WESTERN EUROPE
Kingston Communications
O2
Orange plc
Orange Switzerland
SFR
TDC

EASTERN EUROPE
Fin Group Credit
Kartel
Orange Poland
Raiffeisen Bank
Turkcell
VimpelCom Group
Vivatel
Volksbank

NORTH AMERICA
AT&T
Direct TV
GE Money
Sprint Nextel
T-Mobile
Trilogy International Partners

LATIN AMERICA
All America Cables & Radio
Axtel
Brasil Telecom
Comcel

ASIA PACIFIC
Digi
Digitel
HDFC Bank
Maxis
Telecom New Zealand

AFRICA & MIDDLE EAST
Meditel
MTN South Africa
Telkom SA
Zain Iraq
Zain Jordan
Zain Kuwait