1969
1987
1989
1990
1991
1993
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017

1969

​​Initiation of first construction activities.​

1987

​Foundation of Cengiz Construction Industry & Trade Co.​
Our first contract “Yesilkoy-Yesilyurt Coast Rehabilitation and Road Construction”.​

1989

​​Initiation of the first road project “Çamlıhemşin Ayder Road”.​​

1990

​Initiation of the first telecom infrastructure project “İzmir City Telephone Network Infrastructure”.​​

1991

Initiation of Black Sea Coastal Road Project.​​​

1993

​Initiation of the first harbour project “Hopa Harbour”.​​​

1995

​Alanya Yacht Harbour construction started.​​​

1996

​The first Cengiz Head Office Building construction started in Altunizade İstanbul.
​Initiation of the first water transmission project. “İkitelli Potable Water Main Distribution System”.​.​​

1997

​Initiation of the first metro project “Taksim-4.Levent Subway”.​
Le Jardin Resort Hotel construction started.​
​Transfer of residence to Cengiz Head Office Building in Altunizade.​​

1998

Start of the civil works of Atasu Dam.​​​

1999

Completion of the Infrastructure Work of Intracity Telephone Network in Aydın Province.​​​

2000

​Start of the civil works of Ankara – Pozantı Highway.​
​Subway line between Taksim – 4 Levent put into service.​​

2001

Start of the civil works of Ereğli Demir Çelik Port.
Completion of the Infrastructure work of Intracity Telephone Network in Antalya Province.​​

2002

​​ ​​Initiation of Cengiz Maslak Plaza construction works.
Start of the civil works of Giresun Port.
​Start of the civil works of Yakakent – Gerze Road.​

2003

​Initiation of the first international dam project “Vahxir Dam ve HEPP – Azerbaijan”.​​.​​
Hopa-Kemalpaşa-Sarp Road put into service.​
​Completion of Alanya Marina Project.​

2004

Launch of Ankara Office of Cengiz İnşaat.
​Completion of Ereğli Demir Çelik Port Project.

2005

​​Initiation of the first International airport project “Hawler Airport-Erbil Iraq​”.
Start-up of the first railway project “Ankara-Eskişehir Railway”.
Completion of Vahxir Dam and HEPP project.
Completion of Giresun Port Project.
Completion of the construction of Turkey’s first 7-stars hotel “Sungate Port Royal Resort Hotel”.
Launch of Iraq Branch of Cengiz İnşaat.

2006

Initiation of the first international motorway project “Sofia-Ljulin Motorway”.
​Company ranked among ENR TOP 225 International Contractors.​​

2007

​​Initiation of Turkey’s Mega Dam Project “Dam of Ilısu”.
​Start of the civil works of Takhtakopru-Ceyranbatan Irrigation Canal. Azerbaijan.
Start of the civil works of Kalehan Enerji Beyhan I Dam and HEPP.

2008

​​​​Initiation of Ankara-İstanbul High Speed Train Project.
Start of the civil works of Erbil-Altunkopri Road. Northern Iraq.
Start of the civil works of Semkircay Dam and HEPP. Azerbaijan.
​Start of the civil works of Ankara Hospital Building.

2009

​​Start of the civil works of Enerjisa Menge Dam and HEPP.
​Start-up of Ankara-Sivas Railway Project.

2010

Completion of the civil works of Erbil-Altunkopri Road.
​Çayeli-Ardeşen-Hopa Road put into service.
Ankara-Pozantı Motorway put into service.
Initiation of flights to Hawler International Airport.
Start of the civil works of Aktobe-Martuk Road. Kazakhstan.

2011

​​Launch of Moscow Branch of Cengiz İnşaat.
Launch of Kazakhstan Branch of Cengiz İnşaat.
Sofia Ljulin Motorway put into service.
Initiation of the airport project on sea embankment, which is the first application in Turkey “Ordu – Giresun Airport”.
Start of the civil works of Trabzon-Aşkale Road and Tunnel.
Start of the civil works of Carec Lot II Access Road. Kazakhstan.
Start of the civil works of Kalehan Enerji Upper Kaleköy Dam and HEPP.

2012

​Launch of Bosnia Herzegovina Branch of Cengiz İnşaat.​
Completion of Enerjisa Menge Dam and HEPP Project.​
Start of the civil works of Tarcin-Suhodol-Lepenica-Vlakovo Motorway. Bosnia-Herzegovina.​
Start of the civil works of Ilgaz Tunnel.​
Start-up of Palu-Genç-Muş Railway Project.​
Start of the civil works of Cengiz Ataşehir Plaza.​​

2013

​​Announcement of ENR List of Top 250 International Contractors. The Company ranked 127th.
Istanbul New Airport BOT Project Tender was awarded.
Start of the civil works of Köstere – Gümüşhane Passage Road.
Start of the civil works of Dohuk International Airport. Northern Iraq.

2014

Vlakovo-Lepenica Highway Lot 3, Bosnia-Herzegovina, put into service
Suhodol-Tarçın Highway Lot 1, Bosnia-Herzegovina, put into service
Lepenica-Suhodol Highway Lot 2, Bosnia-Herzegovina, put into service
Yakakent-Gerze Motorwat, Sinop, put into service

2015

Ordu-Giresun Airport put into service
Güzelceçay Dikmen Motorway, Sinop, put into service
Otar-Blagoveshchenka Motorway Lot 2, Kazakhstan, put into service
Ankara-İstanbul High Speed Train, 125 km, put into service
Kırıkkale-Yerköy-Kesim 2 Railway, 80 km, put into service
Şemkirçay Dam and HPP Project, Azerbaycan, completed
Beyhan I Dam and HPP Project, Elazığ, completed.

2016

Ilgaz Tunnel, Kastamonu-Çankırı, put into service

2017

Aktau-Beineu Motorway Lot 1, Kazakhstan, put into service
Aktau-Beineu Motorway Lot 2, Kazakhstan, put into service
İstanbul-Şile-Ağva Motorway, İstanbul, put into service
Genç-Servi Motorway, Bingöl, put into service
Ankara – Sivas Railway, Kırıkkale, put into service
Yukarı Kaleköy Dam ve HPP Project, Bingöl, completed

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