A
Accenture
Affiliated Computer Services

B
BearingPoint

C
Capgemini
Cognizant Technology Solutions
CompuCom Systems, Inc.
Computer Sciences Corporation
Computer Task Group (CTG)
Convergys

E
Electronic Data Systems

F
Fujitsu

H
HCL Technologies
Hewitt Associates
Hewlett Packard

I
Infocrossing, Inc.
Infosys Technologies Limited
Intelligroup

L
Larsen & Toubro Infotech Limited

N
NEC Corporation
Northrop Grumman Information Technology

P
Perot Systems

S
Satyam Computer Services
Science Applications International Corp.
Siemens Business Services
Syntel

T
Tata Consultancy Services

U
Unisys Corporation