Certificated
ARCADIA HOTEL
ATLANTA HOTEL
AVLONYA OTEL
BALTA OTEL
BARIN HOTEL
BEETHOVEN PREMIUM İSTANBUL HOTEL
BLUE HOUSE
BUTİK STAR HOTEL
BÜYÜK KEBAN HOTEL
CARTOON HOTEL
DEĞİRMEN OTEL
EMEX HOTEL
ERBOY HOTEL
ERZURUMLU HOTEL
GOLD HOTEL
GOLDEN CROWN HOTEL
GRAND ANT HOTEL
GRAND ÜNAL HOTEL
HAMPTON BY HILTON ATAKÖY
HAREM HOTEL
HOTEL MYDORA
İBİS HOTEL İSTANBUL
İBİS İSTANBUL TUZLA
İBİS OTEL ESKİŞEHİR
