Development and renovation of properties; consulting for property owners and conducting real estate transactions of all kinds, in particular acquisition, financing, management, rental and trading of properties; execution and brokerage of property transactions; execution and brokerage of transactions of all kinds in the finance, investment, trust and IT sectors; purchase, management and sale of patents, licenses, etc.; conclusion of loan agreements; participations; trade in, import and export of goods; acquisition, management and disposal of patents and licenses as well as properties and rights thereto; provision of financing as well as assumption of guarantees and sureties for subsidiaries and third parties.