Acquisition, execution and brokerage of domestic and foreign installations, in particular steel structure installations, facade cladding of all kinds, installation of metal roofs, gates and windows, as well as construction of buildings from prefabricated elements; furthermore, trade in all building materials and products related to the main purpose. The company may establish branches and subsidiaries at home and abroad, participate in other companies at home and abroad, acquire, encumber, sell and manage real estate at home and abroad, arrange financing for its own account or for third-party account, and provide guarantees and sureties for subsidiaries and third parties.