Construction, operation and maintenance, in particular of renewable energy systems such as solar, hydroelectric (hydraulic turbines), biogas and wind power, etc.; the company plans, builds and operates electrical distribution networks; it carries out energy analyses of buildings and is active in the field of energy renovation; furthermore, its purpose is the planning, construction and operation of freshwater treatment plants, in particular desalination plants, as well as the purification and treatment of wastewater through the planning, construction and operation of wastewater treatment plants (cf. articles of association for full purpose)