Manufacture, repair and maintenance of industrial plants of all kinds, execution of steel construction and steel assembly work, in particular steel assembly of hydroelectric power plants, execution of transports of all kinds, trade in and rental of construction equipment of all kinds. The company can establish branches and subsidiaries in Switzerland and abroad and participate in other companies in Switzerland and abroad. It can also carry out financing for its own account or for the account of third parties, as well as provide guarantees and sureties for subsidiaries and third parties.