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People

Klaus Ohlig, CTO of thyssenkrupp nucera.

thyssenkrupp nucera Management AG has appointed Klaus Ohlig as its new Chief Technology Officer (CTO), effective from July 1st, 2025. Klaus Ohlig will succeed Fulvio Federico, who has decided to not extend his contract for personal reasons. To ensure a smooth and seamless transition, Fulvio Federico will continue to support thyssenkrupp nucera on a consultancy basis for at least one year, providing strategic guidance and technical expertise to maintain continuity and stability.

“We are delighted to welcome Klaus Ohlig to thyssenkrupp nucera. With over 30 years of extensive experience in process engineering and a proven track record of leading diverse technology portfolios, his expertise will be instrumental in advancing thyssenkrupp nucera’s commitment to technology leadership. Klaus Ohlig will play a key role in advancing technological and key components’ capabilities and strengthen nucera’s market position. We would also like to express our heartfelt thanks to Fulvio Federico for his significant contribution and dedication over the last decade”, said Dr. Volkmar Dinstuhl, Chairman of the Supervisory Board.

Ohlig’s career includes senior leadership roles at Linde, notably as Executive Director Research & Development at Linde Engineering in Pullach, where he managed global teams and was responsible for the development and expansion of Linde Engineering’s technology portfolio. Before that, he was Managing Director of Linde Kryotechnik AG in Switzerland.

thyssenkrupp nucera previously agreed to extend the existing CEO contract with Dr. Werner Ponikwar by a further five years until July 2030. In addition, the board decided to appoint Dr. Stefan Hahn as new CFO starting from March 1st, 2025. Hahn will succeed Dr. Arno Pfannschmidt, who is retiring.

“Werner Ponikwar has been driving the development of thyssenkrupp nucera as a strong player in the hydrogen market in recent years. Under his leadership, the company successfully completed the IPO in July 2023, established itself in the dynamic and evolving hydrogen market and brought high-technology products to market. His strategic vision and commitment to innovation have been pivotal for thyssenkrupp nucera’s growth journey and we are looking forward to continuing our trusting collaboration”, says Dr. Volkmar Dinstuhl, Chairman of the Supervisory Board.

Stefan Hahn joins from thyssenkrupp AG, where he has held various senior positions in the Finance & Controlling department, most recently as interim CFO for the Business Unit Polysius and Head of Controlling, Accounting and Risk of the Business Segment Decarbon Technologies. He has also served as CFO of the Business Unit Automation Engineering.

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