| Accenture | Algoma Steel Inc. |
| Ameriprise Financial Services, Inc. | Australia and New Zealand Banking Group Ltd |
| Bain & Company | Bank of America |
| Biogen IDEC | Blue Coat Systems |
| BMC Software | Brandeis University |
| California Department of Justice | Canadian Tire Corp. Ltd. |
| Cisco Technology, Inc. | Citicorp Global Information Network |
| conEdison | Cuna Mutual Insurance Society |
| Deaconess Health System | Dell Computer Corporation |
| Drake University | eHarmony Inc. |
| Emptoris Inc. | Enmax Corporation |
| Ernst & Young LLP | Extended Stay Hotels, Inc |
| Florida Dept of Health | Fortinet Inc. |
| Freedom Valu Centers | GE Consumer And Industrial |
| General Electric Company | GeoPost UK |
| George Mason University | Goodrich Corporation |
| Google Corporate HQ | Gottfried Wilhelm Leibniz Universitaet Hannover |
| Gouvernement du Quebec - MSSS | Hewlett-Packard Company |
| Hitachi Data Systems | Hogeschool Enschede |
| Honeywell | IBM Corporation |
| IFS North America | Infosys |
| Intel Corporation | Intuit |
| JPMorgan Chase & Co. | Juniper Bank |
| Kaiser Permanente Medical Care Program | KPMG International |
| L'Oréal | Macmillan/McGraw-Hill School Publishing Company |
| Members United Corporate Federal Credit Union | Messiah College |
| Metropolitan Life Insurance | Microsoft Corporation |
| Minnesota State Colleges and Universities | Morgan Stanley Group Inc. |
| Nat West Bank Group | National Research Council of Canada |
| Natixis Asset Management Advisors | NetApp, Inc. |
| New York Life Insurance | Northrop Grumman Corporation |
| Oracle Corporation | Penn State University |
| Philip Morris USA | PPL Corporation |
| Pratt & Whitney | RBS United States |
| Royal Canadian Mounted Police | Smart Systems for Health Agency - Ontario Hydro |
| State of Kentucky | State of Texas Dept of Education |
| Sun Media Corporation | Swift Ventures Inc |
| Symantec, Inc. | The Bank of Canada |
| The Hartford | The Macerich Company |
| The Mitre Corporation | The Nielsen Company |
| The Ogilvy Group, Inc. | The University of Alabama |
| TIAA CREF | Traxis Partners LP |
| Trend Micro Incorporated | Tyson Foods, Inc. |
| United Nations International Computing Center | University of Maryland |
| University of Southern California | University of Texas at San Antonio |
| US Dept of the Interior | US Dept of Veterans Affairs |
| USDA | VeriSign |
| Veritas Software | Virasec |
| VMWare | Washington Mutual Inc. |
| Washington State Department of Natural Resources | Wildblue Communications |
| Wipro Technologies | Wolters Kluwer |