• Amanresorts
  • Anantara Hotels, Resorts & Spas
  • Armani Hotels & Resorts
  • Banyan Tree Hotels & Resorts
  • Divan Hotels
  • Emaar Hospitality Group – The Address Hotels & Resorts
  • Espa
  • Fairmont Raffles Hotels International;Fairmonts Hotels & Resorts, Raffles Hotels & Resorts, Swissotel Hotels & Resorts
  • Friendly Hotels PLC
  • Hilton Worldwide; Waldorf Astoria Hotels & Resorts, Conrad Hotels & Resorts, Hilton Hotels & Resorts, Doubletree Hotels, Embassy Suites Hotels, Hilton Garden Inn, Hampton, Homewood Suites by Hilton, Home2 Suites
  • Intercontinental Hotels Group;Intercontinental Hotels & Resorts, Crowne Plaza Hotels & Resorts, Hotel Indigo, Holiday Inn Hotels, Holiday Inn Express, Staybridge Suites, Candlewood Suites
  • Kempinski Hotels S.A.
  • Lufthansa Group - Penta Hotels
  • Marriott International, Inc. ;The Ritz-Carlton Hotel Company L.L.C., Edition Hotels, JW Marriott Hotels & Resorts, Marriott Hotels & Resorts, Renaissance Hotels, Courtyard by Marriott, Springhill Suites by Marriott, Fairfield Inn & Suites by Marriott, Residence Inn by Marriott, TownePlace Suites by Marriott
  • Mama Shelter (designed by Philippe Starck)
  • Six Senses Resorts & Spas; Soneva by Six Senses, Six Senses Hideaways, Six Senses Sanctuary, Six Senses Spa, Evason
  • Starwood Hotels & Resorts Worldwide, Inc.;The Luxury Collection Hotels & Resorts, St. Regis, W Hotels, Le Meridien, Westin Hotels & Resorts, Sheraton Hotels & Resorts, aloft, Four Points by Sheraton, element by Westin
  • The Trump Organization; Trump Towers, The Trump Hotel Collection