Automobiles

Chrysler
Maruti Suzuki
Volvo

Chemicals

Celanese Corporation
(Hoechst Celanese)
Univar
The Dow Chemical Company
Saudi Basic Industries Corporation

Computers

Hewlett-Packard
IBM
Microsoft

Consumer Products

Bang & Olufsen
Bausch & Lomb
Campbell Soup
Clorox
Coca-Cola
Colgate
General Electric
Green Mountain Coffee Roasters
Hershey
Kodak
Louis Vuitton Moet Hennessy
PepsiCo
Procter & Gamble
Quaker Oats (acquired by PepsiCo)
SAB/Miller
The Gap

Defense and Aerospace

BAE Systems
Boeing
Bombardier
General Dynamics
Honeywell
Raytheon
TRW Automotive

Entertainment

ESPN
Hasbro
Sony

Financial Services

Capital One
Fidelity
General Electric
JP Morgan Chase
Moody's
Orion Capital Management
Principal Financial Group
Thomas Cook
UBS

Forest Products

Champion International
(acquired by International Paper)
International Paper
Meadwestvaco
Stora Enso
Weyerhaeuser

Government

IRS
U.S. Postal Service

Insurance

Aetna
Albermale
Chubb
Continental Casualty(CNA)
The Hartford
ING
Manulife Financial
MetLife
Midland Mutual Life
North Atlantic
Reliastar
(acquired by ING)

Manufacturing

Alcan
Avery Dennison
B.F. Goodrich Tires
Covidien
John Deere
Eaton
Ford
General Electric
Goodyear
Honeywell
Ingersoll-Rand
J.I.Case
J.M. Huber
Johns Manville
Johnson Controls
Mahindra & Mahindra
Phelps Dodge
Quaker Fabric
Tamrock
TetraPak
The Tata Group
Thermo Electron

Media, Communication, and Information

McGraw-Hill
Motorola
New York Times
Omnicom Medica Group
Pitney Bowes
The E.W. Scripps Company
Thomson Reuters
Viacom

Non-Profits

Massachusetts Institute of Technology
Willow Creek Association

Petroleum, Utilities & Energy

American Electric Power
Amoco
(acquired by BP)
Atlantic Energy
Chevron
ConocoPhillips
Entergy
Exxon Mobil
Hess
Maxus Energy
Schneider Electric
Square D

Pharmaceuticals

Abbott Laboratories
Becton, Dickinson and Company
Dr. Reddy's Labs
Johnson & Johnson
Purdue Pharma
Wyeth

Professional Services

Accenture
Cognizant
Deloitte
Ernst & Young
Gemini Consulting
(affiliated with CapGemini)
KPMG
Mckinsey & Company
PriceWaterhouseCoopers
SAP US Chamber of Commerce
Tata Consultancy Services
WIPRO

Retailers

Reynolds & Reynolds
The Home Depot
Wal-Mart

Technology

Bose Corporation 
Flextronics
Hitachi
Intel Corporation

Telecommunications

ADC Telecommunications
AT&T
Avaya
Bellcore
(acquired by Telcordia)
British Telecom
Corning
GTE
Lucent
QUALCOMM
Telcordia Technologies

Transportation

FedEx
Larson & Toubro
United Rentals
UPS