Accor (Paris)
	Amadeus Global Distribution System (Madrid)
	American Express Corporate Services (New York)
	Aston Hotels & Resorts (Honolulu)
	Best Western International (Phoenix)
	Carlson Hotels Worldwide (Minneapolis)
	Choice Hotels International (Silver Springs)
	Drury Inns (St. Louis)
	Emirates Group (Dubai)
	Fairmont Hotels & Resorts (Toronto)
	Gray Line Worldwide (Denver)
	Grupo Posadas (Mexico City)
	Hard Rock Hotels & Resorts (Orlando)
	HEDNA (Alexandria)
	Hilton Hotels Corporation (Beverly Hills)
	Hyatt Hotels & Resorts (Chicago)
	Intercontinental Hotel Group (London)
	Intrawest (Vancouver)
	Kempinski International Hotels (Frankfurt)
	Kimpton Hotel Group (San Francisco)
	Kor Hotels (Los Angeles)
	Leading Hotels of the World (New York)
	Mandarin Oriental Hotel Group (Hong Kong)
	Millennium & Copthorne Hotels (Singapore)
	Nikko Hotels International (Tokyo)
	Omni Hotels (Dallas)
	Opryland Hotels (Nashville)
	Outrigger Hotels & Resorts (Honolulu)
	Pan Pacific Hotels & Resorts (San Francisco)
	Preferred Hotels & Resorts (Chicago)
	Pegasus Solutions (Dallas)
	Raffles International Hotels and Resorts (Singapore)
	Relais & Chateaux (Paris)
	Rosewood Hotels & Resorts (Dallas)
	Royal Caribbean Cruises Ltd. (Miami)
	Sabre (Fort Worth)
	Shangri-La Hotels and Resorts (Hong Kong)
	Sol Melia Hotels (Madrid)
	Sonesta Hotels and Resorts (Boston)
	Starwood Hotels & Resorts (White Plains)
	Travelport (Parsippany)
	The Perot Group (Dallas)
	Vail Resorts (Vail)
	Vantage Hospitality Group (Coral Springs)
	Walt Disney Hotels (Lake Buena Vista)
	WestCoast Hotels (Spokane)
	Woodfin Suite Hotels (San Diego)
	Wyndham Hotel Group (Parsippany)
	Independent hotels and resorts