- Adela Hotel
- Akgun Hotel
- Antik Hotel
- Best Western Citadel Hotel
- BEST WESTERN PLUS The President Hotel
- Best Western Şile Gardens
- Ciragan Palace Kempinski Istanbul
- Courtyard Istanbul International Airport
- CVK Hotels Taksim
- CVK Park Bosphorus Istanbul
- Davinci Meeting & Workspaces - Akkom Executive Center
- Davinci Meeting & Workspaces - Bilsar Executive Center
- Davinci Meeting & Workspaces - Istanbul Executive Office
- Davinci Meeting & Workspaces - Istiklal Caddesi Executive Center
- Davinci Meeting & Workspaces - Metrocity Executive Center
- Davinci Meeting & Workspaces - Spring Giz Plaza
- Davinci Meeting & Workspaces - Sun Plaza Istanbul
- Davinci Meeting & Workspaces - Turkey Business Center
- Dedeman Bostancı İstanbul Hotel and Convention Center
- Dedeman Gaziantep Hotel & Convention Center
- Dedeman Istanbul
- Divan Taksim Istanbul
- Eresin Hotels Topkapi
- Four Seasons Hotel Istanbul at the Bosphorus
- Gezi Hotel Bosphorus
- Grand Cevahir Hotel Convention Center
- GRAND HYATT ISTANBUL
- Hilton Istanbul Kozyatagi
- Hilton Istanbul Kozyatagi Conference Center - Spa
- Holiday Inn Istanbul Airport
- Holiday Inn Istanbul City
- Holiday Inn Istanbul-Sisli
- Hotel Erboy
- Hotel Les Ottomans
- Hotel Sultania
- Hotel Yasmak Sultan - Istanbul
- Innpera Hotel
- Klassis Resort Hotel
- Konak Hotel
- Kumburgaz Marin Princess Hotel
- Lamartine Hotel
- Le Meridien Istanbul Etiler
- Martı İstanbul Hotel
- Moevenpick Hotel Istanbul
- Molton Bentley
- Nidya Hotel Galataport
- Pera Palace Hotel Jumeirah
- Radisson Blu Bosphorus Hotel, Istanbul
- Radisson Blu Hotel & Spa, Istanbul Tuzla
- Radisson Blu Hotel, Istanbul Asia
- Raffles Istanbul
- Ramada Istanbul Old City
- Ramada Plaza Istanbul City Center
- Ramada Plaza Istanbul Tekstilkent
- Regus - ISTANBUL, Altunizade-TRY
- Regus - ISTANBUL, Besiktas Selenium-TRY
- Regus - ISTANBUL, Kagithane Ofispark-TRY
- Regus - ISTANBUL, Kanyon-TRY
- Regus - ISTANBUL, Kurtkoy Aeropark-TRY
- Regus - ISTANBUL, Levent 193-TRY
- Regus - ISTANBUL, Maltepe Ofispark-TRY
- Regus - ISTANBUL, Maslak Beybi Giz Plaza-TRY
- Regus - ISTANBUL, Maslak Orjin
- Regus - ISTANBUL, Maslak Uniq-TRY
- Regus - ISTANBUL, Maya Akar
- Regus - ISTANBUL, Merter-TRY
- Regus - ISTANBUL, Nidakule-TRY
- Regus - ISTANBUL, Palladium-TRY
- Regus - ISTANBUL, Taksim Square-TRY
- Regus - ISTANBUL, Trump Towers-TRY
- Regus - ISTANBUL, Zincirlikuyu
- Renaissance Polat Istanbul Hotel
- Rixos Pera İstanbul
- Shangri-la Hotel, Istanbul
- Sheraton Istanbul Atakoy Hotel
- Sirkeci Mansion
- SOHO HOUSE ISTANBUL
- Sumahan
- The Green Park Hotel Bostanci
- The Green Park Hotel Merter
- The Green Park Pendik Hotel & Convention Center
- The Marmara Esma Sultan
- The Ritz-Carlton
- TITANIC COMFORT ŞIŞLI
- Tuyap Palas
- W Istanbul
- WOW Istanbul Hotels & Convention Center
- Wyndham Grand Istanbul Kalamis Marina Hotel
