Supervisory Board

On this page, you will find an overview of the additional positions held by the Supervisory Board members and a schedule of appointments and term expirations.

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Supervisory Board Members

Tjepco van Voorst Vader (Chairman)


Additional Positions:

  • Chairman of the Van Rijn Circle of the Rembrandt Association
  • Board Member (Archivist) of the Vidal de Saint Germain Foundation
  • Board Member (Treasurer) of the Haitsma Mulier Foundation
  • Board Member of the Van Voorst Vader Foundation
  • Administrator of VVE Slot Ter Hooge
  • Director of Sorgwijck BV (Pension BV)


Appointment Date: 1 June 2019
End of Second Term: 1 June 2025

Esther Agricola


Additional Positions:

  • Member of the Supervisory Board of the Dutch Land Registry (Kadaster)
  • Vice-Chair of the Rotterdam Maaskant Foundation
  • Chair of the Lijn in Landschap Foundation
  • Member of the Association Council of Hendrick de Keyser
  • Member of the Advisory Board of the Forum for Urban Renewal


Appointment Date: 1 November 2020
End of Second Term: 1 November 2026

Roosje Klap


Additional Positions:

  • Member of the Supervisory Board of the Gerrit Rietveld Academy
  • Chair of the Board of the Valiz Foundation


Appointment Date: 1 November 2021
End of Second Term: 1 November 2027

Allard Meine Jansen

Additional Positions:

  • Member of the Supervisory Board of the Broeker Kerk Foundation


Appointment Date: 1 May 2021
End of Second Term: 1 May 2027

Manuela Kalsky


Additional Positions:

  • Advisor to the Nieuw Wij Foundation


Appointment Date: 1 January 2024
End of First Term: 1 January 2027

Franc Weerwind


Additional Positions:

  • Member of the Supervisory Board of the Reading Foundation (Stichting Lezen)
  • Interim Chairman of the Supervisory Board – Cultural Participation Fund
  • Member of the Advisory Committee for the Regulation of Undocumented Surinamese Former Dutch Citizens
  • Member of the Advisory Committee of the Leiden Student Association ‘Minerva’


Appointment Date: 1 September 2024
End of First Term: 1 September 2027