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Board of Directors

Honorary Chairman

Karel Vinck
Thomas Leysen

Thomas Leysen, 54

Chairman, Non-Executive Director

Thomas Leysen became Chairman of Umicore in November 2008 after having served as Chief Executive Officer of Umicore since 2000. Since 1 October 2011 he is Chairman of KBC Group, a banking and insurance group. He is also Chairman of Corelio, a Belgian media group. He also serves as director of the King Baudouin Foundation.


Director since: 10 May 2000


Expiry of mandate: Ordinary General Meeting of 2015


Chairman since: 19 November 2008


Chairman of the Nomination & Remuneration Committee since: 19 November 2008

Marc Grynberg

Marc Grynberg, 49

Chief Executive Officer, Executive Director

Marc Grynberg was appointed Chief Executive Officer of Umicore in November 2008. He was head of the Group's Automotive Catalysts business unit from 2006 to 2008 and served as Umicore's Chief Financial Officer from 2000 until 2006. He joined Umicore in 1996 as Group Controller. Marc holds a Commercial Engineering degree from the University of Brussels (Ecole de Commerce Solvay) and, prior to joining Umicore, worked for DuPont de Nemours in Brussels and Geneva.


Director since: 19 November 2008


Expiry of mandate: Ordinary General Meeting of 2015


Chief Executive Officer since: 19 November 2008

Isabelle Bouillot

Isabelle Bouillot, 65

Non-Executive Director

Isabelle Bouillot holds a diploma of the French "National School of Administration". She has occupied different positions in French public administrations, among them economic advisor for the President of the Republic between 1989 and 1991 and Budget Director at the Ministry of Economy and Finance between 1991 and 1995. She joined the Caisse des Dépôts et Consignations as Deputy Chief Executive Officer in 1995 and was in charge of financial and banking activities. Between 2000 and 2003, she was Chief Executive Officer of the Investment Bank of the Group CDC IXIS. She is presently President of China Equity Links and a member of the Board of Saint-Gobain and Air France KLM.


Director since: 14 April 2004


Expiry of mandate: Ordinary General Meeting of 2016

Uwe-Ernst Bufe

Uwe-Ernst Bufe, 70

Non-Executive Director

Uwe-Ernst Bufe was CEO of Degussa until May 2000. He is a member of the Supervisory Board of Akzo Nobel N.V. (Netherlands).


Director since: 26 May 2004


Expiry of mandate: Ordinary General Meeting of 2014

Arnoud de Pret

Arnoud de Pret, 70

Non-Executive Director

Arnoud de Pret was with Morgan Guaranty Trust Company in New York from 1972 until 1978. From 1978 until 1981 he was group treasurer of Cockerill-Sambre, and until 1990 he was group finance manager and member of the Executive Committee of UCB. He was Chief Financial Officer and member of the Executive Committee of Umicore from 1991 until May 2000. He is a member of the Board of Sibelco, UCB and L'Intégrale. He is a member of the Supervisory Board of Euronext N.V.


Director since: 10 May 2000


Expiry of mandate: Ordinary General Meeting of 2015


Member of the Audit Committee since: 1 January 2001 (Chairman since 26 April 2011)

Ines Kolmsee

Ines Kolmsee, 44

Independent, Non-Executive Director

Ines Kolmsee holds several degrees in engineering (TU Berlin, Germany and Ecole des Mines de Saint-Etienne, France) as well as an MBA degree (Business School INSEAD - France/Singapore). Since 2004 she has been CEO of SKW Stahl-Metallurgie Group, a specialty chemicals company with operations worldwide. She is also a member of the Supervisory Board of Fuchs Petrolub AG. In the past she occupied different positions, including as Chief Financial Officer at Arques Industries AG.


Director since: 26 April 2011


Expiry of mandate: Ordinary General Meeting of 2017


Member of the Audit Committee since: 26 April 2011

Barbara Kux

Barbara Kux, 60

Independent, Non-Executive Director

Barbara Kux holds an MBA with Distinction from INSEAD. She serves as a Member of the Board of Directors of Total, France, Firmenich, Switzerland and Pargesa Holding, Switzerland. She is also a Member of the Supervisory Board of Henkel, Germany. She was a member of the Managing Board at Siemens AG, where she was Head of Supply Chain Management and Chief Sustainability Officer. Prior to that, she held management positions in leading global companies and was a Management Consultant at McKinsey.


Director since: 1 January 2014


Expiry of mandate: Ordinary General Meeting of 2017


Member of the Nomination & Remuneration Committee since: 1 January 2014

Jonathan Oppenheimer

Jonathan Oppenheimer, 45

Non-Executive Director

Jonathan Oppenheimer has responsibility for various Oppenheimer Family investment activities across different asset classes. Within the group he chairs Tana Africa Capital, an Africa-focused joint venture with Temasek, and sits on a number of other boards. He was an Executive Director of De Beers S.A. from 2006-2012 where he held a number of different roles.


Director since: 5 September 2001


Expiry of mandate: Ordinary General Meeting of 2017

Rudi Thomaes

Rudi Thomaes, 62

Independent, Non-Executive Director

Mr. Thomaes studied law at the University of Antwerp. From 2004 until September 2012 he was the Chief Executive Officer of the Belgian employers' federation (FEB-VBO) and Regent of the National Bank of Belgium. He previously served as Managing Director and Chairman of the management committee of Alcatel Bell NV. He is currently Secretary General of the Belgian Chapter of the International Chamber of Commerce, Chairman of the Beheersmaatschappij Antwerpen Mobiel (BAM) NV, Chairman of Restore NV, an Antwerp based energy technology start-up company, and independent director at Armonea NV.


Director since: 24 April 2012


Expiry of mandate: Ordinary General Meeting of 2015


Member of the Audit Committee since: 30 April 2013


Member of the Nomination and Remuneration Committee since: 24 April 2012