Acquisition, management and exploitation of participations in other companies, in particular those in the construction industry. May establish branches and subsidiaries, participate in other companies, acquire and exploit licenses, concessions and rights, acquire, encumber, sell and manage real estate, acquire or merge with similar or related companies, provide financing for its own account or for the account of third parties, grant guarantees and warranties for subsidiaries and third parties, and in general, conduct all business and conclude contracts that are suitable to promote the purpose of the company or are directly or indirectly related thereto.