Wintershall Dea is Europe’s leading independent natural gas and crude oil company. The company's Executive Board unites a broad range of expertise, international experience and various nationalities.
Wintershall Dea's shareholders are BASF and LetterOne. With its around 4,000 employees from more than 50 countries, the company explores for and produces natural gas and crude oil worldwide – in the most efficient and responsible way. Our mission is to offer solutions to meet the challenges of the future, in particular the world’s growing need for energy, and climate change. With our policy of growth geared toward sustainability, we aim to create long-term value for our shareholders, employees, partners and society. Technological competence, operational excellence and strong partnerships: Those are the success factors in international business. This is our management team.
Chairman of the Board and Chief Executive Officer (CEO)
Chief Executive Officer Mario Mehren is responsible for the areas of Human Resources, General Counsel, Corporate Communications, HSEQ, Strategy and M&A, and Investor Relations. After completing his studies in Business Administration at Saarland University in Saarbrücken, he began his professional career in 1998 as specialist adviser in BASF’s Group Accounting section. The business graduate moved to Wintershall in 2006. He joined Wintershall’s Board of Executive Directors in 2011 and has been CEO from 2015.
How we are positioned as a company and how we work makes it clear who we are: Our roots are in Germany, our home is Europe and our work is global.
Member of the Board, Chief Operating Officer (COO), Region EMEA
As Chief Operating Officer (COO), Dawn Summers is responsible for the Business Units Germany, Norway, the Netherlands, UK and Denmark, Egypt, Libya, Algeria and UAE. Dawn Summers holds a degree in Chemical Engineering from Edinburgh University and Executive Operations Leadership from MIT Sloane School of Management. She has more than 25 years of international experience in the gas and oil industry and has worked for BP, Genel Energy, Origin Energy, and Beach Energy, among others.
Member of the Board, Region Russia, Latin America and Transportation
Thilo Wieland is in charge of the Business Units Russia, Achimgaz, Argentina, Mexico, Brazil and Midstream. After studying Industrial Engineering at the Technical University of Berlin, he joined Wintershall Erdgas Handelshaus in Berlin in 1999. That was followed by various posts at the Wintershall Group. Among other things, he was responsible for Nord Stream and other gas transport projects. He was also a member of Wintershall’s Board of Executive Directors from 2015.
Member of the Board, Chief Technology Officer (CTO)
Hugo Dijkgraaf is the board member responsible for Digital Transformation, Technology and Innovation, Integrated Reservoir Management, Global Exploration, Global Development and Engineering, Global Production and Operational Excellence, Major Project Nova and Major Project Dvalin. The Dutchman has a Master’s degree in Petroleum Engineering from Delft University of Technology, joined Wintershall in 2000, and assumed various technical and management tasks. Since 2017, he was heading the Norwegian activities as Managing Director of Wintershall Norge.
Member of the Board, CFO
Paul Smith is the board member in charge of Accounting and Reporting, Corporate Finance and Treasury, Information Technology, Procurement, Corporate Audit, and Marketing and Sales. The Dutchman studied Business Organization at the Heriot-Watt University in Edinburgh and began his career at BP in Aberdeen in 1993. After that he worked for various international companies in diverse management posts. He was last CFO and Executive Vice President Corporate Development at Vesta Energy in Calgary.
Deputy Chairman, employee representative
Member, employee representative
Member, employee representative