OSC YAPI is one of the leading companies in the construction sector in Turkey, having implemented and completed numerous projects in different regions of the country, and has made significant strides in its commercial structure in parallel with the developing world. To keep pace with the construction sector, our company upgrades its machinery park every year in line with new technologies. Annual training is provided to our personnel to enable them to apply new technologies. Through continuous improvement, our company has obtained BBS ISO 9001 Quality Management System, BBSISO 14001 Environmental Quality Management System, OHSAS 18001 Occupational Safety Quality Management System certifications, and a permit for entry into the construction of NATO headquarters buildings, for its work in construction, infrastructure (drinking water and sewage systems, road works), and superstructure (schools, dormitories, hospitals, hotels, bridges, etc.) projects. Our policy is to follow the developing world and apply everything we learn and do well in business to our sector and project development.