The core activity of GB Stone Sàrl is the planning and execution of masonry work using natural stones, as well as the creation of outdoor facilities. This includes in particular: the construction of interior walls made of natural stone, including basement rooms, fireplaces and living rooms; the construction of exterior walls made of natural stone, including chalets, stairs, gabions and rock constructions; and the design of outdoor facilities, including fountains, canals, parking lots and road surfacing. The company also offers consulting and planning services for these activities.