- Libya Railroad Management and Execution Authority
- Republic of Turkey Prime Ministry
Housing Development Administration
- Organization for Development of Administrative
Centers, Libya
- Housing and Infrastructure Board, Libya
- Libya Great Man Made River
Water Utilization Authority
- General Directorate of State Hydraulic Works
- General Directorate of Construction of
Railways, Ports and Airports
- İzmir Natural Gas Distribution Inc.
- The Louis Berger Group Inc.
- Symex International İş Makinaları Ltd. Şti.
- ESGAZ Eskişehir Natural Gas Distribution Inc.
- General Directorate of Turkish Telecom Inc.
- Water and Sewerage Administration of Ankara
- Tarsus Municipality
- Water and Irrigation Ministry of
The Hashemite Kingdom of Jordan
- General Directorate of Highways
- Azerbaijan Republic Ministry of Transport – Azeryolservis
- Harran University
- ETİ Holding Inc.
- Ministry of National Defense
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