Supervisory Board

The core tasks of the Supervisory Board are to advise and supervise the Executive Board in its management of the company. In accordance with the law, certain fundamental decisions may only be made with its approval. It has determined that, in addition, certain types of transactions require its approval. The members of the Supervisory Board are liable to the company for any dereliction of duty.

The Supervisory Board comprises 21 members, specifically ten shareholder and ten employee representatives plus one other member. This composition has been laid down under the provisions of the Co-Determination Amendment Act applicable to the company, in conjunction with Article 7 of the company’s Articles of Incorporation.

The following members are members of the Supervisory Board of SZAG and hold memberships in a) supervisory boards required by law and b) comparable domestic and foreign supervisory bodies of commercial enterprises.

 

Remuneration Report 2022 for the Executive Board and Supervisory Board

PDF, 854 KB

Individualized attendance of the Supervisory Board members

PDF, 83 KB

Rules of Procedure for the Supervisory Board

PDF, 164 KB

Rules of Procedure for the Audit Committee

PDF, 90 KB

Rules of Procedure for the Nomination Committee

PDF, 71 KB

Heinz-Gerhard Wente

Chairman

Profile

Heinz-Gerhard Wente

Retired member of the Executive Board of Continental AG

 

Personal data:

Year of birth: 1951

Nationality: German

Gender: male

 

Member of the Supervisory Board since September 16, 2015, Chairman since 2016

Elected until 2028

 

Training:

Commercial apprenticeship at Continental AG

Studied economics in Hanover and Göttingen / Dipl.-Kfm.

 

Professional career:

1978 Joined Continental in Industrial Engineering, later held various positions in marketing/controlling

1993–1998 Member of the Management Board of ContiTech Antriebssysteme GmbH

1998–2000 Chairman of the Management Board of ContiTech Antriebssysteme GmbH

2000–2001 Chairman of the Management Board of ContiTech Vibration Control GmbH

2001–2008 Head of the ContiTech Fluid Technology business unit

2007–2011 Member of the Executive Board of Continental AG as Chief Human Resources Officer and Labor Director

Since 2008, he has also been Chairman of the Executive Board of ContiTech AG and Head of this Division of the Continental Corporation

From 2011 to 2015, after relinquishing his position as Chief Human Resources Officer, he was responsible for Group Purchasing at Continental AG in addition to heading the ContiTech Division

2015 Resignation from the Executive Board of Continental AG at the end of the contract

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

  • Alpha ABMD Holdco B.V., Alkmaar, Netherlands (Member of the Supervisory Board)

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Vice chairman

Prof. Dr. Hans-Jürgen Urban

Profile

Prof. Dr. Hans-Jürgen Urban

Member of the Executive Board of IG Metall, Frankfurt

 

Personal data:

Year of birth: 1961

Nationality: German

Gender: male

 

Member of the Supervisory Board since May 21, 2008, Deputy Chairman since 2011

Elected until 2028

 

Training:

Studied political science, economics and philosophy in Bonn, Giessen and Marburg

Doctorate as Dr. phil. Department of Social Science and Philosophy at the Philipps-University of Marburg

2014 Habilitation and private lectureship in sociology at the Friedrich Schiller University Jena

 

Professional career:

1991 Trade union secretary at the district management of IG Metall, Frankfurt am Main

1992 Trade union secretary in the social policy department of the executive board of IG Metall

1998–2003 Head of the Social Policy Department (from 2001 Social Policy Department) at the Executive Board of IG Metall

2001 Research stay as a visiting researcher at the Social Science Research Center Berlin (WZB)

2003 Head of Social Policy/Policy Issues/Strategic Planning at the Executive Board of IG Metall

since 2007 Member of the Executive Board of IG Metall

since 2023 Honorary Professor of Sociology at the Friedrich Schiller University Jena

 

Other activities:

Member of the Board of Directors of the Federal Employment Agency

Advisory Board DGB Index Good Work

Member of the Board of Trustees of the Hertie School of Governance, Berlin

Deputy Chairman of the Board of Trustees of the Federal Institute for Occupational Safety and Health

Honorary judge at the Federal Labour Court in Erfurt

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

  • Salzgitter Flachstahl GmbH, Salzgitter (Deputy Chairman)

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

  • Supervisory Board of DGB Rechtsschutz GmbH

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Neutral member

Frank Klingebiel

Profile

Frank Klingebiel

Full-time Lord Mayor of the independent city of Salzgitter

 

Personal data:

Year of birth: 1964

Nationality: German

Gender: male

 

Member of the Supervisory Board since May 19, 2021

Elected until 2028

 

Training:

Training for the career of the senior non-technical administrative service in the
Federal Property Administration; Degree from a university of applied sciences: Diploma in Finance

 

Professional career:

1987–1988 Federal Property Office Soltau (Real Estate)

1988–1989 Basic military service

1989–1994 District of Goslar (Human Resources and Municipal Supervision)

1994–1997 Lower Saxony Ministry of Economic Affairs, Technology and Transport (Metrology and Metrology, Public Pricing Law)

1997–2006 Lower Saxony Ministry of the Interior and Sport (Supreme Financial Supervisory Authority for Districts and Independent Cities, Administration of the Needs Allocation Fund of EUR 100 million/year in accordance with the Lower Saxony Financial Equalization Act)

since 2006 full-time mayor of the district-free city of Salzgitter

 

Other activities:

Member of the Presidium of the German Section of the Council of European Municipalities and Regions (CEMR)

Member of the Presidium of the Association of German Cities (DST) and the German Association of Towns and Municipalities (DStGB)

President of the Association of Towns and Cities of Lower Saxony (NST)

Member of various association committees, foundation committees and regional advisory boards

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

  • Öffentliche Versicherung Braunschweig, Braunschweig
  • Helios Klinikum Salzgitter GmbH, Salzgitter (Vice Chairman)

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

  • Braunschweigische Landessparkasse, Braunschweig (Board of Directors, 1st Vice Chairman)
  • WEVG Salzgitter GmbH & Co. KG, Salzgitter (Supervisory Board, Chairman)
  • Entsorgungszentrum Salzgitter GmbH, Salzgitter (Supervisory Board, Chairman)
  • Projektgesellschaft Salzgitter-Watenstedt GmbH, Salzgitter (Supervisory Board, Chairman)
  • Wohnungsbaugesellschaft mbH Salzgitter, Salzgitter (Supervisory Board)
  • Kraftverkehrsgesellschaft mbH Braunschweig, Salzgitter (Supervisory Board)
  • Allianz für die Region GmbH, Braunschweig (Supervisory Board)
  • Wirtschafts- und Innovationsförderung Salzgitter GmbH, Salzgitter (Supervisory Board)

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Owners’ representative

Ulrike Brouzi

Profile

Ulrike Brouzi

Management Board of DZ Bank AG

 

Personal data:

Year of birth: 1965

Nationality: German

Gender: female

 

Member of the Supervisory Board since May 23, 2013

Elected until 2028

 

Training:

Studied Business Mathematics at the University of Augsburg

Dipl. Math. oec.

 

Professional career:

1990–2007 Bayern LB (various activities)

2008–2010 NORD/LB Head of Risk Controlling

2010–2012 NORD/LB Chief Representative Financial Markets

2012–2018 Member of the Management Board of NORD/LB (CFO/COO)

since 2018 Member of the Management Board of DZ BANK AG, Deutsche Zentral-Genossenschaftsbank, Frankfurt

since 2019 CFO of DZ BANK AG, Deutsche Zentral-Genossenschaftsbank, Frankfurt

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

  • Bausparkasse Schwäbisch Hall AG, Schwäbisch Hall
  • Allgemeine Versicherung AG, Wiesbaden
  • R+V Lebensversicherung AG, Wiesbaden
  • Union Asset Management Holding AG, Frankfurt am Main

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

  • DZ CompliancePartner GmbH, Neu-Isenburg (Supervisory Board, Chairwoman)

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Dr. Bernd Drouven

Profile

Dr. Bernd Drouven

Retired Chairman of the Executive Board of Aurubis AG

 

Personal data:

Year of birth: 1955

Nationality: German

Gender: male

 

Member of the Supervisory Board since May 24, 2018

Elected until 2028

 

Training:

Studies of metallurgy and electrometallurgy at RWTH Aachen University

PhD at Carnegie-Mellon University in Pittsburgh (Pennsylvania, USA)

 

Professional career:

1982–1987 Head of Department at Preussag AG Metall

1987–1988 General Manager IC Metals Division Singapore of Degussa AG

1988–1991 Managing Director of Demetron Gesellschaft für Elektronikwerkstoffe mbH (Group company of Degussa AG)

1991–1998 Managing Director of Leybold Materials GmbH (Group company of Degussa AG)

1995–1997 Head of Business Unit Materials at Balzers and Leybold

1998–2000 Member of the Board of Directors of Possehl Besi Electronics N.V.

2000–2001 Chairman of the Board of Directors of Possehl Besi Electronics N.V.

2001–2003 Managing Director of Spiess-Urania Chemicals GmbH

2004–2005 Vice President Strategic Planning/International Affairs at Norddeutsche Affinerie  AG (now Aurubis AG)

2006–2008 Chief Financial Officer of Norddeutsche Affinerie AG (now Aurubis AG)

2008–2011 Chairman of the Executive Board of Aurubis AG

2013–2014 Member of the Supervisory Board of Aurubis AG

2014–2015 Chairman of the Executive Board of Aurubis AG

2015–2018 Member of the Supervisory Board of Aurubis AG

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Karin Hardekopf

Profile

Karin Hardekopf

Member of the Board of Directors of GP Günter Papenburg AG, Hanover

 

Personal data:

Year of birth: 1965

Nationality: German

Gender: female

 

Member of the Supervisory Board since January 1, 2023

Elected until 2028

 

Training:

1984–1986 Apprenticeship as a bank clerk at Vereins- und Westbank AG, Hanover

1986–1991 Studied business administration at the Universities of Bayreuth and Passau, graduating with a degree in business administration

 

Professional career:

1992–1995 Managing Director of GP Günter Papenburg GmbH

since 1995 Member of the Board of Directors of GP Günter Papenburg AG

 

Other activities:

Economic Advisory Board of Nord LB, Hanover

Board of Trustees of the Institute of the North German Economy

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Gerald Heere

Profile

Gerald Heere

Minister of Finance of the Federal State of Lower Saxony, Hanover

 

Personal data:

Year of birth: 1979

Nationality: German

Gender: male

 

Member of the Supervisory Board since January 3, 2023

Elected until 2028

 

Training:

2005 Master's degree at the Technical University of Braunschweig with a major in
 political science and minors in history and computer science

 

Professional career:

2005–2006 Freelance consultant for the Bündnis 90/Die Grünen parliamentary group in the state parliament

2006–2012 Research Assistant at the Chair of International Relations and Comparative Government, Institute of Social Sciences, TU Braunschweig

2012–2013 Lecturer at the Chair of International Relations and Comparative Government, Institute of Social Sciences, TU Braunschweig

2013–2017 Member of the State Parliament of Lower Saxony

since 2015 member of the parliamentary group executive

since 2019 freelance political scientist

2019–2021 Head of the Senator's Office – The Senator for Finance, Free Hanseatic City of Bremen

2021–2022 Member of the State Parliament of Lower Saxony

since 2022 Minister of Finance of Lower Saxony

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

  • NORD/LB, Hanover (Chairman)
  • Deutsche Messe AG, Hannover

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

  • Board of Directors of Kreditanstalt für Wiederaufbau (KfW), Berlin

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Prof. Dr. Susanne Knorre

Profile

Prof. Dr. Susanne Knorre

Consultant

 

Personal data:

Year of birth: 1961

Nationality: German

Gender: female

 

Member of the Supervisory Board since May 24, 2018

Elected until 2028

 

Training:

Studied political science and economics at the Universities of Hamburg and Basel; Degree: Dipl.-Political Scientist

Business clerkship; Degree: State examination for the higher general administrative service

Doctorate at the University of Hamburg

 

Professional career:

1988–1991 Policy Advisor at the Ministry of Economic Affairs and Transport of the State of Rhineland-Palatinate

1991–1994 Head of the Minister's Office in the Ministry of Economic Affairs and Transport of the State of Rhineland-Palatinate

1994–1998 Preussag AG, Assistant to the CEO

1998–2000 Head of Corporate Communications at Preussag AG

2000–2003 Minister of Economics, Technology and Transport of the State of Lower Saxony, Hanover

2003–2015 various teaching assignments at the University of Hannover, Lucerne University of Applied Sciences and Arts, University of Cape Town, University of Hildesheim

2003–2005 Managing Director of GROTE&KNORRE GmbH and Management Partner of Weber Shandwick Kommunikationsberatung

since 2005 self-employed management consultant

since 2007 part-time professor of communication management at Osnabrück University of Applied Sciences

 

Other activities:

Prof. Dr. Susanne Knorre also teaches at national and international universities and is involved in expert committees and associations from business and politics. She works as an author and is the editor of textbooks and textbooks on communication-centered management theory.

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

  • Deutsche Bahn AG, Berlin
  • NORD/LB, Hanover
  • Rain Carbon Germany GmbH, Castrop-Rauxel
  • STEAG Power GmbH, Essen, since March 2, 2023

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Heinz Kreuzer

Profile

Heinz Kreuzer

Retired Chairman of the Management Board of TUI InfoTec GmbH

 

Personal data:

Year of birth: 1954

Nationality: German

Gender: male

 

Member of the Supervisory Board since May 24, 2018

Elected until 2028

 

Training:

Studies of Mathematics, Physics and Computer Science at the University of Bonn

Degree: Diploma in Mathematicians

 

Professional career:

1981–1983 Organizational Assistant at Kodak AG, Stuttgart

1983–1987 Group Leader "Data Administration" at Württembergische Feuerversicherung AG, Stuttgart

1987–1989 Manager Systems Development at Dun & Bradstreet Schimmelpfeng GmbH, Frankfurt

From 1988 additional responsibility for the Technical Services department

1989–1992 Director of the IT Department at Helvetia Versicherungen, Frankfurt

1992–1995 Head of Information and Member of the Executive Board of Helvetia's Directorate for Germany

1995–1997 Director of Information Systems at TUI GmbH & Co. KG, Hanover

1997–1999 Managing Director of TUI InfoTec GmbH

1999–2000 Spokesman of the Management Board of TUI InfoTec GmbH, at the same time Spokesman of the Management Board of Preussag Systemhaus GmbH

2000–2007 Chief Information Officer (CIO) of Preussag AG (now TUI AG)

from 2003 additionally Director Group Contracting at TUI AG

2007–2018 Chief Executive Officer of TUI InfoTec GmbH

2020–2021 Chairman of the Management Board of eves_information technology AG, Braunschweig

 

Other activities:

until 2023 Lecturer at Osnabrück University of Applied Sciences "Leadership in a Digital Economy"

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

  • eves_information technology AG, Braunschweig

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

  • Safarihub Europe Ltd. Harrow, Middlesex, United Kingdom (Non Executive Director), until October 1, 2023

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Klaus Papenburg

Profile

Klaus Papenburg

Member of the Board of Directors of GP Günter Papenburg AG, Halle

 

Personal data:

Year of birth: 1970

Nationality: German

Gender: male

 

Member of the Supervisory Board since July 1, 2021

Elected until 2028

 

Training:

Studied business administration at the University of Passau, graduating with a degree in business administration

 

Professional career:

since 1998 Managing Director of various companies of GP Günter Papenburg AG

1999–2019 Member of the Supervisory Board of GP Günter Papenburg AG

since 2019 Member of the Board of Directors of GP Günter Papenburg AG

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

  • Advisory Council of STOCKMEIER Holding GmbH, Bielefeld

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Prof. Dr. Joachim Schindler

Profile

Prof. Dr. Joachim Schindler

Member of various supervisory boards

 

Personal data:

Year of birth: 1957

Nationality: German

Gender: male

 

Member of the Supervisory Board since November 24, 2017

Elected until 2028

 

Training:

Studied business administration in Würzburg and Cologne / Dipl.-Kfm.

Dr. rer. pol., FernUniversität Hagen

Auditor / Tax Consultant

 

Professional career:

1982–1989 Medium-sized auditor practice

1989–2015 KPMG AG (Cologne, London, Berlin)

Partner since 1995

2004–2012 Member of the Board of Directors

2005–2010 Additional Head of Audit EMA Region

2010–2013 Global Head of Audit, Global Executive Team, KPMG International

2009–2020 Honorary Professor, Freie Universität Berlin

2015–2019 Certified Public Accountant in private practice

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

  • Rocket Internet SE, Berlin (Deputy Chairman)
  • Zoologischer Garten Berlin AG, Berlin
  • CMBlu Energy AG, Alzenau
  • ML Real AG, Berlin (Deputy Chairman), since 4 December 2023

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Dr. Susanna Zapreva-Hennerbichler

Profile

Dr. Susanna Zapreva-Hennerbichler

Chairwoman of the Management Board of enercity AG, Hanover

 

Personal data:

Year of birth: 1973

Nationality: Austrian

Gender: female

 

Member of the Supervisory Board since May 25, 2023

Elected until 2028

 

Training:

Diploma in Electrical Engineering at the Vienna University of Technology

Doctoral studies in technical sciences

Diploma in Business Administration at the Vienna University of Economics and Business

 

Professional career:

1997–2001 University Assistant at the Vienna University of Technology and independent consultant

2001–2011 Managing Director and other management functions at Wienstrom GmbH, Vienna

2010–2016 Managing Director of Wien Energie GmbH, Vienna

2016–2023 CEO of enercity AG, Hanover

from 2024 Member of the Management Board of Verbund AG, Vienna

 

Other activities:

Chairwoman of the Government Commission of the State Government of Lower Saxony

Member of the Hydrogen Council of the German Federal Government

Member of the Board of Directors of the German Association of Energy and Water Industries

Member of the Executive Committee and Board of Directors of the Association of Municipal Companies

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

  • PNE – Pure New Energy AG, Cuxhaven
  • CropEnergies AG, Mannheim

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Employee representative

Konrad Ackermann

Profile

Konrad Ackermann

Chairman of the Works Council of KHS GmbH, Dortmund

 

Personal data:

Year of birth: 1959

Nationality: German

Gender: male

 

Member of the Supervisory Board since May 23, 2013

Elected until 2028

 

Training:

1975-1979 Power plant electronics technician

 

Professional career:

1979–2001 Production at KHS GmbH, Dortmund

since 2002 Exempt member of the works council of KHS GmbH

2008–2013 Deputy Chairman of the Works Council of KHS GmbH

since 2013 Chairman of the Works Council of KHS GmbH,

since 2013 Chairman of the General Works Council of KHS GmbH

since 2013 Chairman of the ARGE Technology Business Unit of Salzgitter AG

 

Other activities:

Honorary Judge (Hamm Labour Court)

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

  • KHS GmbH, Dortmund

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Manuel Bloemers

Profile

Manuel Bloemers

Trade Union Secretary IG Metall Executive Board, Düsseldorf

 

Personal data:

Year of birth: 1980

Nationality: German

Gender: male

 

Member of the Supervisory Board since July 1, 2021

Elected until 2028

 

Training:

2003–2006 Training as a chemical laboratory assistant

2007–2008 Trainee Industrial Union Mining, Chemistry and Energy

 

Professional career:

2006–2007 Chemical Laboratory Technician, Sanofi Deutschland GmbH, Frankfurt am Main

2008–2019 Trade Union Secretary of the Mining, Chemical and Energy Industrial Union

since 2019 Trade union secretary at the executive board of IG Metall, Düsseldorf

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

  • Speira GmbH, Grevenbroich (Vice Chairman), until May 31, 2023
  • Aluminium Norf GmbH, Neuss, until May 31, 2023

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

  • Siemens Energy AG, München

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Hasan Cakir

Profile

Hasan Cakir

Chairman of the Group Works Council of Salzgitter AG, Salzgitter

 

Personal data:

Year of birth: 1969

Nationality: German

Gender: male

 

Member of the Supervisory Board since July 17, 2006

Elected until 2028

 

Training:

Apprenticeship as a fitter at Stahlwerke Peine-Salzgitter AG

Industrial foreman in Salzgitter

 

Professional career:

1988–1994 Youth and trainee representative

1988–1990 Production and maintenance employee

1990–1994  Chairman of the Youth and Trainee Representation and Chairman of the Group Youth and Trainee Representation at Preussag Stahl AG

1994–1998 Member of the works council / local works council at Preussag Stahl AG in the field of surface finishing

1998–2002 Member of the Works Council of Preussag Stahl AG and of the Executive Works Council, Deputy Spokesman of the Personnel Committee

2002–2006 Member of the Executive Works Council, Spokesperson of the Personnel Committee

since 2002 Member of the Works Council of Salzgitter Flachstahl GmbH

2006–2014 Chairman of the Steel Working Group

since 2006 Chairman of the Works Council of Salzgitter Flachstahl GmbH

since 2006 Member of the Group Works Council and the Group Works Council Committee

since 2006 Member of the Collective Bargaining Committee and the Steel Negotiating Committee

since 2006 Alternate Chairman of the Board of Directors of BKK

since 2013 Chairman of the Group Works Council

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

  • Salzgitter Flachstahl GmbH, Salzgitter

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Marco Gasse

Profile

Marco Gasse

Chairman of the Works Council of Hüttenwerke Krupp Mannesmann GmbH, Duisburg

 

Personal data:

Year of birth: 1983

Nationality: German

Gender: male

 

Member of the Supervisory Board since February 21, 2023

Elected until 2028

 

Training:

2013–2016 Industrial clerk at Hüttenwerke Krupp Mannesmann GmbH

 

Professional career:

2016–2018 Clerk for roads and inland navigation at Hüttenwerke Krupp Mannesmann GmbH

since 2018 exempt works council member at Hüttenwerke Krupp Mannesmann GmbH

since 2022 Chairman of the Works Council of Hüttenwerke Krupp Mannesmann GmbH

 

Other activities:

Chairman of the Working Group on Steel Processing

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

  • Hüttenwerke Krupp Mannesmann GmbH, Duisburg
  • Mannesmann Precision Tubes GmbH, Mülheim an der Ruhr

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Gabriele Handke

Profile

Gabriele Handke

Chairwoman of the Works Council of Peiner Träger GmbH, Peine

 

Personal data:

Year of birth: 1966

Nationality: German

Gender: female

 

Member of the Supervisory Board since March 1, 2015

Elected until 2028

 

Training:

Commercial apprenticeship at Stahlwerke Peine-Salzgitter AG (today's Peiner Träger GmbH)

 

Professional career:

1985–1991 Youth representative, later chairwoman of the youth council of Stahlwerke Peine-Salzgitter AG

1986–1995 Substitute Representative HR / Administration of the Works Councils Peine and Ilsede

1995–2010 Member of the Works Council of Peiner Träger GmbH

2010–2020 Deputy Chairwoman of the Works Council of Peiner Träger GmbH

since 2020 Chairwoman of the Works Council of Peiner Träger GmbH

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

  • Peiner Träger GmbH, Peine

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Dirk Markowski

Profile

Dirk Markowski

Chairman of the Works Council and General Works Council of Mannesmann Precision Tubes GmbH, Hamm

 

Personal data:

Year of birth: 1964

Nationality: German

Gender: male

 

Member of the Supervisory Board since May 25, 2023

Elected until 2028

 

Training:

Industrial

 

Professional career:

1981–1984 Apprenticeship as an industrial clerk at Mannesmann Precision Tubes GmbH

Afterwards Technical Employee in Work Preparation

since 2010 member of the works council of Mannesmann Precision Tubes GmbH, Brackwede plant

since 2012 Chairman of the Works Council of Mannesmann Precision Tubes GmbH

 

Other activities:

Member of the European Works Council Mannesmann Precision Tubes GmbH

Member of the Group Works Council and the Group Works Council Committee

Deputy Chairman of the Steel Processing Working Group

Member of the local chapter of the IG Metall branch in Bielefeld

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

  • Mannesmann Precision Tubes GmbH, Hamm

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Anja Piel

Profile

Anja Piel

Member of the Executive Board of the DGB, Berlin

 

Personal data:

Year of birth: 1965

Nationality: German

Gender: female

 

Member of the Supervisory Board since July 22, 2021

Elected until 2028

 

Training:

Apprenticeship as an industrial clerk in Bad Schwartau

 

Professional career:

1988–1998 Establishment of a mothers' centre in Hamelin and journalistic work as a freelancer for the Deister- und Weserzeitung

1998–2012 Managing Director of the Green Party in Hamelin

2010–2013 Chairwoman of Bündnis 90/Die Grünen Landesverband Niedersachsen

2013–2020 Member of the Lower Saxony State Parliament and Chairwoman of the Bündnis 90/Die Grünen parliamentary group

since 2020 Member of the Executive Board of the DGB

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Christine Seemann

Profile

Christine Seemann

Works Council Member of Salzgitter Flachstahl GmbH, Salzgitter

 

Personal data:

Year of birth: 1979

Nationality: German

Gender: female

 

Member of the Supervisory Board since May 24, 2018

Elected until 2028

 

Training:

2001–2008 Law studies in Potsdam and Bremen

2009 1st State Examination in Law in Bremen

2009–2011 Legal clerkship in the state of Lower Saxony

2011 2nd State Examination in Law

 

Professional career:

2012–2018 Legal Advisor to the Works Council of Salzgitter Flachstahl GmbH, Salzgitter

since 2018 Works Council member of Salzgitter Flachstahl GmbH, Salzgitter

since 2018 Member of the Group Works Council

 

Other activities:

Honorary judge at the Regional Labour Court of Hanover

Chairwoman of the District Women's Committee of IG Metall Lower Saxony/Saxony-Anhalt

Chairwoman of the ARGE Steel Production Division

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Clemens Spiller

Profile

Clemens Spiller

Chairman of the Works Council of Salzgitter Digital Solutions GmbH, Salzgitter

 

Personal data:

Year of birth: 1961

Nationality: German

Gender: male

 

Member of the Supervisory Board since May 24, 2018

Elected until 2028

 

Training:

Study of Computer Science at the Technical University of Braunschweig / Dipl.-Computer Scientist

 

Professional career:

1989 Working student in the central data processing department of Stahlwerke Peine-Salzgitter AG

since 1990 Systems analyst at SIS GmbH (later renamed GESIS-Gesellschaft für Informationssysteme mbH), Salzgitter

1996–2002 Member of the Works Council of GESIS-Gesellschaft für Informationssysteme mbH

2002–2010 Deputy Chairman of the Works Council of GESIS-Gesellschaft für Informations-systeme mbH

since 2010 Chairman of the Works Council of Salzgitter Digital Solutions GmbH (formerly GESIS-Gesellschaft für Informationssysteme mbH)

 

Other activities:

none

Mandates

Non-listed consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Non-listed and non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.

Listed non-consolidated companies

a) Membership of other statutory supervisory boards:

./.

b) Membership of comparable domestic and foreign supervisory bodies of commercial enterprises:

./.