Dams and power plants built by Cengiz Holding amount to an annual production of 10,751 GWh, a storage capacity of 58,110,430 cubic meters and 32 water tunnels with a total length of 130,087 m… Shamkirchay Dam is the largest dam constructed by a Turkish company abroad. Shamkirchay is the highest dam in Azerbaijan and one of only a few clay-core rock-fill dams at this height in the world. Ilısu Dam is Turkey’s second largest dam by volume. Kalehan Enerji, a Cengiz Holding subsidiary, will also build 5 hydroelectric power plants on the Murat River with a total capacity of 2073 MW and total investment will reach USD 2.5 billion. The first phase of the project and also the first leg of Turkey’s biggest private sector hydroelectric power plant, Beyhan 1, was completed in the record time of 48 months.