Headquarters: Sinpaş Plaza, M. Avni Sözen (Ortaklar) Cad. No: 40   34394 Mecidiyeköy - İstanbul
Ph : +90 212 275 4150 (pbx) Fax: +90 212 273 0469
Sinpaş GYO is a member of the Sinpaş Grup

Project Management Office:
Central Work: 19 Mayıs cad.
No:2 Aşağı Dudullu - Ümraniye - İstanbul Ph: 0216 466 57 65 - 66
Fax: 0216 466 57 64.