Certificated
SHANGRI LA BOSPHORUS İSTANBUL
SHERATON BURSA HOTEL - ALOFT BURSA
SHERATON ISTANBUL ATAKOY
ŞİLE RESORT
SİLİVRİ PARK HOTEL
SORRISO HOTEL
SPLENDID HOTEL
SULTANAHMET SARAYI
SULTANHAN HOTEL
SUMAHAN ON THE WATER
SURA DESIGN HOTEL
SÜRMELI ISTANBUL
SUSONA BODRUM LXR HOTELS & RESORTS
SV BUSINESS HOTEL
SWISSOTEL ANKARA
SWISSOTEL BUYUK EFES
SWISSOTEL THE BOSPHORUS
TAKSIM INTERNATIONAL ABANT PALACE
THE ARTISAN İSTANBUL MGALLERY
THE BODRUM EDITION
THE CENTRAL PALACE HOTEL
THE ELYSIUM İSTANBUL
THE MARMARA TAKSIM
THE MUSEUM HOTEL ANTAKYA