. Hewlett Packard Enterprise Company
12. Huawei Technologies Co. Ltd
13. Juniper Networks Inc.
14. Motorola Solutions Inc.
15. Ubiquiti
Inc