OYAK Cement carries out its high product quality, continuous improvement and efficiency targets, primarily customer satisfaction, in cement production and sales processes, with the Integrated Management System, which it has been following meticulously for years.

OYAK Cement has adopted the following values as its Quality Approach in its products, services and activities:

  • To maintain customer satisfaction by offering products and services that meet customer tastes and demands within the framework of national and international standards.
  • To ensure sustainability by working with an understanding of continuous development and improvement, to be a stable, pioneering and leading company in the sector.
  • To train and raise awareness of all our employees by following technological developments and innovations.


TS EN ISO 9001:2015
Quality Management System
TS EN ISO 14001:2015
Environmental Management System
TS ISO 45001:2018
Occupational Health and Safety Management System
TS EN ISO 50001:2018 (Headquarters)
Energy Management System
TS EN ISO 50001:2018
Energy Management System


API Monogram Document - Mardin
Quality Management System
API Monogram Document - Bolu
Quality Management System

Human Resources

OYAK Cement’s human resources management mentality consists of the adoption of approaches and applications that support strategical targets and performance, while responding to the special needs of the different industries with which it conducts its activities in an appropriate and efficient manner.