The company Knopf & Sauteur Architekten SA primarily focuses on architecture and construction, particularly on the planning, realization, and transformation of various types of buildings and facilities. The core activities include: planning and realization of residential buildings, both individual houses and multi-family dwellings; transformation and renovation of existing buildings, such as old schools, churches, castles, and farms; planning and realization of public buildings, such as schools, kindergartens, museums, and administrative buildings; planning and realization of commercial and industrial buildings, such as office buildings, warehouses, and production facilities; and planning and realization of specialized facilities, such as medical facilities, nursing homes, and facilities for people with disabilities. The company also offers services in the field of urban planning and landscape design.