Our multidisciplinary management team and board of directors are driven by strong beliefs, such as innovation and diversification, active ownership, entrepreneurial spirit and long-term partnerships.
Together, the board of directors and the executive committee have the ambition to
- develop and grow in a sustainable way, with respect for people, society and environment
- report and communicate transparently, with an eye for financial balances and discipline
- focus on growing recurring results and a long-term steadily increasing dividend
- implement stringent governance, risk management, compliance and corporate social responsibility practices




John-Eric Bertrand (º1977, Belgian)
Following his studies as a commercial engineer (magna cum laude, Catholic University of Louvain - 2002), John-Eric Bertrand obtained a master's degree in international management (CEMS - 2002) and an MBA (Insead - 2006). Before joining AvH, he was active at Roland Berger Strategy Consultants and Deloitte.
Since 2008 at Ackermans & van Haaren

Piet Dejonghe (º1966, Belgian)
After his studies for a law degree (KU Leuven - 1989), Piet Dejonghe obtained a postgraduate degree in management (KU Leuven - 1990) and an MBA (Insead - 1993). He worked as a lawyer for Loeff Claeys Verbeke (now A&O Shearman) and as a consultant for Boston Consulting Group.
Since 1995 at Ackermans & van Haaren

Tom Bamelis (º1966, Belgian)
After completing his studies as a commercial engineer (KU Leuven - 1988), Tom Bamelis also obtained a master’s degree in financial management (VLEKHO -1991). He joined Touche Ross (now Deloitte) and later Groupe Bruxelles Lambert.
Since 1999 at Ackermans & van Haaren

Piet Bevernage (º1968, Belgian)
Piet Bevernage holds a law degree (KU Leuven - 1991) and an LL.M. (University of Chicago Law School -1992). He worked as a lawyer in the Corporate and M&A Department at Loeff Claeys Verbeke.
Since 1995 at Ackermans & van Haaren




André-Xavier Cooreman (º1964, Belgian)
Following his law degree (KU Leuven - 1987), André-Xavier Cooreman studied international law (at the Johns Hopkins University, Bologna Campus - 1988) and tax management (ULB - 1991). He worked for the International Development Law Institute (course assistant, Italy), the Shell Group (legal counsel, The Netherlands), Fortis Bank (Corporate & Investment Banking), McKinsey & C° (consultant) and Bank Degroof (public sector manager).
Since 1997 at Ackermans & van Haaren

An Herremans (°1982, Belgian)
After completing her studies as a commercial engineer (KU Leuven, 2005), An also obtained a master’s degree in Financial Management at Vlerick Management
School (2006). An began her career as a consultant at Roland Berger (2006 - 2011), and subsequently worked as Corporate Business Development
Manager and Strategy Office Manager at Barco (2011 - 2014).
Since 2014 at Ackermans & van Haaren.

Koen Janssen (º1970, Belgian)
After his studies as a civil engineer, electromechanics (KU Leuven -1993) Koen Janssen also obtained an MBA (IEFSI, France - 1994). He worked for Recticel, ING Investment Banking and ING Private Equity.
Since 2001 at Ackermans & van Haaren
