Purchase, sale, management, brokerage and development of real estate, planning and realization of all types of construction projects, provision of all kinds of real estate services as well as appraisals and valuations of real estate; may establish branches and subsidiaries, participate in other companies, acquire, encumber, sell and manage real property, arrange financing for its own account or for third-party account, acquire patents, licenses and other intangible assets, and grant guarantees and sureties for subsidiaries and third parties.