5 Star Hotels 
Akgun Hotel  - Barcelo Eresin Topkapi Hotel - Buyuk Surmeli Hotel  - Ceylan Inter Continental Hotel -  Ciragan Palace Kempinski Hotel Conrad Hotel - Crown Plaza Hotel - Dedeman Hotel  - Divan Hotel - Hyatt Regency Hotel - Hilton Hotel  - Grand Cevahir Hotel
 Green Park Merter Hotel - Green Park Bostanci Hotel - Kaya Ramada Hotel Beylikduzu - Princess Ortakoy Hotel - Princess Maslak Hotel  Marin Princess Hotel - Polat Renaissance Hotel - Radisson SAS Hotel - The Marmara Hotel - The Ritz Carlton Hotel  Swissotel Istanbul
4 Star Hotels
Accura Hotel - Adela Hotel - Arcadia Hotel - Armada Hotel - Aygun Plaza Hotel - Cara Hotel - Crystal Hotel - Elite Hotel  - Euro Plaza Hotel
Golden Age 1 Hotel  - Grand Halic Hotel - Grand Medya Hotel - Grand Star Hotel - Grand Oztanik Hotel - Grand Gulsoy Hotel
Golden Horn Hotel - Hilton Parksa - Holiday Inn City Hotel - Holiday Inn Marina Hotel - Feronya Hotel - Keban Hotel  - Kent Hotel
 Lamartin Hotel - Lares Park Hotel - Lion Hotel - Marble Hotel - Nippon Hotel - Ozmen Hotel - Prince Hotel - Point Hotel - Piano Forte Hotel
Richmond Hotel Istanbul - Seminal Hotel - Senator Hotel - Yasmak Sultan Hotel - Yigitalp Hotel - Taksim Gonen Hotel -  Taksim Select Hotel
The Madison Hotel - The Marmara Pera Hotel - Zurich Hotel
 3 Star Hotels
Antea Hotel - Birbey Hotel - Ferhat Hotel - Grand Yavuz Hotel - Golden Age 2 Hotel - Kordon Hotel - Santa Sophia Hotel - Sogut Hotel
Sunlight Hotel Istanbul
 Boutique Hotels ( Old City Hotels )
Alzer Hotel - Amisos Hotel - Avicenna Hotel - Best Western Acropol Hotel - Best Western Amber Hotel - Sokullu Pasa Hotel - Blue House Dersaadet Hotel Istanbul - Erguvan Hotel -  Fehmibey Hotel - Nena Hotel - Petrol Hotel - Spina Hotel -  Sidera Palace Hotel
Sultanahmet Palace Hotel - Yesilev Hotel  - Valide Sultan Konagi Hotel - Uyan Hotel