Purchase, sale, brokerage and management of real estate as well as construction of buildings on its own account and on behalf of third parties, furthermore holding and managing participations in other companies, execution of work as painters, plasterers and master builders. May establish branch offices and subsidiaries, acquire similar or related companies or merge with such companies, as well as enter into all transactions and conclude contracts that are suitable to promote the purpose of the company or are directly or indirectly related thereto.