Transportation
- Air Canada
- APM Terminals (Maersk)
- Hawaiian Air
Technology
- ATI
- Business Objects
- Hewlett Packard
- IBM
- IEX
- InfoGenesis
- Mentor Graphics
- Microsoft
- Tektronix
- Veritas Software
Hospitality
- Gaylord Entertainment
- Holland America Line
Retail Manufacturing/Consumer Goods
- InFocus
- Johnson Controls
- Mary Kay
- Mercury Marine
- Nike
- Unilever
- Weyerhaeuser
- Wm. Wrigley Jr. Company
- Xerox
Utilities
- California Water Services
- Chevron Texaco
- Terasen Gas
| Financial
- AmSouth Bank
- Bank of Montreal
- Bank of the West
- Countrywide Financial
- HSBC/Household
- Northwestern Mutual
- Royal Bank of Canada
- Standard Insurance
- Texas Mutual
- Thrivent Financial
Telecommunications
- @Comm Corporation
- Aliant
- AT&T
- Bell Canada
- Bell South
- Black Box
- Cingular Wireless
- Gibtelecom
- NetVersant
- Nortel Networks
 - Ronco
- SonaeCom-Optimus
- Sprint
- TELUS
Government
- Canada Post
- Canada Revenue Agency (CRA)
- City of Calgary
- City of Los Angeles
- City of New York
- Greater Harris County 9-1-1 Network
- Ontario Provincial Police
- Palm Beach County
 - San Antonio City Public Service
- The US Postal Service
Services Pharmeceuticals/Health Services
- Accredo Health
- Berlex Inc.
- BlueCross BlueShield of Kansas City
- excelleRx, Inc.
- Humana
- Kaiser Permanente
- Magellan Health Services
 - Memorial Health
- Pfizer
- Sutter Health
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