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In 2019, Derbent Maden Inc. started manufacturing block marbles in Saraylar, Marmara.

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 started by supplying dolomite from Saraylar to the glass factories. Dereli Family continues its operations on Marmara Island through Dereli Mermer Granit Maden A. Ş. in the chipped calcite industry and through Derbent Maden A.Ş. in the block marble industry.

Our Vision

To become the world’s first 100% carbon-free block marble quarry:
a-Transition from diesel-powered heavy machines to electrical heavy machines
b-To generate electricity for consumption from green energy such as wind turbine

To become the world’s first block marble quarry with zero-waste production:
a-To utilize all residues obtained from block production as industrial raw materials and fertilizers
b-To develop new usage areas for residues

To become a world brand and develop conventional methods for block sales:
a-To introduce to the market top segment marble products recognized by architects
b-To develop new block sales systems

Our Mission

To become a trusting and trustworthy company that is eco-friendly and making production with high occupational safety and advanced technology.

To establish a corporate culture and team that inquires, researches, is creative, game-changer, practical, productivity-oriented, trusting and trustworthy.

The Quarry