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Construction is a people business. Dedicated teams secure our success. Entrepreneurial thinking is becoming ever more important. We are ideally equipped for the future with our management team, a team that encourages every PORRian to contribute and play a proactive role in shaping PORR.

Group Executive Board

There is a Group Executive Board at the head of PORR: Karl-Heinz Strauss as CEO, interim CFO and major shareholder in a syndicate with IGO Industries, Josef Pein and Jürgen Raschendorfer as COO. Their comprehensive expertise and competencies in the fields of economics, financing and construction are what makes our Board a powerful team, while their forward-looking ideas ensure stability and continuity.


Karl-Heinz Strauss, MBA, FRICS (CEO)

Born 1960, married, one son, one daughter.

After graduating from the technical college of civil engineering, Karl-Heinz Strauss studied at Harvard University, at the Management Business School in St. Gallen and received his MBA from the IMADEC University in Vienna. Until 2000, he held various positions at Raiffeisen Zentralbank – including in the construction and real-estate divisions. He then founded Strauss & Partner Immobilien GmbH, whose best-known projects include the EURO PLAZA office park in Vienna. He took over as Chief Executive Officer of PORR AG in September 2010.

Josef Pein (COO)

Born 1958.

After his technical education at the HTBLA Graz, Josef Pein started his career at the Styrian civil engineering company Rauppach and subsequently worked as division manager of structural engineering Styria at the company Kapsreiter. He has been employed by PORR since 1987 and has been able to achieve all the technical career steps from project manager, divisional manager to  board member of PORR Projekt und Hochbau AG and of Teerag-Asdag AG. From May 2011 to December 2019 he was managing director of PORR Bau GmbH and with 1 January 2020, he moved to the board of PORR AG.

Jürgen Raschendorfer (COO)

Born 1972, married, one daughter, one son.

Jürgen Raschendorfer studied civil engineering at the University of Wuppertal and graduated in 1999. He began his career at Ed. Züblin AG. Until 2020, he was responsible for the non-European international construction business within the STRABAG Group. As a member of the Executive Board and COO of PORR AG, Jürgen Raschendorfer is responsible for Poland, Norway, GCC (United Arab Emirates, Qatar), tunnelling and infrastructure.

Members of the Executive Board

The Executive Board is the management body for the PORR operating business. It bundles the operating competencies from the individual business units and selected shared services. With their expertise, the members of the Executive Board support our Group Executive Board for every decision with their specialist and detailed knowledge.

Member of Executive Board

Martina Auer-Klass
DI Klaus Bleckenwegner
Mag. Jakub Chojnacki
DI Josef-Dieter Deix
Ing. Martin Hanáček, MBA
DI Thorsten Härtel
Mag. Milena Ioveva
DI Claude-Patrick Jeutter
DI Piotr Kledzik
Mag. Ing. Kurt Lackner
Ing. Paul Lamprecht
Mag. Reinhold Pfeifer
Ing. Hubert Seifert
Bmstr. DI Zeljko Vocinkic
Bmstr. DI (FH) DI Gernot Wagner
Dipl.-Wirt.-Ing. (FH) Werner Zenz

Supervisory Board

The Supervisory Board of PORR AG consists of experienced, successful entrepreneurs and managers and supports our management team with regard to strategic issues.


Karl Pistotnik (Chairman)
Klaus Ortner (Deputy Chairman)


Michael Diederich
Robert Grüneis
Walter Knirsch
Iris Ortner
Bernhard Vanas
Susanne Weiss
Thomas Winischhofer

Appointed by the Works Council

Peter Grandits
Gottfried Hatzenbichler
Michael Kaincz
Wolfgang Ringhofer
Dipl.-Ing. Michael Tomitz