Located in the heart of Sion on Route du Manège, Geosat SA is a leading engineering and official surveying firm. Specializing in official surveying, 3D mapping, and monitoring, our firm has provided high-precision solutions since 2001. We welcome you from Monday to Friday, 7:30 AM to 5:00 PM, for all your needs in geoinformatics, rural development, and civil engineering. ISO 9001 and 14001 certified, Geosat SA guarantees sustainable and innovative expertise for public and private infrastructure in Valais.