KRK Holding is a company group specialized in construction, ground engineering, geotechnics, energy, insurance, mining, real estate investment and tourism sectors. Since the foundation of its first and oldest enterprise in 1993, which is Özgün İnşaat, KRK Holding keeps growing through successful projects that it realized in Turkey and abroad.

Apart from the sectors which have mutual relationship the group also is pursuing a sustainable development ,which is one of its priorities, by contributing to the national wealth through its activities in various sectors as energy, mining, real estate, insurance and tourism. KRK Holding elaborates projects which don’t harm the environment and human health, in the light of its ethic principals and rules by which it combines social and economic development.

Foundation of Ozgün Insaat Taahhüt Sanayi ve Ticaret Ltd. Sti.
Foundation of Soner Temel Mühendislik Insaat ve Ticaret A.S. and Ekvator Sigorta Aracılık Hizmetleri Ltd. Sti
First project abroad. Long-lasting Algerian projects have begun.
Added TBM (Tunnel Boring Machine) to our machinery. First project executed with TBM started; the excavation of 28km tunnels for Istanbul sewage system
Moved to Balmumcu headquarters for the next ten years
Foundation of Omega Enerji ve Yatırım A.Ş. entry into energy sector. Began the first superstructure project Karia Gökkuşağı Konakları
Özgün İnşaat Taahhüt Sanayi ve Tic. Ltd. Şti. awarded a Gold Medal in the “Corporate Tax” category at the Successful Taxpayers award ceremony organised by the Istanbul Chamber of Commerce.
Özgün İnşaat Taahhüt Sanayi ve Ticaret Ltd. Şti. ranked 288th in the Fortune 500 Turkey list and won the second prize in the category of the Company with the Most Increase in Turnover in Capital 500 Turkey’s Top 500 Private Companies Research.
Foundation of Özgün Turizm Yatırımları ve Ticaret A.Ş. entry into tourism sector
Foundation of Sistem Maden Arama ve İşletme A.Ş. entry into mining sector.
Began the construction of Moonlight Residence in Ankara
Began construction of first major highway Tizi Ouzou Highway in Algeria
Moved to our new headquarters “KRK Holding"
Completion of investment projects, Artvin HEPP, Konya SPP, Hilton Garden Inn Izmir Bayraklı Hotel
Determinated of our motto "Sustainable Excellence" and published our manifesto 
Azerbaijan office opened and the first water channel project started.
Özgün İnşaat assumed the construction of the Istanbul Metro Pendik-Kaynarca-Fevzi Çakmak metro line.

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