Discover our vast selection of over 25,000 high-quality natural stone slabs in our gallery. From elegant marble to durable granite, we have the perfect options to suit any style or project. Our streamlined digital solutions make buying and selling natural stone a breeze. Browse our gallery now for inspiration and to learn more about DDL, contact us anytime.


We have developed a planning tool that simplifies your workflow and procurement of materials, based on our extensive experience with large projects. Our market-leading tool involves everyone in the project, while the architect remains in the design lead. Discover our estimation, mockup, and tendering tools, designed to provide an economical and sustainable solution to your natural stone needs. With Digital Stone Planning, you can streamline your project and make the most of our expertise to achieve exceptional results.
Digital Drylayot for Architects
Digital Drylayot for Suppliers
Digital Drylayot for Inspectors
Digital Drylayot for Installers


DDL streamlines natural stone planning with flexible design tools that ensure security and freedom in planning. Our cost-transparent system provides real-time estimates and a bidder module, while our focus on aesthetics, efficiency, and sustainability prioritizes teamwork in all planning phases. Our quality management system is thoroughly documented with detailed reports, and we optimize natural stone resource use and minimize CO2 emissions through our yield control feature. With DDL, you can reduce planning efforts, increase efficiency, and cut project costs by up to 20%.


DDL simplifies natural stone planning with precise and flexible design tools that offer planning security and design freedom. We provide cost transparency, real-time cost estimation, and a bidder module. DDL supports teamwork and prioritizes aesthetics, efficiency, and sustainability throughout all planning phases. Quality management is fully documented with detailed reports and processing data before cutting. Sustainability is a priority, with DDL yield control optimizing the use of natural stone resources and minimizing CO2 emissions. DDL reduces planning effort, increases efficiency, and reduces project costs by up to 20%.

Planning security: Extraordinary design as the new standard!

From simple to complex planning tasks with natural stone, DDL offers the world's simplest, most precise and at the same time flexible design tool in the stone industry in combination with extraordinary design freedom, a focus on aesthetics and the simple creation of efficient variants.

Cost transparency: The exact dimensions for cost estimation and tendering in real time!

Based on the project plans, DDL offers the exact basis for an immediate cost estimate, transparency for all parties involved, always an up-to-date adjustment of the masses and project costs based on the ongoing planning, as well as a bidder module for the efficient tendering of the natural stone work.

Planning dynamics: Always up to date, across all planning phases - for everyone in the team!

DDL constantly updates the design for the entire project team from the first design / draft through all phases of planning to detailed work planning, shows parallel planning changes in all variants and innovatively supports teamwork with a focus on aesthetics, efficiency and sustainability!

Quality management: Complete documentation from A to Z!

With DDL, every design idea is digitally and transparently accompanied at all times by the documented output of detailed reports in all project phases and by the final provision of all necessary processing data for the machines before cutting, BIM-compliant and certified by inspectors.

Sustainability: Optimizing the use of materials, minimizing CO2 emissions!

The innovative DDL yield control intuitively optimizes the use of natural stone resources in the project and thus increases sustainability. At the same time, the digital inspection tools avoid travel expenses - all combined with effective cost savings and the reduction of CO2 emissions.

Reduced planning effort: increase efficiency and reduce project costs!

The DDL app ensures efficient planning support for the project team from the office to the home office and leads to economically valuable time savings with simultaneous digitization, increased productivity - also combined with a reduction in production costs by up to 20 percent.
Charles Harris - Associate Architect at SOM - New York
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