Ugur Tevfik Dogan

Part of Nurol Holding AS, Nurol Insaat ve Ticaret AS is a construction and trade company based in Maslak, Turkey. Nurol Insaat ve Ticaret has gained recognition for its large-scale and high-tech international projects, particularly in oil-producing countries such as the Kingdom of Saudi Arabia. The Turkish company's projects include infrastructure, construction, and industrial facility projects, as well as residential and commercial developments such as Nurol Park, Nurol Life, and Nurol Tower. Nurol Insaat ve Ticaret places a strong emphasis on health and safety in its business operations. The company was founded in 1966 and is led by CEO Nurettin Akdeniz.

Park Holding AS engages in the investment business. Its activities include management of companies operating in the energy, mining, media, industrial, trade, and service sectors. The company was founded by Turgay Ciner on December 20, 1994 and is headquartered in Istanbul, Turkey.

Eti Soda AS produces soda ash, chrome and boron. The company was founded on October 21, 1998 and is headquartered in Ankara, Turkey.

Part of TAV Havalimanlari Holding AS, Havas Havaalanlari Yer Hizmetleri AS provides bus transportation services. The company is based in Istanbul, Turkey.

Çelebi Havacilik Holding AS operates as a holding company with interests in ground handling, cargo, warehouse management and executive aviation services. The company was founded in 1995 and is headquartered in Istanbul, Turkey.