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Company Background

Having started its mining activities in 1940s, Dereli Family has been operating in the mining industry for three generations. The first enterprise by the Dereli Family on the Marmara Island was set up in 1940a by Dereli Siblings and Özgür Family from Marmara, supplying dolomite from Saraylar to Şişecam Factories. Dereli Family carries on its Marmara Island operations with the company name of DereliMermer Granit Maden A.Ş. and produces calcite and dolomite on Marmara Island.

Dereli Family, which has been the partner and supplier of IMERYS since 1996, is the main raw material (calcium carbonate) supplier of the European factories of IMERYS.

Our Vision

Leading the Way to a
Carbon-Free Quarry

Transitioning to electric heavy machinery from diesel-powered equipment. Generating our electricity needs through sustainable sources, such as wind energy.

Achieving Zero-Waste Production

Utilizing all by-products from block marble production as industrial raw materials and fertilizers. Innovating new applications for production residues.

Our Mission

To establish a dependable, eco-friendly company that prioritizes high safety standards and advanced technology.

We aim to foster a culture of curiosity, innovation, and productivity, with a team that is practical, trustworthy, and dedicated to sustainable excellence.