ISO/IEC 20000 Certified Organization
İETT İşletmeleri Genel Müdürlüğü
Turkey
Issued
09-10-2015
08-10-2018
The IT service management system that covers the provision of IT services to internal customers within the technical and organizational boundaries of İETT İstanbul Elektrik Tramvay ve Tünel İşletmeleri Genel Müdürlüğü at İstanbul.
Tersane Cad. Şehid Teğmen
Hüseyin Sk.No:8
Karaköy İstanbul
Turkey