- AT&T Canada
- Advanced Cardiovascular
- Air Canada Vacations
- American Express
- Andersen Consulting
- Bayer
- Boeing
- Cami Automotive
- Canadian Pacific
- Celestica
- Charles Schwab
- Dofasco
- EDS
- Embridge
- Ford Motor Company
- Freightliner Trucks
- General Motors
- General Electric
- Glaxco-Wellcome
- GTAA
- Hallmark Cards
- Husky Injection Mouldings
- Hospitals of Ontario Pension Plan
- Hospitals from Arkansas to Hawaii
- Human Resources Development Canada
- IBM
- International Paper
- Intria (CIBC)
- IRS
- ISC of Saskatchewan
- Johnson Controls
- Kellogs
- Kodak
- Lear Corporation
- Lucent Technologies
- MCAP Financial
- McGraw-Hill Ryerson
- Medtronic
| - Merrill Lynch
- Ministry of Transport
- Monsanto
- Moore Business Forms
- Motorola
- NASA
- National Computer Systems
- PPG Canada
- PriceWaterhouseCoopers
- Province of Alberta
- Province of Ontario
- Prudential
- Quebecor
- Revenue Canada
- Rockwell Industries
- SGI
- State of Michigan
- Siemens Electric
- Standard Tube
- Sylvania
- Symcor
- Texas Instruments
- TRW Automotive
- Upjohn Company
- Union Gas
- United Technologies (Otis Elevator)
- US Navy, Army, Air Force, Coast Guard
- US Postal Service
- Vaughan Hydro
- Velcro
- Via Rail
- Westin Hotels
- Weyerhaeuser Canada
- Xerox
- Yamaha Motors
- YM Clothing
- Zenon Environmental
- Zurich Life
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