Purchase, sale, management and brokerage of real estate, operation of an architecture and engineering office, planning and realization of all types of construction projects, both as planner, general planner, general and total contractor, provision of real estate services of all kinds, appraisal and valuation of real estate, assumption of consulting and board mandates; may establish branches and subsidiaries, participate in other companies, acquire, encumber, sell and manage real estate, arrange financing for its own or third-party account, and provide guarantees and sureties for subsidiaries and third parties.