TÜRKÇE ENGLISH MENU PROJECTS » ONGOING PROJECTS » RAILWAYS AND ROADS ONGOING PROJECTS WATER AND WASTEWATER RAILWAYS AND ROADS HOSPITALS ADMINISTRATIVE AND RESIDENTAL BUILDINGS COMPLETED PROJECTS Sinan-Batman Railway Project Start Date : 17.09.2015 Finish Date : Ongoing Railway Construction Between Nurdağ Başpınar Stations Start Date : 02.05.2017 Finish Date : Ongoing CORPORATE ABOUT US VISION & MISSION CERTIFICATES Directed Message QUALITY POLICY OCCUPATIONAL HEALTH AND SAFETY POLICY ENVIRONMENTAL POLICY SOLUTION PARTNERS PROJECTS ONGOING PROJECTS COMPLETED PROJECTS LOCATIONS HEADQUARTERS ISTANBUL LIAISON OFFICE TRIPOLI BRANCH HUMAN RESOURCES HUMAN RESOURCES and CAREERS © 2021 ÖZTAŞ İNŞAAT VE TİCARET A.Ş. Tel : +90 (312) 212-61-68 Fax : +90 (312) 213-91-23 Email : oztas@oztas.com.tr

TÜRKÇE ENGLISH MENU PROJECTS » ONGOING PROJECTS » ADMINISTRATIVE AND RESIDENTAL BUILDINGS ONGOING PROJECTS WATER AND WASTEWATER RAILWAYS AND ROADS HOSPITALS ADMINISTRATIVE AND RESIDENTAL BUILDINGS COMPLETED PROJECTS Tripoli University Start Date : 19.07.2008 Finish Date : Suspended (due to Force Majeure) CORPORATE ABOUT US VISION & MISSION CERTIFICATES Directed Message QUALITY POLICY OCCUPATIONAL HEALTH AND SAFETY POLICY ENVIRONMENTAL POLICY SOLUTION PARTNERS PROJECTS ONGOING PROJECTS COMPLETED PROJECTS LOCATIONS HEADQUARTERS ISTANBUL LIAISON OFFICE TRIPOLI BRANCH HUMAN RESOURCES HUMAN RESOURCES and CAREERS © 2021 ÖZTAŞ İNŞAAT VE TİCARET A.Ş. Tel : +90 (312) 212-61-68 Fax : +90 (312) 213-91-23 Email : oztas@oztas.com.tr

TÜRKÇE ENGLISH MENU PROJECTS » COMPLETED PROJECTS » OIL AND GAS ONGOING PROJECTS COMPLETED PROJECTS WATER AND WASTEWATER OIL AND GAS INDUSTRIAL PLANTS RAILWAYS AND ROADS TUNNELS HOSPITALS HOTELS ADMINISTRATIVE AND RESIDENTAL BUILDINGS MILITARY FACILITIES Eskipazar - Karabuk and Zonguldak - Caycuma - Bartın Natural Gas Pipe Line Start Date : 13.04.2007 Finish Date : 09.07.2009 East Blacksea Natural Gas Pipeline Phase-2 Start Date : 21.05.2007 Finish Date : 26.09.2008 Corum Natural Gas Compressor Station Start Date : 21.05.2007 Finish Date : 26.06.2008 East Blacksea Natural Gas Pipeline Phase-3 Start Date : 01.06.2005 Finish Date : 01.02.2008 Turkey - Greece Natural Gas Pipeline-Phase 2- Offshore Section Start Date : 01.11.2005 Finish Date : 15.07.2007 Blue Stream Durusu Natural Gas Pressure Reducing & Measuring Station Start Date : 30.07.1999 Finish Date : 15.10.2002 Blue Stream Samsun - Ankara Natural Gas Pipeline Start Date : 30.07.1999 Finish Date : 15.10.2002 CORPORATE ABOUT US VISION & MISSION CERTIFICATES Directed Message QUALITY POLICY OCCUPATIONAL HEALTH AND SAFETY POLICY ENVIRONMENTAL POLICY SOLUTION PARTNERS PROJECTS ONGOING PROJECTS COMPLETED PROJECTS LOCATIONS HEADQUARTERS ISTANBUL LIAISON OFFICE TRIPOLI BRANCH HUMAN RESOURCES HUMAN RESOURCES and CAREERS © 2021 ÖZTAŞ İNŞAAT VE TİCARET A.Ş. Tel : +90 (312) 212-61-68 Fax : +90 (312) 213-91-23 Email : oztas@oztas.com.tr