Railways
Ministry of Roads and Urban Development, Construction and Development Administration of Railways, Ports and Airports
Ministry of Roads and Urban Development, Construction and Development Administration of Transportation Infrastructures
The Railways of Islamic Republic of Iran
Ministry of Roads and Urban Development, Technical and Study Administration of Railway,
Port and Airport Projects
New City of Pardis Development Company
New City of Golbahar Development Company
City Train Organization of Hamedan
City Train Organization of Tehran and Administration
Roads and Urban Development Administration of Ilam province
Roads and Urban Development Administration of East Azarbaijan province
Roads and Urban Development Administration of West Azarbaijan province
Roads and Urban Development Administration of Hormozgan Province
Roads and Urban Development Administration of Hamedan Province
Roads and Urban Development Administration of Qazvin province
Roads and Urban Development Administration of Markazi Province
Roads and Urban Development Administration of Fars province
Roads and Urban Development Administration of Bushehr province
Aras Organization of Free Trade/Industrial Zone
National Iranian Oil Engineering and Construction Company
Hormozgan province ports and shipping port
Ministry of Energy, Qazvin District Water Board
