Naturstenskompaniet produces and delivers natural stone products for construction projects, commercial as well as private. The company is part of a corporate group, Naturstenskompaniet International. Naturstenskompaniet produces stone products of various rock types, including granite, limestone, marble and schist, where raw stone blocks are cut into different shapes and surface treated with different methods. In this EPD, a selection of five specific granite and limestone products are analyzed. All natural stone products have a very long technical life, and their actual lifetime is limited by cityscape changes or the buildings they are situated in. There are examples of natural stone products more than 500 years old in churches.