Assumption of construction management services such as architectural, project and construction management services of all kinds; development, realization and utilization of real estate and construction projects of all kinds as well as management, rental and brokerage of properties; provision of related services, in particular project management, consulting and support in development, environmental and financing matters; participations; acquisition, holding, management and disposal of land, securities, copyrights, patents and licenses of all kinds; trade in goods of all kinds; financing and provision of guarantees and sureties for subsidiaries and third parties.