ISO/IEC 20000 Certified Organization
IETT ISLETMELEI GENEL MUDURLUGU
Turkey
Issued
19-02-2019
29-09-2021
The IT service management system that covers the provision of integrating hardware, software, service and management systems to internal customers within the technical and organizational boundaries of İETT İstanbul Elektrik Tramvay ve Tünel İşletmeleri Genel Müdürlüğü at İstanbul.
Sahkulu
Erkani Harp Sok. No:2, Tunel
Beyoglu İstanbul
Turkey