Planning, design and execution of conversions and new constructions as well as renovations, assumption of construction management tasks, construction and project management mandates, execution of general contractor contracts and other services in the construction industry; exercise of fiduciary activities for the construction industry, in particular organization, planning, implementation and administration of new constructions and overall developments. Acquisition, management, rental, leasing and sale of real estate and plots of all kinds; full purpose description according to the articles of association.