Address: Cihangir Mahallesi, Petrol Ofisi Street, Gelişim University Tower, K Block,
Entrance Floor, No: 8, Avcilar / Istanbul 34310
 
Gelişim Tower Entrance Floor
 
 
E-Mail: tto@gelisim.edu.tr
Phone: 0 212 422 70 00  İnternal: 7262