Certellus Corporation

AETNA
Aerospatiale
AIG/AIU
Alaska Communication Systems
Alcatel
Allen-Bradley
Amalgamated Bank
American Express
Anacomp
Apple Computer Corporation
Aramco
Arbed SA
AT&T
Audimation
Australian Telecom
Autodesk Corporation
Bank of America

Bank of Oklahoma
Bank of Scotland
BC/BS of Colorado
BC/BS of Florida
BC/BS of New York
BC/BS of North Carolina
Bertelsmann AG
BFGoodrich
Bielomatik AG
BMC Software
Boeing
Bridgestone-Firestone
British Petroleum (BP)
British Telecom

Chinasoft

Cisco/Linksys
Citicorp
Citizens First National Association
Communication Engineering Ltd (CEL)
Computer Task Group
Daimler-Benz AG
Danish Defense IT Management Agency
Defense Communication Agency (DCA)
De Nederlandsche Bank
Eli Lilly
Ericsson Telecom

Exelon
Federal Express
Fiat
Fox Laboratories
Frost & Sullivan
EG&G
First Interstate Bank Corporation
General Re
Glazier Electronics
Glaxo
Goodyear Tire and Rubber
Greyhound Corporation
Harris Corporation
SBC
Hewlett-Packard (worldwide)
Holcim European Services
Hong Kong Containers Ltd.
Hong Kong Jockey Club

HSBC

Huawei Technologies Co., Ltd. (China)
Hughes Corporation
IBC
IBM

iHire LLC

IIOM - China

Internal Revenue Service

International Paper

Jet Propulsion Laboratory (JPL)

Johnson & Johnson
JMWiley & Company
Lawrence Livermore National Laboratory
LDS Church
Lockheed-Martin Corporation
Macau Electric
Manufacturer Hanover

Mass Mutual
Master Card
Mead Data Central (now Lexus/Nexus)
Medtronics
Merck & Company
MetLife
Microsoft Corporation
MIS Training (US & UK)
Mitsubushi Motors
Molecular Design Ltd (MDL/Elsevier)
Moscow Technical University for Communications and Informatics
Motorola
Mutual of New York
National Security Agency
NCR

NEC (Japan/China)

Nokia
Northern Telecom
Norske Skogindustrier ASA
Novell
Online Computer Library Corporation
Olivetti

Open Text
Pacific Gas & Electric

Protiviti
Prudential Financial
Puritan-Bennett
Reuters
RHDonnelly
Royal Airforce
Royal Bank of Canada
SAS Data Denmark
Saudi Basic Industries Corp. (SABIC)
Shell Oil Corporation

Siemens

Software Technology Support Center (STSC)
Software Quality Automation
Software Quality Engineering
So. California Edison
St. Petersberg State Technical University (Russia)

State of Indiana
State of Maine (Legislative Audit)
State of New Hampshire (Legislative Audit)
Sullivan County Nutrition Services
Sun Microsystems
Systech
Tally Systems Corporation
Tandem Computer

Test Assure
Texas Instruments
Trilogy
Toyota
Travelers Insurance
Unisys Corporation
United Parcel Service (UPS)
US State Department
Verilog
World Bank

Wells Fargo
Xerox