Microsoft Corporation
IBM Corporation
Oracle Corporation (US)
Dell Inc. (US)
Microsoft Corporation (US)
Google LLC
Cisco Systems Inc. Amazon Web Services (US)
AT & T Inc. (US)
Cisco System Inc. (US)
Hitachi Data Systems (U.S.)
Huawei Technologies Co. Ltd. (China)
AT &T Inc. Google Inc. (US)
International Business Machines Corporation (IBM) (US)
Netobjex Inc. (US)
and Arctouch (US)