Jump to content Companies Services Projects Career media DE about usorganizationInvestor RelationsComplianceCSRLocations history history Innovative strength since 1869. At the end of the 1850s, Vienna's fortifications were dismantled and the 300-meter-wide glacis around Vienna's inner city was abandoned. The development of this area triggered an unprecedented building boom. In 1869 the “Allgemeine Österreichische Baugesellschaft” was founded and was listed on the Vienna Stock Exchange from the start. On the occasion of the World Exhibition of 1873 in Vienna, she built seven exhibition pavilions and numerous hotels. 1873-1874 house on the corner of Albertinaplatz, Vienna © PORR Concrete pioneer Arthur Porr. Anfang des 20. Jahrhunderts führten Erfindungen von Zivilingenieur Arthur Porr zum maßgeblichen Durchbruch in der Betonbauweise und sicherten die Technologieführerschaft der 1927 mit Porrs Unternehmen fusionierten „Allgemeinen Baugesellschaft – A. Porr Aktiengesellschaft“. Arthur Porr © PORR Tradition im Bauwesen. Einer der ersten Aufträge der „Allgemeinen österreichischen Baugesellschaft“ bestand im Ausbau der Pferdeeisenbahn von Linz nach Budweis. 1870 war ein Drittel der Strecke fertig gestellt. Es folgten weitere Aufträge in vielen Teilen der Donaumonarchie. 1907-1909 Haus der Industrie, Wien © PORR AG Akzente nach 1945. After the Second World War, PORR participated intensively in the reconstruction of Austria. During this time, the company was entrusted with the reconstruction of the Vienna State Opera, the construction of the Ringturm or the Kaprun power station - PORR thus actively contributed to leading Austria into a new and successful future. 1951-1955 Glockner-Kaprun Tauern power plant, Salzburg © PORR From 1869 to today: innovation and tradition. 1869 founding "General Austrian construction company" first stock market listing in 1873 the occasion of the World Exhibition in Vienna construction of seven exhibition pavilions and numerous hotels 1927 merger "General construction company - A. Porr Aktiengesellschaft" in 1930 pioneering achievements such as the Grossglockner High Alpine Road construction of several power plants, road, rail - and industrial buildings 1960 Implementation of large general contractor projects Construction of office and commercial buildings, including the Ringturm in Vienna 1999 Relocation to the new PORR headquarters on Vienna's Laaer Berg 2011 Extensive restructuring and establishment of the powerful PORR Bau GmbH 2013 change of company name to Allgemeine Baugesellschaft-A. Porr Aktiengesellschaft in PORR AG 2014 PORR spins off the real estate division and becomes a pure construction company. 2016 Merger of TEERAG-ASDAG AG with PORR Bau GmbH Your fast connection to PORR in Austria. PORR AG Absberggasse 47 1100 Vienna Austria T +43 50 626-0 office @ porr.at Press service T +43 50 626-3338 comms @ porr-group.com Contact persons Structural engineering Civil engineering / infrastructure Environmental technology Design & engineering Special skills Career To the career portal PORR machine exchange The PORR machine exchange offers you a wide selection of used construction machinery, equipment and vehicles from the Group's equipment pool. To the machine exchange PORR on social media Home imprint Data protection