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Executive Board

Diversity is highly valued at Borealis and is essential to the company's success

The people driving Borealis to success represent a rich mixture of backgrounds, cultures, skills and competencies. The company employs more than 6,500 well-educated professionals from over 30 nations and, including its joint ventures, operates in over a dozen countries. Diversity is also reflected in the international nature of Borealis' owners and in the backgrounds of its Executive Board.

Alfred Stern

Chief Executive (CEO)

© Borealis

In April 2018, Alfred Stern was appointed CEO effective 2 July 2018. Alfred Stern held the position of Borealis Executive Vice President Polyolefins and Innovation & Technology since 2012.

Alfred Stern joined Borealis as Senior Vice President Innovation & Technology in 2008, coming from E.I. Du Pont de Nemours where he held several leadership positions in the areas of research and development, sales and marketing, and quality and business management in Switzerland, Germany and the United States. In his last assignment, he was Global Business Manager of a business unit in Engineering Polymers in the United States.

He holds a PhD in material science and a Master's Degree in polymer engineering and science, both from the University of Leoben in Austria.

Alfred Stern has been awarded, among others, the H.F. Mark Medal, the DuPont Award for a new product patent and a Prize of Honour from the Austrian Ministry of Science and Research.

An Austrian citizen, he is married and has two children.

Mark Tonkens

Chief Financial Officer (CFO)

© Borealis

Mark J. S. Tonkens joined Borealis in 2009, and since November 2014 held the position as CFO. Before that he held the position of Senior Vice President Group Controlling. He has a Master of Science (MSc) degree in Business Economics and a post graduate Chartered Accountant (Register accountant) degree from the University of Groningen in the Netherlands. Before joining Borealis he fulfilled a number of senior management roles in the Royal Philips group as CFO and Senior Vice President of various major global Business Units or Country Organisations located from the Netherlands and Greece in Europe to Taiwan and Hong Kong in Asia.

Mark Tonkens is a Dutch citizen, married, has three children and lives in Vienna, Austria.

Martijn van Koten

Executive Vice President Base Chemicals, Operations & HSE

© Borealis

Martijn van Koten was appointed Executive Vice President (EVP) Base Chemicals, Operations & Healt, Safety & Environment (HSE) in October 2018. Before, he already held the position EVP Operations & HSE since November 2013. 

He joined Borealis after a distinguished and varied career of more than 19 years at Shell, which has given him broad experience covering the disciplines of Manufacturing, Technical Service, R&D and Strategic Development.  As a member of Shell’s Global Manufacturing leadership team in his most recent role as Vice President Manufacturing East, based in Singapore, he represented Asia and the Middle East in the Global Manufacturing organisation and was responsible for Shell’s refineries, petrochemical plants and manufacturing joint ventures in the region. Prior to this assignment he fulfilled various roles ranging from Production Unit Manager, Project Manager and two times Site General Manager across several locations in the Netherlands, Germany, UK, Russia, Sweden and Singapore.

Martijn van Koten has a Masters (Ir) degree in Chemical Technology from Delft University of Technology, The Netherlands. He is married and has two daughters.

Philippe Roodhooft

Executive Vice President Middle East and Growth Projects

© Borealis

Philippe Roodhooft was appointed Executive Vice President Middle East and Growth Projects in November 2017.

He first joined Neste Chemicals in 1990 as a project engineer in Beringen, Belgium. After the merger with Statoil he became responsible for plant management in Borealis Kallo and later on in Beringen. He moved to Vienna, Austria in 2007 and since then fulfilled several senior management positions as General Manager for the Central European production sites, Senior Vice President Operations for the Borealis group of companies and Senior Vice President Supply Chain and Product Management for Polyolefins. In 2013 Philippe moved to Borouge ADP in the United Arab Emirates (UAE) as Chief Operating Officer.

He holds a Master degree Cum Laude in Applied Science from the “Katholieke Universiteit Leuven”, Belgium with a specialisation in Production Management and Electro Mechanical Engineering. Philippe was born in 1963 and is a Belgian citizen. He is married, has 2 children and lives in Vienna, Austria.

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