With the aim of performing engineering services, Iran`s Construction Research Consulting Engineers was founded in 1981, and during four decades of activity, the company has had a brilliant track record in the implementation of more than hundreds of domestic and international projects. Over the years, this company has expanded the scope of its experiences and activities in a wide range of studies and engineering services. Currently, with the cooperation of a group of the most elite specialists in various fields, including transportation engineering, railway, architecture and structure, airport, electrical and mechanical installations, urban studies, information and communication technology, and non-operating defense, it is working in the form of specialized departments.