Saudi Telecom

Huawei

Telemar

Telefonica

Singtel

Globe

Smart

PLDT

Telecom Egypt

Vodafone

Celcom

PCCW

AT&T

CAT

TATA

CMNET

China Unicom

3Com

Microsoft

ZTE

Qualcomm

Altera

Sun Microsystems

Agere Systems

Intel

Motorola

Texas Instruments

Light Reading

Gartner

Ovum

Dittberner

Mercer

FhG

Towers Perrin

Hisilicon

TD Tech

H3C

IBM

PWC

Hay Group