Hayrettin Coskun, who has completed and delivered 42 villas in Elvankent and Yeni Okay Site, 192 condonimiums in Oz Seymen Site and 192 units in Yeni Mekan Site since 1992, founded Hazar Group Construction company in 2005. Taking into account of the special location of Turkey on a fault line, the company has been focusing on building housing units in accordance with Tunel Kalip technology, as a result of the two great earthquakes that had caused serious destruction and loss.

Since its foundation, Hazar Group is proud to announce that it has become a leading building company among many others in its field, thanks to its qualified and well-trained staff. İt has put its signature on many projects in which the new Tunnel Frame has been used and helped Turkey to attain a higher and better-deserved position in the world construction market.