The management of a construction company for civil engineering, superstructure and substructure, general contracting, the renovation and restoration of buildings, concrete structures and works, the execution of general paving works, plastering and carpentry-roofing works, the management of a technical office, design and static calculations, the preparation of estimates and technical appraisals, the execution of mechanical excavations, general transportation, earthworks, the management and execution of landfills, the rental of machinery, vehicles, materials and equipment, the purchase and sale of building materials in general, both in Switzerland and abroad, the assumption of representations, the exercise of all activities related to installations, sanitary installations, hydraulic installations. Supply and installation of aluminum, PVC, wood, glass for windows and railings, shading systems in general (sunbreakers, shutters, roller blinds), metal carpentry railings, internal doors in general in wood, iron, aluminum, glass, including frames and counter-frames, armored doors, fire doors, sectional and tilting doors for garages, glass, iron and wood canopies, facade cladding in general, resin coatings, painting and drywall works for interiors and exteriors.