The core activity of Roger Monnard SA includes the installation, renovation, and maintenance of sanitary facilities, heating systems, roofing, and sheet metal processing. Specific services include: Sanitary facilities: installation, renovation, and maintenance of bathrooms, including leak detection and sewer pipe cleaning; Heating systems: installation, maintenance, and cleaning of heating systems, including descaling of hot water tanks; Roofing and sheet metal processing: installation and maintenance of roofing and sheet metal processing. The company offers its services in the region between Geneva and Montreux-Villeneuve as well as Bulle.