AON History

Started in 1954 as a railroad track laying journeyman in Izmir, the company continued as a railway line subcontractor in Izmir. In 1963, the company moved to Istanbul and started subcontracting to the Istanbul Metropolitan Municipality.

Since 1977, our growing company has successfully completed the projects of Istanbul Metropolitan Municipality, İski, Istanbul district municipalities and later Dsi, Iller Bank, European Union. In 2005, it has been active abroad, especially in Northern Iraq, Turkmenistan and Algeria.

It has expanded its fields of activity to include superstructure, housing and villa constructions, CMB Approved portfolio management company, R&D based, patented waste water, odor removal system and restoration of historical buildings, reduction of leakages in city networks, operation of waste water treatment plants, construction and operation of renewable energy systems. In connection with these, we have two subsidiary companies.