Thus, ISTON has proved the commitment of the company to the international sustainability standards.
ISTON Tuzla Plant in Istanbul has been certified in accordance with the “CSC Certification System” launched by the Turkish Ready-Mixed Concrete Association (THBB), Regional System Operator of the CSC. The certificate at the level “Silver” has been issued by the Economic Enterprise of KGS, Certification Body of the CSC.
ISTON Hadımköy Plant had also received the CSC certificate at the “Gold” level. This certificate had been presented to the Mayor of Istanbul Metropolitan Municipality Ekrem Imamoğlu and General Manager of ISTON Ziya Gökmen Togay by THBB President Yavuz Işık at a ceremony held in June 2020 in Istanbul.