The core activity of Graf Bau Rehetobel AG encompasses the provision of construction services in building construction and civil engineering, including: Building construction: Construction of buildings, both residential and commercial, using exposed concrete or masonry. Civil engineering: Execution of excavation work, pipeline construction, retaining walls, sewage systems and other civil engineering work. Renovation: Planning and execution of renovation projects. Demolition: Dismantling of buildings and facilities. Earthworks: Execution of earthworks, including excavation work and other civil engineering work. Additional services: Customer-specific masonry work, snow removal, transportation and crane work. The company positions itself as a reliable partner in building construction and civil engineering, offering a wide range of construction services.