Bayer Group

Supervisory Board

Hermann Josef Strenger
Honorary Chairman, Leverkusen

Members of the Supervisory Board held offices as members of the supervisory board or a comparable supervising body of the corporations listed (as at December 31, 2007 or the date on which they ceased to be members of the Supervisory Board of Bayer AG):

Dr. Manfred Schneider
Chairman of the Supervisory Board, Leverkusen
* December 21, 1938
Daimler AG
Linde AG (Chairman)
Metro AG
RWE AG
TUI AG

Thomas de Win
Vice Chairman of the Supervisory Board, Leverkusen;
Chairman of the Bayer Central Works Council
* November 21, 1958
Bayer MaterialScience AG

Dr. Paul Achleitner
Member of the Board of Management of Allianz SE, Munich
* September 28, 1956
Allianz Deutschland AG
Allianz Elementar Lebensversicherungs-AG (Chairman)
Allianz Elementar Versicherungs-AG (Chairman)
Allianz Global Investors AG Allianz Investment Bank (Vice Chairman)
Allianz Lebensversicherungs-AG
RWE AG

Dr. Josef Ackermann
(until April 27, 2007)
Chairman of the Board of Managing Directors of Deutsche Bank AG, Frankfurt am Main
* February 7, 1948
Siemens AG

Andreas Becker
(until February 1, 2007)
Chairman of the Works Council of H.C. Starck, Laufenburg
* March 1, 1959

Willy Beumann
(effective February 20, 2007)
Chairman of the Works Council of the Wuppertal site of Bayer AG
* April 12, 1956
Bayer HealthCare AG

Dr. Clemens Börsig
(effective April 27, 2007)
Chairman of the Supervisory Board of Deutsche Bank AG, Frankfurt am Main
* July 27, 1948
Daimler AG (effective April 4, 2007)
Deutsche Bank AG (Chairman)
Deutsche Lufthansa AG Foreign & Colonial Eurotrust PLC (until December 13, 2007)
Linde AG

Karl-Josef Ellrich
Chairman of the Dormagen Works Council of Bayer AG;
Chairman of the Bayer Group Works Council
* October 5, 1949
Bayer CropScience AG

Dr.-Ing. Thomas Fischer
Chairman of the Group Managerial Employees’ Committee of Bayer AG
* August 27, 1955
Bayer MaterialScience AG

Peter Hausmann
North Rhine District Secretary of the German Mining, Chemical and Energy Industrial Union, Düsseldorf
* February 13, 1954
Evonik Services GmbH

Thomas Hellmuth
(until April 27, 2007)
Agricultural Engineer, Langenfeld
* May 29, 1956

Prof. Dr.-Ing. e.h. Hans-Olaf Henkel
Honorary Professor at the University of Mannheim, Mannheim
* March 14, 1940
Brambles Industries Ltd. (until November 15, 2007)
Continental AG
Daimler Luft- und Raumfahrt Holding AG
EPG AG
Orange SA (until February 2, 2007)
Ringier AG
SMS GmbH

Reiner Hoffmann
Deputy General Secretary of the European Trade Union Confederation (ETUC), Brussels
* May 30, 1955
SASOL Germany GmbH

Gregor Jüsten
(until April 27, 2007)
Chemical Production Technician, Member of the Leverkusen Works Council of Bayer
* December 13, 1948

Dr. rer. pol. Klaus Kleinfeld
Chief Operating Officer of ALCOA Inc., New York, USA
* November 6, 1957
Citigroup Inc. (until August 2007)

Dr. h.c. Martin Kohlhaussen
(until April 27, 2007)
Chairman of the Supervisory Board of Commerzbank AG, Frankfurt am Main
* November 6, 1935
Hochtief AG (Chairman)
ThyssenKrupp AG

John Christian Kornblum
(until April 27, 2007)
Senior Advisor at Nörr Stiefenhofer Lutz, Berlin
* February 6, 1943
Motorola GmbH

André Krejcik
(effective April 27, 2007)
Member of the Works Council of Bayer Schering Pharma AG
* February 17, 1969

Petra Kronen
Chairwoman of the Uerdingen Works Council of Bayer AG
* August 22, 1964
Bayer MaterialScience AG

Dr. rer. nat. Helmut Panke
(effective April 27, 2007)
Former Chairman of the Board of Management of BMW AG, Munich
* August 31, 1946
Microsoft Corporation
UBS AG

Hubertus Schmoldt
Chairman of the German Mining, Chemical and Energy Industrial Union, Hannover
* January 14, 1945
Deutsche BP AG
DOW Olefinverbund GmbH
E.ON AG
RAG AG

Dr.-Ing. Ekkehard D. Schulz
Chairman of the Executive Board of ThyssenKrupp AG, Duisburg/Essen
* July 24, 1941
AXA Konzern AG
MAN AG (Chairman until May 10, 2007, Vice Chairman effective May 11, 2007)
RAG AG (Vice Chairman) (until November 30, 2007)
RAG Beteiligungs-AG (Vice Chairman) (until November 30, 2007)
RWE AG
ThyssenKrupp Elevator AG (Chairman) (until August 31, 2007)
ThyssenKrupp Services AG (Chairman)
ThyssenKrupp Steel AG (Chairman) (effective September 1, 2007)
ThyssenKrupp Technologies AG (Chairman)

Dr. Klaus Sturany
(effective April 27, 2007)
Member of the Board of Management of RWE AG, Essen (until April 30, 2007)
* October 23, 1946
Commerzbank AG
Hannover Rückversicherung AG
Heidelberger Druckmaschinen AG
Österreichische Industrieholding AG

Dipl.-Ing. Dr.-Ing. e.h. Jürgen Weber
Chairman of the Supervisory Board of Deutsche Lufthansa AG, Köln
* October 17, 1941
Allianz Lebensversicherungs-AG
Deutsche Bank AG
Deutsche Post AG (Chairman)
LP Holding GmbH (Chairman)
Tetra Laval Group
Voith AG
Willy Bogner GmbH & Co. KGaA

Prof. Dr. Dr. h.c. Ernst-Ludwig Winnacker
Special Adviser to the European Commission, Brussels
* July 26, 1941
KWS Saat AG (until December 13, 2007)
Medigene AG (Chairman)
Wacker Chemie AG

Oliver Zühlke
(effective April 27, 2007)
Vice Chairman of the Works Council of Bayer AG
* December 11, 1968
Bayer HealthCare AG

Standing committees of the Supervisory Board of Bayer AG as at December 31, 2007
Presidial Committee/ Mediation Committee	Schneider (Chairman), Achleitner, Schmoldt, de Win
Audit Committee	Sturany (Chairman), Fischer, Hausmann, Henkel, Schneider, de Win
Human Resources Committee	Schneider (Chairman), Ellrich, Kronen, Weber
Nominations Committee	Schneider (Chairman), Achleitner