Advance Publications
American Medical Association
Aramark
BAE Systems (USA & UK)
Bank of NY Mellon Financial
-Eagle Investments
Bayer Healthcare
BOC Gases
Citigroup  (USA & UK)
-Corporate Markets & Banking
-Banamex
-Citicards
CNA Insurance
-CNA Surety
Comerica
Comverse Technology
Con Edison of New York
Discover Financial Services
Exelon Energy
Fidelity Funds
Forest Labs
General Electric (USA, UK, Sweden, Norway)
George Washington University
-School of Engineering & Applied Science
GlaxoSmithKline
HSBC
Intuitive Surgical
JPMorganChase
Lockheed Martin
-Maritime Systems
-Information Technology
Marriott International
Martin Engineering
Merck & Company
Mitsui Bank

Molex
Pfizer  (USA & UK)
Project Management Institute (PMI)
Prudential Financial
Public Service Electric & Gas (PSE&G)   
Reed Elsevier
-Harcourt Assessment
Science Applications Int'l Corp. (SAIC)
Siemens Diagnostics
Siemens Energy & Automation
SONY Corporation
Telcordia Technologies
Texas Instruments
Thomson Healthcare 
TransUnion
UNISYS
United Technologies Corporation
-Carrier
-Hamilton Sundstrand
-Hydrogen Source
-Otis Elevator
-Pratt & Whitney
US Department of Defense (DoD)
US Department of Energy (DoE)
-Brookhaven National Laboratories
US Department of Homeland Security

• Additional clients not listed