Board of the Company

Herbert Bodner, Chairman
Corporate development, Communications, Legal Affairs, Civil Engineering, International Subsidiaries

Membership of comparable monitoring boards of other German and foreign companies: A.W. Baulderstone Holdings Pty. Ltd., Sydney (Chairman)* | Bilfinger Berger Australia Pty. Limited, Sydney (Deputy Chairman)*

Dr. Joachim Ott
Industrial Services, Facility Services, Environmental Technology

Membership of statutory supervisory boards of other German companies: Bilfinger Berger Industrial Services AG, Munich (Chairman)* | Babcock Borsig Service GmbH, Oberhausen (Deputy Chairman)*

Kenneth D. Reid (from January 1, 2007)
Civil, Concessions

Prof. Hans Helmut Schetter
Human Resources, Technology, Building Construction, European and International Subsidiaries

Membership of comparable monitoring boards of other German and foreign companies: Razel S.A., Saclay (Chairman)* | Hydrobudowa-6 S.A.,Warsaw (Chairman)* | Fru-Con Holding Corporation, Ballwin/Missouri (Chairman)*

Dr. Jürgen M. Schneider
Accounting, Finance, Controlling, Investor Relations, Power Services

Membership of statutory supervisory boards of other German companies: Bilfinger Berger Industrial Services AG, Munich* | Babcock Borsig Service GmbH, Oberhausen (Chairman)*

Membership of comparable monitoring boards of other German and foreign companies: Abigroup Ltd., Gordon (Chairman)* | Bilfinger Berger Australia Pty. Limited, Sydney* | Dachser GmbH & Co., Kempten (Deputy Chairman) | Fru-Con Holding Corporation, Ballwin/Missouri (President)* | Hydrobudowa-6 S.A.,Warsaw* | Razel S.A., Saclay* Executive Board

Unless otherwise indicated, all details correct at January 1, 2007.
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* Group mandate