Skip to website navigation Skip to article navigation Skip to content

Composition of the boards

A page refresh occures when a subject is selected.

Skip article navigation.

Composition of the boards

Composition of the Executive Board of Directors

Chief Executive Officer and Statutory Director

D.J. (Dick) van Hal (1958, Dutch)

Dick van Hal has been CEO since his appointment in 2008. Until that time, he held several senior positions at Syntrus Achmea Vastgoed, including Managing Director and CEO. Dick started his career with Centraal Beheer Beleggingen and Staal Bankiers. He studied Investment Analysis (VBA) at the University of Amsterdam. Dick is co-chairman of Holland Metropole.

Chief Financial & Risk Officer and Statutory Director

M.A. (Rianne) Vedder (1970, Dutch)

Rianne Vedder was appointed Chief Financial and Risk Officer on 15 October 2019. She was formerly a Partner at EY Financial Services Advisory and jointly responsible for the growth and continued development of the consultancy practice of the EY organisation. She previously held positions within EY Financial Services and Capgemini. Rianne studied Business Economics at Maastricht University and holds a postgraduate Chartered Controller degree. She is an INSEAD-certified Independent Non-Executive Director.

Chief Client Officer

M. (Mark) Siezen (1972, Dutch)

Mark Siezen was appointed Chief Client Officer and member of the Executive Board of Directors on 1 November 2020. Mark previously worked as Executive Director and member of the board of CBRE. Prior to that, he held various positions at Multi Cooperation, NSI and COFRA Holding (including Redevco and C&A). Since 1 December 2021 Mark is member of the Supervisory Board of Northwest Clinics (Noordwest Ziekenhuis Groep).

Chief Investment Officer Dutch Investments

A. (Allard) van Spaandonk (1961, Dutch)

Allard van Spaandonk has been CIO Dutch Investments since 2013. He was formerly director Asset Management of Bouwinvest, director retail investments at Syntrus Achmea Vastgoed as well as head of residential mortgages at Achmea Vastgoed. Allard is a member of the Advisory Board of the Amsterdam School of Real Estate (ASRE) and was member of the Management Board of NEPROM (Dutch association of project development companies) until 31 December 2021.

Chief Investment Officer International Investments

S.A. (Stephen) Tross (1967, Dutch)

Stephen Tross has been CIO International Investments since 2010. Stephen previously worked in the real estate audit practices at KPMG Accountants NV and PricewaterhouseCoopers in the Netherlands, New York and London. He studied Business Economics at the Hogeschool Utrecht and accountancy at NIvRA-Nyenrode. Stephen is a professional member of the British Institution of Chartered Surveyors and a member of the management board of ANREV (chairman per 1 January 2022).

Composition of the Supervisory Board

From left to right: Gabriëlle Reijnen, Jos Nijhuis, Wendy Verschoor and Jos van Lange.

The Supervisory Board consists of four members with Dutch nationality. All the members are independent. 

J.A. (Jos) Nijhuis
Supervisory Board chair Jos Nijhuis (1957) was CEO of the Royal Schiphol Group in the period 2009 to 2018. From 2009 to 2017, he held supervisory director positions in the financial services sector at AON Group Nederland and SNS Reaal NV/Volksbank. Prior to joining Schiphol Group, Jos held various positions at PWC, for the last seven year as CEO of PWC the Netherlands. Jos Nijhuis holds a number of supervisory positions, including member of the Supervisory Board of Hotel Okura Amsterdam, non-executive board member of Vision Box (Portugal), chair of the investment committee van Quadrum Capital and member of the board of the Dutch National Opera & Ballet company. In 2021, he was also appointed as a supervisory director at Flynth Holding by the Enterprise Chamber for a part of the year.

J.H.P.M. (Jos) van Lange
The area of expertise of Jos van Lange (1956) is in the fields of finance, risk, control and compliance in combination with real estate. Within the Supervisory Board, he is the chair of the Audit Risk & Compliance committee. From 1980 through 2017, Jos held various positions at Rabobank Nederland and the Rabo Real Estate Group. In his final years with the Rabo Real Estate Group, he was CFRO from 2006 to 2013, and CEO from 2013 to 2017. Jos van Lange holds a number of supervisory positions, including member of the Supervisory Board of De Volksbank, member of the Supervisory Board of the Zuyderland Medical Centre foundation, member of the DELA Investment advice committee and member of the board of the Tilburg University foundation.

W.B. (Wendy) Verschoor
Wendy Verschoor (1974) is a real estate specialist and an executive with 20 years of experience in advising clients on real estate and asset management. Within the Supervisory Board, she is a member of the Audit, Risk & Compliance committee. Since April 2018, Wendy has run her own consultancy practice in the fields of strategy, leadership and governance. Prior to this, she was Head of Client Care at CBRE Nederland and Buildings director at Arcadis Nederland. Wendy Verschoor is a member of the Supervisory Board of Ascert, a member of the Supervisory Board of Woonstad Rotterdam, a member of the Advisory Board of Borghese Real Estate, and a lecturer at the Amsterdam School of Real Estate and the Tias School of Business and Society.

G.E.A. (Gabriëlle) Reijnen
Gabrielle Reijnen (1967) has more than 25 years’ experience as an executive, including positions in client and portfolio management, finance and risk. Within the Supervisory Board, she is chair of the Selection and Remuneration committee. Gabrielle Reijnen is currently CFO at Beter Bed Holding. In addition to this, she is a member of the supervisory boards of Aegon Bank and Aspen Oss. Her previous positions include Managing Director at ABN AMRO and Alvarez & Marsal.