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Management Board

Bart Sap, 46

Chief Executive Officer

Bart Sap was appointed Executive Vice-President Catalysis on March 1, 2021. He joined Umicore in 2004 as controller for Cobalt & Specialty Materials and, after successive assignments in Korea and Belgium covering finance, supply and refining of battery raw materials, business development and operations, he became Senior Vice-President for Cobalt & Specialty Materials and Supply at the beginning of 2020. Bart holds a Master’s Degree in Commercial Science from Vlekho in Brussels, Belgium, with majors in Accountancy and Taxation.

Ralph Kiessling, 59

Executive Vice-President Umicore Battery Materials

Ralph was appointed Executive Vice-President Energy & Surface Technologies in March 2021 after having served as Executive Vice-President Catalysis since February 2019. Prior to that, he occupied successive management functions in the Catalysis segment in Europe and Asia covering process technology, operations, business controlling and general management. Before joining Umicore in 2003, Ralph held management positions in the Degussa group from 1995. He holds a PhD degree in Chemical Engineering from the Erlangen-Nuremberg Friedrich-Alexander University, Germany. 

Wannes Peferoen, 43

Chief Financial Officer

Wannes was appointed Chief Financial Officer in October 2022. He joined Umicore in 2005 and accumulated over 10 years’ experience as a controller of several business units, building up a strong expertise in financial controlling including strategic planning, introducing new systems and managing financial risk. Subsequently Wannes held positions in general management in Belgium and France, and served as Senior Vice President for Electro-Optic Materials. Prior to Umicore, Wannes worked for PriceWaterhouseCoopers in audit & advisory. Wannes holds a Master's degree in Business Engineering from the Katholieke Universiteit Leuven and an MBA from the Vlerick Business School.

Géraldine Nolens, 52

Executive Vice-President ESG & General Counsel

Géraldine was appointed General Counsel of the Group in 2009 and joined the Management Board in 2015. She is also responsible for ESG, Environment, Health & Safety, procurement and internal audit. She started her career at the international law firm Cleary Gottlieb Steen & Hamilton before joining GDF Suez (now Engie) in 2001, where she was Electrabel’s Chief Legal Officer for Southern Europe, France and new European markets. Géraldine’s career includes periods working and living in the US, Germany, Italy and Belgium. She studied law in Belgium and Germany before obtaining her Master of Laws at the University of Chicago.

Ana Fonseca Nordang, 47

Executive Vice-President People & Organization 

Ana Fonseca Nordang was appointed Executive Vice-President People and Organization on September 1st 2023. She brings over 20 years of international experience in various executive human resources roles and spent the largest part of her career at Equinor, previously Statoil, where most recently she served as Senior Vice President Renewables. Prior to that, she was the group’s Chief Human Resources Officer. Ana holds a Bachelor Degree in Politics & International Relations from the University of Kent, Canterbury, UK and an MBA from the George Washington  University School of Business, USA.

Geert Olbrechts, 50

Executive Vice President & Chief Technology Officer

Geert Olbrechts was appointed Chief Technology Officer and Executive Vice-President on August 1st 2023. Geert began his career at Umicore in 2000 and prior to his appointment as CTO and EVP, he served as Senior Vice President Research & Technology and Supply at Umicore’s Automotive Catalysts (AC) business unit, having held different functions in controlling and product management in the same unit. Prior to joining AC in 2010 Geert occupied different positions in Research & Development and served as operations manager in the Precious Metals Refining business unit. Geert has a PhD in Physical Chemistry from the Catholic University of Leuven, Belgium, and an Executive MBA from Belgium’s Vlerick Management School.

Veerle Slenders, 53

Executive Vice-President Recycling

Veerle Slenders was appointed Executive Vice-President Recycling in June 2023. She brings over 30 years of international experience in various operating and commercial roles and spent 28 years at Praxair/Linde, a leading global industrial gases and engineering company serving a variety of end-markets.  Most recently, she served as their President of the Region Europe West and prior to that, was leading the Global Advanced Materials Technologies business after having led the global Safety, Health, Environment and Quality function through the merger integration. Veerle’s career includes periods working and living in the US, Germany, France and Belgium.   She holds a Master's Degree in Chemical Engineering from the University of Hasselt, Belgium, as well as a Postgraduate in Business Administration from the Catholic University of Leuven, Belgium.

Jensen Verhelle

Executive Vice-President Catalysis

Jensen Verhelle joined Umicore in September 2008 and has since held positions in finance, product management, operations and R&D within several of Umicore’s business units, including Electro-Optic Materials, Cobalt Specialty Materials as well as Precious Metals Chemistry. Since 2023 he served as Senior Vice President Automotive Catalysts and Strategic Procurement.