Ludwig Ferdinand Steinbauer

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.

EFKON GmbH provides intelligent transportation systems, electronic toll collection, enforcement, and traffic telematic solutions. It offers solutions such as operations and fleet management. The company was founded by Helmut Rieder and Raimund Pammer in 1994 and is headquartered in Raaba, Austria.

Part of PORR AG, hospitals Projektentwicklungsges mbH is an Austrian company that specializes in the construction and operation of healthcare facilities. The company is based in Graz, Austria. The CEOs of the company are Stefan Günther, Ludwig Ferdinand Steinbauer.

Part of PORR AG, PORR Bau GmbH is a modern construction group with 150 years of experience and active in all areas of the construction industry. The company is based in Vienna, Austria. PORR Bau offers property management services as part of their holistic, sustainable, and life cycle-oriented building management. Additionally, their subsidiary PORR Alu Sommer specializes in metal and glass facades that enhance the aesthetic appeal of buildings.

Part of PORR AG, PORR Beteiligungen und Management GmbH functions as an investment holding Austrian company. The company is based in Vienna, Austria. The CEOs are Kurt Lackner, Ludwig Ferdinand Steinbauer. The company was founded in 2015.