Mustafa Koç

OPET Petrolculuk AS imports and retails petroleum products. Its activities include marketing and transportation of commercial and industrial fuels. It also owns subsidiaries, such as TBS Denizcilik and OPET Mineral Oils. The company was founded in 1992 and is headquartered in Istanbul, Turkey.

Demir Export AS engages in iron ore mining operations. The firm also operates coal, gold and related mines. Its Activities include operations, exploration and project and business development The company was founded in 1957 and is headquartered in Ankara, Turkey.

Young Presidents' Organization, Inc. is a global leadership community of over 30,000 chief executives from 142 countries. The non-profit company is based in Irving, TX and has a global presence of subsidiaries in several regions. The company's mission is to help its members become better leaders and better people. The company was founded in 1950 by Ray Hickok, Khalid Mohamed Jassem Kanoo. Thayer Smith has been the CEO of the company since 2007.

The Educational Volunteers Foundation of Turkey (TEGV) is a non-profit organization that aims to provide quality education to children in Turkey. The organization is based in Istanbul, Turkey and was founded by Cengiz Solakoglu, Feyyaz Berker, and Ömer Dinçkök. The Turkish company offers various donation options, including online donations and credit card donations, to support their cause. TEGV also provides opportunities for young graduates from state universities to have equal job opportunities through their Sevket Sabanc? program. M. Sait Tosyali has been the CEO of the non-profit company since 2017.

Entek Elektrik Üretimi AS engages in the generation and transmission of electrical power. It owns and operates gas fueled and hydroelectric power plants, as well as invests in energy sector. The company was founded by Mehmet Fahir Ilkel, Mustafa Samim Seren, and Ümit Kadri Özkan in 1995 and is headquartered in Istanbul, Turkey.

Part of Koç Holding A.S., Mogaz Petrol Gazlari AS is a Turkish company that operates in the energy sector. The company is based in Istanbul, Turkey.

Ark Insaat Sanayi ve Ticaret AS engages in the provision of construction services. Its projects include civil engineering constructions, industrial facilities, residence, shopping and office buildings, as well as restoration and decoration works. The company was founded in 1965 and is headquartered in Ankara, Turkey.