| Accor Hotels | Allegiance Hospitality Service | Aloft Hotels |
| Altiuspar Solutions | Amadeus Linkhotel | Americasbestvalue |
| Americinns | Andre Balazs Hotels | Aramark |
| Ascend Collection | Aston Hotels And Resorts | Autograph Collection |
| Baymont Inns And Suites | Benchmark | Best Western Intl |
| Boutique Hotels Desires | Cambria Suites | Candlewood Suites |
| Carino Htls Resorts Worldwide | Chase Suite Hotels | Clarion Hotels |
| Classic International Hotels | Club Quarters | Clubhouse Inns |
| Coast Hotels/resorts | Comfort Inn | Comfort Suites |
| Conrad Hotels And Resorts | Country Inns By Carlson | Courtyard By Marriott |
| Crowne Plaza Hotels | Days Inn | Denihan Hospitality Group |
| Design Hotels | Destination Hotels | Dolce Hotels And Resorts |
| Dorchester Collection | Doubletree Hotels | Dream And Night Hotels |
| Econo Lodge | Element Hotels | Embassy Suites |
| Execustay | Executive Hotels And Resorts | Extended Stay America |
| Fairfield Inn | Fairmont Hotels | Fontainebleau Rst |
| Four Seasons Hotels | Gaylord Entertainment | Genares Resrv Svc |
| Genre Hotels | Global Conextions | Golden Tulip Hotels |
| Grand Heritage | Guesthouse International | Hampton Inn |
| Hard Rock Hotels | Harrahs Casinos | Hawthorn Suites By Wyndham |
| Hilton Garden Inn | Hilton Hotels | Historic Hotels |
| Holiday Inn | Home2suites | Homewood Suites By Hilton |
| Hotel Indigo | Howard Johnson | Hyatt Hotels And Resorts |
| Hyatt Vacations | Ian Schrager | Independent Htls |
| Innlink | Innpoints | Innpoints Reserv |
| Innvite | Intercontinental Hotels | Interstate Htls/rsrts |
| Jameson Inns | Joie De Vivre Hospitality | Jolly Hotels |
| Jumeirah | K Hotels | Keytel |
| Kimpton Hotels | Knights Inn | Ksl Resorts |
| La Quinta Inns Inc | Langham Hotels International | Le Meridien |
| Leading Hotels Of The World | Lexington Collection | Loews Hotels |
| Luxe Worldwide Hotels | Luxury Collection | Luxury Resorts |
| Magellan Group | Magnolia Hotels | Magnuson Hotels |
| Mainstay Suites | Mandarin Oriental Hotels | Marriott Conference Center |
| Marriott Hotels | Marriott Vacation Club | Mgm Resorts International |
| Mi Independent Property | Microtel Inns And Suites | Millennium/copthorne Hotels |
| Montage Hotels And Resorts | Morgans Hotel Group | Myfidelio |
| New Otani Hotels | Noble House Hotels And Resorts | Northwood Hospitality |
| Omni Hotels | Orient-express Hotels, Ltd | Outrigger Hotels |
| Pan Pacific Hotels | Park Inn | Park Plaza Hotels And Resorts |
| Peabody Hotels | Peninsula Hotels | Powered By Whiteboard Labs |
| Preferred Hotel Group | Preferred Hotels And Resorts | Prince Resorts |
| Quality Inns And Suites | Radisson Hotels And Resorts | Ramada Worldwide |
| Reconline | Red Lion Hotels | Red Roof Inns |
| Relais And Chateaux | Renaissance Hotels | Reservhotel International |
| Residence Inn | Ritz Carlton Hotels | Rock Resorts |
| Rodeway Inn | Rosewood Hotels | Sceptre Hospitality Resources |
| Sheraton Hotels | Shilo Inns | Sleep Inn |
| Small Luxury Hotels Of The World | Sofitel | Sol Melia Hotels |
| Sonesta Collection | Springhill Suites | Staybridge Suites |
| Sterling Hotels And Resorts | Studio 6 | Suburban Hotels |
| Summit Hotels And Resorts | Super 8 | Sutton Place |
| Swissotel | Synxis | The Doyle Collection |
| The St. Regis | Towneplace Suites | Travelclick |
| Travelodge | Trump Hotel Collection | Tryp By Wyndham |
| Universal Hotels Orlando | Univisit | Utell |
| Utell Connect | Vantis Hotel Group | Vantis Hotels |
| W Hotels | Waldorf Astoria Hotels And Resorts | Warwick Hotels |
| Westin Hotels And Resorts | Westmark Hotels | Wingate By Wyndham |
| Worldhotels | Wyndham Hotels And Resorts |