To provide consulting and engineering services such as feasibility studies, design, interdisciplinary coordination, procurement, site management, production of graphic documents for civil engineering, hydraulic engineering for drinking water and waste water, hydrology and hydrogeology, energy transport and distribution networks, road, rail, river, geotechnical and environmental works to public and private entities. It may also be active in the fields of architecture, construction and industrial and civil plant engineering. To carry out technical and legal appraisals, inspections, non-destructive testing and technical certifications. The company may acquire, sell, manage assets useful for achieving the social purpose. It may participate in other companies with similar purposes, carry out financial, commercial and intellectual activities that contribute to the achievement of the social purpose in a manner deemed suitable. It may open branches and subsidiaries in Switzerland and abroad.