Accenture plc
Amdocs Ltd
BearingPoint
Capgemini SE
Cerillion
Comarch SA
Comviva Technologies Limited
CSG Systems International Inc.
Telefonaktiebolaget LM Ericsson
Huawei Technologies Co. Ltd.
IBM Corporation
Infosys Limited
MDS Global
Netcracker Technology Corporation
Nokia Corporation
Optive Inc.
Oracle Corporation
Sigma Systems Inc.
Stl.tech
Tata Consultancy Services Limited
ZTE Corporation