Aetna, Inc.

Amgen, Inc.

Amylin Pharmaceuticals, Inc.

AT&T

Basin Electric Power Cooperative

Blue Cross/Blue Shield

Cardinal Health, Inc.

CNN

Deloitte

EMD Millipore

Federal Reserve Banks

Ford Motor Company

General Dynamics C4 Systems

Genzyme Corporation

HP Enterprise Services (formerly EDS)

Hewitt Associates LLC

Hewlett-Packard Company

Jaguar Cars

Massachusetts Institute of Technology

The MathWorks

Medco Health Solutions, Inc.   

Mercer Human Resources Consulting, Inc.

Merrill Lynch

Newedge Group, S.A.

Sepracor, Inc.

Stride Rite Corporation

Towers Watson

United States Department of Homeland Security

United States Department of Transportation

ViaSat

VISA Inc.

The Weather Channel

WGBH Educational Foundation

Xerox Corporation