Hello Qimia Team, if you faced any problem during the trip please feel free to contact one of Istanbul Office's team member down below. Have fun

Hotel Address : MERCURE ISTANBUL THE PLAZA BOSPHORUS Barbaros Bulvari No 165 Balmumcu Besiktas, 34349 Istanbul
Eren Onay(cell phone / whatsapp):+90 542 412 02 31 / +49 163 240 62 00
Ata Alkan (cell phone / whatsapp) : +90 536 772 93 92
Lilyan Ahmetoğlu (cell phone / whatsapp) : +90 553 384 08 94