The principle supply source of Demiraglar are its own quarries, which allow it to guarantee the supply of strategic materials and approach projects with great breadth.

The company has 6 of its own quarries for marble. From these quarries, Demiraglar, annually extracts more than 100 thousand tons of raw materials, thereby being the company with the greatest number of its own marble quarries throughout the world.

In addition, Demiraglar has preferential supply agreements for other quarries.