The wholesale or retail trade of catering equipment, furnishings, building materials and services, small construction works, property renovations, plastering and painting works, and all related accessories (including cleaning products, food supplies, and consumables) for public premises or private residences, including customs clearance, delivery, and assembly. The marketing and installation of energy sources of any type and technology (including batteries of any size, solar panels, charging stations, etc.). The purchase, sale, modification, and maintenance of motor and non-motor vehicles, regardless of the power source. The transport of vehicles and goods of all kinds in Switzerland and abroad, including customs clearance and all import and export services. The management of a mechanical workshop and the trade of spare parts and accessories.