Siegfried Wanker

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.

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.

Ilbau Liegenschaftsverwaltung AG engages in the holding and management of participating interests in firms in the construction industry. The company is headquartered in Cologne, Germany.

Ed. Züblin AG engages in the provision of building construction and civil engineering services. Its services include turnkey construction, structural maintenance, tunnelling, ground engineering, structural steelwork, timber construction, environmental technology, bridge construction, chimney and refractory engineering, construction logistics, and modular construction . The company was founded by Eduard Züblin in 1898 and is headquartered in Stuttgart, Germany.

AKA Alföld Koncessziós Autópálya Zrt. owns and operates a motorway. It offers road maintenance, patrol, cleaning, and repair works, obstruction, ice, and snow removal solutions, and emergency assistance services. The company was founded in May 1994 and is headquartered in Budapest, Hungary.

BAU Holding Beteiligungs AG designs and constructs expressways and roads. The company was founded in1999 and is headquartered in Spittal an der Drau, Austria.

Part of STRABAG SE, Strabag a.s. is a leading construction company based in Prague, Czechia. The Czech company implements all types of construction in the transport, civil engineering, and civil engineering sectors.

Part of STRABAG SE, Strabag Property & Facility Services GmbH is a German company that provides integrated real estate and industrial services. The private company is based in Frankfurt am Main, Germany. The CEO of the company is Stefan Babsch.