• Cisco Systems Inc.
• Telefonaktiebolaget LM Ericsson
• Huawei Technologies Co. Ltd. (Huawei Investment & Holding Co. Ltd.)
• Fortinet Inc.
• Ribbon Communications Inc.
• Extreme Networks Inc.
• Dell Technologies Inc.
• ADTRAN Inc.
• Actelis Networks Inc.
• ALE International S.A.S