Acquisition, sale, brokerage and management of real estate and other assets, development, planning and construction of residential and commercial buildings as a general contractor, provision of services in the field of information technology and licensing, acquisition, sale, brokerage, management and exploitation of know-how, patents, licenses and other intellectual property rights, acquisition, sale, brokerage and management of corporate participations as well as trade in goods and rights of a material and immaterial nature, including customer consulting; full purpose description according to the articles of association