The core activity of Guy Monnet & Fils SA encompasses various services in the construction and infrastructure sector, specifically: Transportation: Goods and materials transportation; Civil engineering: Planning and execution of infrastructure projects, such as roads, bridges, and buildings; Earthworks: Site preparation and excavation; Masonry: Execution of masonry work and building construction; Exterior design: Design and execution of outdoor spaces, such as parks, gardens, and squares; Material revaluation: Recycling and reuse of construction materials; Demolition: Building and structure demolition; Snow removal: Snow removal and winter maintenance; Spider excavators: Use of specialized heavy machinery for work in difficult terrain; Waterways: Design and execution of watercourses and riverbank works; Pedestrian paths: Construction and maintenance of footpaths and hiking trails. The company thus offers a wide range of services in the construction and infrastructure sector.