Abbott Laboratories
Adeza Biomedical
America's Doctor
AT&T Wireless
Big Chalk
Blue Chip Marketing & Advertising
Blue Cross/Blue Shield
Boston Consulting Group
BP Amoco
Bristol-Myers Squidd
Cambridge Group
Canada Tire
Dannon
DDB Needham
Destination Hotels
Duracell
eLibrary
Eli Lilly
E*Trade
Euro RSCG Tatham
GE Financial
General Mills
Gillette
| Glaxo-Wellcome
Gotham
Hasselblad
Homework Central
Interpublic
Johnson & Johnson
Johnson Outdoors
Kiehl's
Kodak
Konica
Kraft General Foods
Leading soft drink company
L'eggs
LifeTime Fitness
L'Oreal
Market Day
Marriott
Maybelline
Merck
Minute Maid
Motorola
Multifoods
| Northwestern University's Kellogg School of Management
Ogilvy
Old Navy
Peapod
Pillsbury
Playtex
Proctor & Gamble
Quaker Oats
Respironics
The Ritz-Carlton
Ross Consumer Products
Sara Lee
SC Johnson
Sears
Sprint
Starwood
TEC/Teacher Educ Center
Telecorp
Tetra Pak & Tetra Rex
Unilever
Whirlpool
Wisconsin Electric
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