Providing services as a general contractor in civil and structural engineering, particularly the execution of project and construction management as well as the performance of construction work. Renovation and refurbishment work, particularly apartment conversions and partial and complete renovations including drywall work. Execution of tile work in interior and exterior areas, particularly the laying of ceramic, fine stoneware and natural stone tiles as well as repair and renovation work. Execution of natural stone work, curb and edging installations, utility line work as well as the construction of parking lots, paving and landscaping work. Planning and realization of terraces, paths, forecourts and other exterior facilities including substructure and leveling work. Acquisition, sale, administration, leasing and brokerage of real estate as well as the purchase and sale of land. Trade in goods of all kinds as well as the provision of further related services and activities.