Nadja Bernhard

News Reporter - ORF

Conference Moderator

Nadja Bernhard started her career in 2001 in Rome, as a producer for ORF - Austrian TV. In 2005 she became ORF’s correspondent for Italy. In 2008, the year of the US presidential election, she transferred to Washington, DC. She was also sent to Haiti, to cover the earthquake and the cholera epidemic. As a crisis reporter she covered the revolution on Tahrir Square in Cairo, reported from Tripolis and Bagdad. In 2012 she presented “Kulturmontag“, ORF‘s show on art and culture. Since 2013 she is anchorwoman of ORF‘s main news show “Zeit im Bild“. 

Ad Buisman

Global Construction & Engineering Leader - EY

Technology Trends to Watch by International Contractors – Digitalisation, Education and Resources Optimisation

Ad Buisman joined Ernst and Young in 1984, has been a Partner since 1994 and heads the Global Construction & Engineering Group of EY. He has more than 30 years of experience in the fields of auditing, corporate real estate and construction advisory services and transaction support, including financing and valuation issues and supervising property transactions. He serves and has served a wide variety of Construction and Real Estate clients and maintains a significant real estate network in Europe, knowing many of the CEO’s and CFO’s of Europe’s main listed and unlisted construction and real estate companies. Ad Buisman annually hosts EY’s Engineering & Construction European Round Table and leads a number of digital initiatives within EY.

Santiago Castagnino

Partner & Managing Director - BCG

The Future of Construction

Santiago Castagnino joined The Boston Consulting Group in 2005. He is a core member of the Industrial Goods and Operations practices, specializing in infrastructure (engineering, construction, services, and concessions) and engineered products for a variety of projects involving operational-efficiency improvement, organization design, strategy definition, and postmerger integrations. Some of his key client work has included strategy definition for civil infrastructure; engineering, procurement, and construction (EPC) and infrastructure concession companies; market entry strategy in EPC (mining, power transmission, oil and gas); operational improvement in construction and shipbuilding; and turnarounds and reorganizations for machinery, rolling stock, and infrastructure clients. Santiago Castagnino leads the operational improvement topic in the construction sector and collaborates with the World Economic Forum on construction and infrastructure topics.

European International Contractors

Spring 2018

General Assembly

Spring General Assembly 2018

Roger Flanagan

University of Reading - School of Construction Management and Engineering

Future Developments in the International Construction Market

Roger Flanagan is a Professor at the School of Construction Management and Engineering, University of Reading, UK. His industrial experience includes previously being a member of the Board of Directors of Skanska, and a non-executive member of the Board of Directors of Halcrow Group (now Jacobs). He has been a member of Board of Directors and Advisory Board member in the US, Hong Kong, China, South Africa, Switzerland, Canada, and the UK.

Jesús Sierra Gonzalez

Member of the Executive Board of Directors - Acciona Infraestructuras


Jesús Sierra Gonzalez joined Acciona in 2015. He is Managing Director of EMEA Region and member of the Executive Board of Directors of Acciona Infraestructuras, a holding company that encompasses the activities of civil construction, energy, water and services within Acciona Group. He has over 25 years of experience. His career has always been related to the international market, his industrial background includes being International Business Director at Isolux Corsan and previously International Director of RVI.

Søren Holm Johansen

Group Executive Director for Markets and Global Practices - Ramboll


With nearly 30 years tenure for Ramboll, Søren Holm Johansen has spent the last ten years as a member of Ramboll's Group Executive Board and prior to this five years as Managing Director of Ramboll Denmark A/S. He is responsible for the global Buildings and Transport markets, the Energy unit incl. Oil/Gas as well as the Middle East & Asia region

Massimo Malvagna

CEO - Itinera


Massimo Malvagna achieved a Master Degree in Civil Engineering at the Polytechnics of Torino in 1977. He joined Impregilo in 1979 and gained experience through direct involvement in many projects. since then, he has been the general manager of “High Speed Railway Genova-Milano“, CEO of Fisia Italimpianti, which belongs to the Impregilo Group. Subsequently he became Deputy General Manager of Impregilo and was a member of the executive committee of the Panama Canal project. In 2014 he joined the Gavio Group and is now CEO of Itinera.

Erwin Marchhart

Oesterreichische Kontrollbank AG - Senior Director Client Advisory Export Services

The International Construction Market 2025 – Opportunities and Risks from an Export Credit Agency's Perspective

Erwin Marchhart has been working for OeKB, the Austrian Export Credit Agency, for more than twenty years. Based on his technical education - he studied Metallurgy at the University of Mining Leoben/Austria with special focus on Business Administration - he started in project analyses in 1992 and gathered project finance experience in the sectors of pulp & paper, metallurgy, hotel and infrastructure in Eastern Europe and Asia. In 1997 he joined the VA TECH group to arrange project financing mainly in the sectors of hydro power, water supply and water treatment. Since 2001 he has been working again for OeKB in different positions in export services and is now heading a client advisory export services team, which has successfully supported Austrian exporters and investors in their export finance transactions.

Karl-Heinz Strauss



After graduating from the Technical College of Civil Engineering in Krems, Karl-Heinz Strauss studied at Harvard University, the Management Business School in St. Gallen and gained his MBA from the IMADEC University in Vienna. Until 2000 he worked in various positions at Raiffeisen Zentralbank – including in the construction and real estate divisions. He then founded Strauss & Partner Immobilien GmbH; one of its best known projects is the Euro Plaza am Wienerberg. In September 2010 he took over as Chief Executive Officer of PORR AG. 

Burak Talu

Executive Board Member and CEO - Dogus Construction and Trade Inc.


Burak Talu received his bachelor’s degree in Civil Engineering from Istanbul Technical University in 1992 and completed his MBA in Boston College in 1996. He started his professional life in Garanti Securities before he served as a Project Manager in Harza Engineering in Chicago. Following 14 years in various positions under the body of Dogus Group, he currently serves as the Executive Board Member in Doğuş Construction and as a Board Member in the sister company Ayson Geotechnical and Marine Construction Co. He also serves as the Vice Chairman of the Board of Turkish Contractors Association and Executive Committee Member of American-USA Business Council in Foreign Economic Relations Board.

Jochen Wagner

Head of Real Estate Supply Projects - BMW Group

Productivity Transformation: Lessons Learned by the Automotive Industry - What the Construction Industry should be prepared for

After studying mechanical engineering and subsequent doctoral studies, Jochen Wagner gained initial professional experience at Thyssen Krupp in the area of production/technology. After moving to the BMW Group in 1998, he was responsible as project manager for vehicle projects in Munich. After moving to the UK in 2005, he was responsible for Quality and Start-up of the MINI at the Swindon plant, where he gained initial experience with the value-added-oriented production system based on the Toyota philosophy. After returning to Munich in 2009, he assumed responsibility for the implementation of major construction projects worldwide such as the BMW plant in Brazil in 2013/2014.