| A.T. Cross |
| AT&T |
| Abbott Laboratories |
| AFLAC |
| Allianz Life |
| Alon USA |
| American Bureau of Shipping |
| American General Life |
| American Home Products |
| American Hotel Register Company |
| American Medical Security |
| AMVESCAP |
| Andrews Kurth LLP |
| AON Corporation |
| APAC Customer Services, Inc. |
| Apache Corporation |
| Array Biopharma |
| Associated Bank |
| Atlas Roofing Corporation |
| Atwood Oceanics, Inc. |
| Baker Botts LLP |
| Baker Hughes Incoporated |
| Ball Aerospace |
| Bank of America |
| BankOne |
| Baylor Health Care System |
| Bemis Company |
| Beneficial Life |
| BHP Billiton Ltd. |
| Blue Cross Blue Shield |
| Boeing |
| Boston Globe |
| BP Amoco |
| California Casualty |
| Cambridge Savings Bank |
| Cameron International |
| Can Capital, Inc. |
| CenterPoint Energy |
| Cggveritas Services, Inc. |
| ChevronTexaco |
| Children’s Healthcare of Atlanta |
| Children’s Hospital of Philadelphia |
| Citigroup |
| Citizens Bank |
| City of Anaheim |
| CoBank |
| Colorado Department of Human Services |
| Colorado Department of Transportation |
| Colorado Springs Utilities |
| Combined Insurance |
| ConocoPhillips |
| Continental Airlines, Inc. |
| Covad Communications Company |
| Culligan International |
| Dain Rauscher |
| Delta Dental |
| Deutsche Financial |
| Eastman Kodak |
| Eli Lilly FCU |
| Emory University |
| Equistar Chemicals |
| ExxonMobil |
| Fannie Mae |
| Federal Home Loan Bank |
| Federal Judicial Center |
| Federal Reserve Bank Dallas |
| Federal Reserve Bank of Philadelphia |
| Federal Reserve Bank of San Francisco |
| Fireman’s Fund Insurance Company |
| First Energy |
| Fisher & Phillips LLP |
| FleetBoston Financial |
| Flexi Compras Corp. |
| Fluor Corporation |
| Foley & Lardner LLP |
| Fort Dearborn Company |
| FMC Technologies, Inc. |
| Freddie Mac |
| Fujisawa USA |
| Fulbright & Jaworski LLP |
| GELITA North America |
| General Cable Corporation |
| General Physics Corporation |
| Goodman Networks, Inc. |
| Graduate School |
| Graebel Holdings |
| Greenberg Traurig LLP |
| Halliburton |
| Harrah’s Entertainment Inc. |
| Harvard Business Publishing |
| HSBC |
| iHealth Technologies, Inc. |
| Information Handling Services |
| Irell & Manella, LLP |
| ING |
| Insituform Technologies, Inc. |
| Jiffy Lube International |
| KBR, Inc. |
| Kirkland & Ellis LLP |
| Kilpatrick Townsend & Stockton LLP |
| King & Spalding LLP |
| Kraft Foods |
| Levi Strauss & Co. |
| Liberty Mutual |
| Lockheed Martin |
| LSI Logic, Inc. |
| M.D. Anderson Cancer Center |
| Marathon Oil Corporation |
| Mary Kay Cosmetics |
| McDermott International, Inc. |
| McKenna Long & Aldridge LLP |
| McKesson Specialty Health |
| Medtronic, Inc. |
| Memorial Hermann Healthcare System |
| Merrill Lynch |
| Methodist Hospital – Houston |
| Metropolitan Transit Authority |
| Mitsubishi Electric |
| MONY |
| Morgan, Lewis & Bockius LLP |
| NASA |
| National City Bank |
| National Grid USA |
| National Renewable Energy Laboratory |
| NCI Building Systems |
| Newfield Exploration |
| Newmeyer & Dillion LLP |
| New Balance Athletic Shoe, Inc. |
| NiSource Inc. |
| Panasonic |
| Parkland Health & Hospital System |
| PMI Mortgage Insurance |
| Praxair, Inc. |
| ProLogis |
| Rolls Royce |
| RWD Technologies, Inc. |
| Schlumberger Limited |
| Schneider Electric |
| Sears Holdings |
| Sidley Austin LLP |
| Social Security Administration |
| Solvay Pharmaceuticals |
| Southern Company |
| Southern Union Gas |
| Sprint |
| Stride Rite |
| SunLife of Canada |
| SunTrust Bank |
| Superior Energy Services, Inc. |
| SuperValu |
| Swift & Company |
| Terminix International |
| Texas Health Resources |
| Texas Medical Center |
| The Beck Group |
| The Children’s Museum of Indianapolis |
| The Gillette Company |
| The Shaw Group |
| TW Telecom |
| Time, Inc. |
| Toyota |
| Trans Union |
| Turner Broadcasting System |
| TTI Inc. |
| University of Chicago Medicine |
| University of Colorado – Boulder |
| University of Colorado Hospital |
| University of Michigan |
| University of Texas System |
| UOP |
| US Coast Guard |
| US Department of Justice |
| US Dept. Housing & Urban Development |
| US Dept. of Energy |
| US District Court Southern District |
| US Postal Service |
| USG Corporation |
| UT SW Medical Center at Dallas |
| VA Health Administration |
| Valero Energy Corp. |
| Verint Americas, Inc. |
| Vinson & Elkins LLP |
| W.W. Grainger |
| W.W. Kellogg Foundation |
| Walgreen Co. |
| Wallace Computer |
| World Kitchen, LLC |
