Management of participations and related acquisition and disposal of such participations in companies of all kinds domestically and abroad, in particular in real estate companies, as well as financing and execution of all transactions related to the aforementioned purposes, furthermore rental and sale of construction machinery and equipment as well as all services to be provided in this context, acquisition, management, administration, development and disposal of real estate. May participate in other companies, acquire, manage, broker and dispose of real property, licenses, patents and other intangible assets, furthermore establish branches and subsidiaries domestically and abroad and generally conduct all business that is related to the purpose of the company or suitable to promote it.