Werner Holzfeind

STRABAG AG provides building, construction, and technical services. The firm engages in the design, planning, billing, and construction of structures and technical installations. It also sells and distributes building components, materials, and equipment. The company was founded in 1895 and is headquartered in Cologne, Germany.

STRABAG SE provides industrial engineering and construction services. The company provides services including architecture & engineering, tunneling and general construction and the group operates in every stage of construction from financing to project management. It operates mainly in Austria, Germany and Hungary and in other countries in central and eastern Europe. Its projects include Hungarian motorway, mass transit systems in Austria and a power plant in Turkey. It offers services like master builder, general contractor´s services, renovation, conversion, concreting, planning and building controlling. Founded in 1895, the company is headquartered in Vienna, Austria.

Stratebau GmbH provides road, sewer and pipeline, earthworks, waterproofing and restoration, large milling machines, building material recycling, special designs, sports facilities, concrete and natural stone paving construction services. The company was established in 1937 and is headquartered in Regensburg, Germany.