Established in 1971, DOLSAR is a multidisciplinary engineering firm which performs engineering, architectural, consultancy and supervision services for large-scale projects in a wide range of fields. DOLSAR is completely independent of any contractor or manufacturer and exclusively represents the interests of its clients. DOLSAR has successfully performed services in the fields of water and land resources development, energy production and distribution, environmental impact assessment, transportation and buildings.

As being one of the leading engineering and consultancy companies in Turkey, DOLSAR has undersigned various significant projects, which are financed by various financing institutions such as World Bank, European Investment Bank and KfW in Turkey and abroad either by cooperating with worldwide known engineering and consultancy companies or working independently.

DOLSAR, is a member of FIDIC, EFCA and ATCEA, and has substantial experience in the application of FIDIC and international standards. Being a well known engineering and consultancy company internationally, DOLSAR is listed among the top 150 engineering companies in Europe.

Within its permanent staff, DOLSAR retains a core group of experts including civil engineers, mechanical engineers, electrical engineers, geological engineers, agricultural engineers, environmental engineers, meteorological engineers, architects, economists, agronomists, planners, draftsmen, technicians and surveyors.

General experience of DOLSAR in various fields are summarized under Fields of Activity and selected projects from each field are given illustrating the scope and diversity of projects which DOLSAR has been involved.