Empresas americanas famosasWal-Mart, Exxon Mobil, General Motors, DaimlerChrysler, Ford Motor Company, General Electric Company, Chevron, ConocoPhillips, Citigroup, United States International Group, International Business Machines Corporation, McKesson , Hewlett-Packard, Berkshire Hathaway, Home Depot, Fresen Telecommunications, USPS, Cardinal Health, Altria, Bank of America, State Farm Insurance, JPMorgan Chase, Kroger, Valero Energy, etc. Costco, Johnson & Johnson, Marathon Oil, Time Warner, Southwestern Bell Telecommunications, Tyco International, Dow Chemical, Albertsons, Morgan Stanley, MetLife, Walgreens, United Technologies, UnitedHealth, Microsoft, United Parcel Service, Lloyd's, Archer Daniels Midland, Sears, Roebuck, Cameroon Healthcare, Motorola, Intel, Allstate, Wells Fargo Bank USA, Freddie Mac. Caterpillar, Goldman Sachs, Cisco, PepsiCo, Northrop Grumman, American Express, Delphi, Prudential Financial, Wachovia Bank, DuPont, Best Buy, Sprint, New York Life, Viacom, International Paper, Johnson Controls, Tyson Foods, Penny, Honeywell International, Caremark Rx, Ingram McCullough, Bunch, Safeway, Lockheed.

Sunoco Corporation, Massachusetts Life Insurance Company, Merck & Co., St. Paul Travelers Insurance Company, Duke Energy Corporation, Nember Corporation, Hartford Financial Services Corporation, Huihao Corporation, Microwave Communications Corporation, Cisco Systems, Inc., The Coca-Cola Company , Bristol-Myers Squibb Company, Lehman Brothers, Electronic Data Systems, Plains All-American Pipeline, WellPoint Company, News Corp., Nationwide, Abbott Laboratories, Halliburton Company, Comcast Corporation, Raytheon Company, 3M Company, Deere & Company, Triton, Aetna, Georgia Pacific, Datos técnicos, Liberty Mutual, National Car Rental, Kmart, Salley, General Dynamics USA, Supervalu, McDonald's, PublixSuper Markets, vistaGap, Washington Mutual, Ciencias de la Computación, Xerox, United Department Store, Emerson Electric, Kimberly-Clark , Premcor, Express Scripts, Delta Air Lines, Anheuser-Busch, Manpower, TJX, United Bank, Los Ángeles, Exelon, Staples, May Department, American Power, American Steel Company, Countrywide Financial, Dominion Resources, Lilly Pharmacy Factory, Eastman Kodak , Quest Communication, Forward Insurance, Accenture, Office Depot, Nextel Telecom, American Family Life