


Members Supervisory Board Royal BAM Group nv
The Supervisory Board consists of:
W.K. Wiechers (chairman)
A. Baar (vice-chairman)
R.J.N. Abrahamsen
J.A. Dekker
H. Scheffers
W. van Vonno
Particulars of the Supervisory Board members
W.K. Wiechers (68), Chairman
Mr Wiechers graduated in technical physics at the Technical University of Delft. Mr Wiechers began his career in 1966
at KEMA in Arnhem where he held a number of positions, including Head of the Electrical Approvals Division, Deputy
Director and Director. In 1987 Mr Wiechers joined the Board of Directors of PNEM (Provinciale Noordbrabantse Energie
Maatschappij) and he remained on the Board until 1997. In 1998 Mr Wiechers became Chairman of the Executive Board of
the PNEM-MEGA Group and in December 1999, after the merger with EDON, he became Chairman of the Executive Board of
Essent, in which position he remained until his early retirement as of 1 July 2003.
Mr Wiechers is a Dutch national.
Other offices: chairman of the Supervisory Board of KEMA; member of the Supervisory Board of Bank Nederlandse
Gemeenten; member of the General Energy Council in the Netherlands; Chairman of the Benchmark Committee of Borssele
nuclear power station. Mr Wiechers was first appointed to the Supervisory Board in 1999 before being re-appointed in
2003. Mr Wiechers was appointed as Vice-Chairman of the Supervisory Board in 2004 and as Chairman in 2007.
A. Baar (65), Vice-Chairman
Mr Baar has spent almost his entire working life in the construction sector. Having started at a young age as a
construction worker, he went on to hold many different management positions (both executive and administrative) at
various levels. He held senior management positions at Van Wijnen and at the Amstelland Group, for example. While
working for Amstelland he also acquired experience abroad in the United States of America. Mr Baar was Chairman of the
Management Board of NBM-Amstelland from 1990 to 2000.
Mr Baar is a Dutch national.
Mr Baar was appointed as a member of the company's Supervisory Board in 2001, and re-appointed in 2005 and 2009. Mr
Baar was appointed as Vice- Chairman of the Supervisory Board in 2007.
R.J.N. Abrahamsen (70)
Mr Abrahamsen graduated from Erasmus University Rotterdam with a degree in economics and spent a year studying
international economics at the University of Wisconsin in the United States of America. Mr Abrahamsen, who began his
career at Nedbank in Johannesburg, South Africa, has spent most of his working life in the financial world. In 1989 he
joined what was then the Algemene Bank Nederland in Amsterdam. By the time he left ABN Amro Bank in 1994, he had become
Senior Executive Vice President for the General Global Clients Directorate and the General Asset Management & Trust
Directorate. In 1994, Mr Abrahamsen joined the KLM Royal Dutch Airline as a member of the Board of Directors, with
special responsibility for financial policy. He held that position until he reached retirement age in 2001.
Mr Abrahamsen is a Dutch national.
Other offices: chairman of the Supervisory Board of Optimix Vermogensbeheer; chairman of the Supervisory Board
of Trans Link Systems; member of the Supervisory Board of ANP; member of the Supervisory Board of Bank Nederlandse
Gemeenten (BNG); member of the Supervisory Board of Fluor Daniel; member of the Supervisory Board of Port of Rotterdam;
member of the Supervisory Board of Madurodam; member of the Supervisory Board of Pon Holdings; member of the
Supervisory Board of TNT; member of the Supervisory Board of Vitens.
Mr Abrahamsen was first appointed to the Supervisory Board in 2002 before being re-appointed in 2006.
J.A. Dekker (69)
Mr Dekker graduated from the Technical University of Delft with a degree in engineering physics. Mr Dekker began his
career in 1964 at AKZO where he worked in the area of research and production before becoming International Project
Manager and General Manager of a subsidiary in Nigeria. In 1981 Mr Dekker joined the management of GTI Holding as
Chairman of the Board of Directors, a position that he held until 1995. In 1995 Mr Dekker became Chairman of the
Executive Board of TNO. He held that position until he reached retirement age in 2003. Mr Dekker is currently Chairman
of the Royal Institution of Engineers in the Netherlands.
Mr Dekker is a Dutch national
Other offices: member of the Supervisory Board of ASML; member of the Executive Board of De Baak; member of the
Executive Committee of Stichting Continuïteit Ctac; Chairman of the Executive Board of Syntens; miscellaneous positions
in the healthcare sector.
Mr Dekker was first appointed to the Supervisory Board in 2000 before being re-appointed in 2004.
H. Scheffers (61)
Mr Scheffers was trained as a chartered accountant. He was employed from 1974 until 1993 at Koninklijke Bunge, where he
successively held the positions of internal auditor, European controller and President Northern Europe. He was
subsequently employed as an executive board member at LeasePlan Corporation from 1993 until 1999. He joined SHV
Holdings in 1999, where he was CFO on the Executive Board until he retired in May 2007.
Mr Scheffers is a Dutch national.
Other offices: member of the Supervisory Board of Aalberts Industries; member of the Supervisory Board of Royal
Friesland Campina; member of the Supervisory Board of Flint Holding; member of the Supervisory Board of Wolters Kluwer;
member of the investment committee of NPM Capital.
Mr Scheffers was first appointed to the Supervisory Board in 2009.
W. van Vonno (68)
Mr Van Vonno graduated as a physical sciences engineer in 1965 and in 1968 he was admitted to the Degree of Doctor of
Technical Sciences, both qualifications being gained at the Technical University of Delft.
From 1968 to 1973, Mr Van Vonno worked for Raadgevend Technisch Buro Van Heugten in Nijmegen. From 1973 to 1982 he
worked for Bredero in Utrecht as operating company director and later as divisional director. Mr Van Vonno was Chairman
of the Executive Board of Royal BAM Group from 1982 to 1 January 2006.
Mr Van Vonno is a Dutch national
Other offices: member of the Supervisory Board of AM; chairman of the Supervisory Board of Convest; chairman of
the Supervisory Board of CTP Property; chairman of the Supervisory Board of DHV Group; member of the Supervisory Board
of Van Oord; member of the Supervisory Board of Optimix Vermogensbeheer; member of the Supervisory Board of Van
Bolderik Group; member of the Supervisory Board of Schiphol Area Development Company (SADC); member of the Supervisory
Board of Bank voor de Bouwnijverheid; member of the Supervisory Board of Van Nieuwpoort Group; member of the
Supervisory Board of Mammoet; chairman of the Supervisory Council of AKD Prinsen Van Wijmen; member of the Advisory
Council of Kempen & Co.; member of the Board of Directors of Stichting Continuïteit ING Groep; member of the Board
of Directors of NEN; member of the Board of Directors of Stichting Bescherming TNT; member of the investment committee
of NPM Capital; arbitrator for the Stichting Raad van Arbitrage voor Metaalnijverheid en - Handel.
Mr Van Vonno was appointed to the Supervisory Board in 2006.
21 April 2009