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Executive Board and Supervisory Board

Management Heijmans

Executive Board

Mr. A.G.J. (Ton) Hillen (1961), Chairman of the Executive Board / CEO

Dutch nationality; appointed Chairman of the Executive Board of Heijmans N.V. on 18 April 2012, reappointed on 13 April 2016 and appointed as CEO on 1 December 2016. Mr. Hillen has held various positions at Heijmans since 1992 and was Director of Property Development and Residential Building at Heijmans from 2008 on. Prior to joining Heijmans, he was employed by BAM and Anton Obdeijn Projectontwikkeling.

Additional position: member of the Supervisory Board of  Stichting Waarborgfonds Koopwoningen (SWK).

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Mr. J.G. (Hans) Janssen (1967), member of the Executive Board / CFO

Dutch nationality; appointed member of the Executive Board / CFO of Heijmans N.V. on 30 October 2017. Prior to joining Heijmans, Mr. Janssen was CFO at Mediq and held various financial positions at Unilever.

Additional position: member of the Supervisory Board of TIAS.

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Supervisory Board

Mr. Sj.S. (Sjoerd) Vollebregt (1954) Chairman

Dutch nationality, formerly Chairman of the Executive Board of Stork B.V. and Fokker Technologies B.V. Prior to that, Mr. Vollebregt was employed at companies including Exel, Ocean, Intexo Holding and Royal Van Ommeren. Appointed member of the Supervisory Board of Heijmans NV in April 2015 and appointed as Chairman in 2016. Reappointed in 2019 and steps down in 2023.

Principal additional positions: non-executive director of Mylan N.V., Chairman of the Advisory Board of Airbus Defence and Space Netherlands, Chairman of the Economic Board of Drechtsteden and Chairman of Joulz. 

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Ms. M.M. (Martika) Jonk (1959)

Dutch nationality, formerly legal consultant in Boston. Since 1992, she has been a lawyer/partner with CMS Derks Star Busmann. Appointed member of the Supervisory Board of Heijmans NV in December 2018 for a term of more than four years. Steps down in 2023.

Principal additional positions: member of the Supervisory Board N.V. Nederlandse Gasunie, member of the Supervisory Council of Catharina hospital in Eindhoven.

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Ms. J.W.M. (Ans) Knape-Vosmer (1962)

Dutch nationality, vice-president HR&O global Operations & Sales at ASML. 

Principal additional position: member of the Supervisory Board of Koninklijke Douwe Egberts B.V. Appointed member of the Supervisory Board in April 2020. Steps down in 2024. 

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Mr. G.A. (Gerrit) Witzel (1951)

Dutch nationality, throughout 2008-2012 member of the Executive Board of Heijmans, the last two years as Chairman. Prior to that, Mr. Witzel worked for Strukton and Ballast Nedam. 

Principal additional positions: Chairman of the Advisory Board of G. Wijma & Zonen in Kampen, Chairman of the Board of Supervision of St. Anna Zorggroep in Geldrop and Chairman of the Supervisory Board of Heembouw Holding B.V. in Roelofarendsveen. Appointed member of the Supervisory Board in April 2020. Steps down in 2024. 

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Mr. R. (Ron) Icke (1957), Vice-Chairman, Chairman of the Audit Committee

Dutch nationality, formerly Chairman of the Executive Board of USG People NV. Appointed Member of the Supervisory Board of Heijmans NV in April 2008. Reappointed in 2012 and 2016. Steps down in 2022. 

Principal additional positions: Chairman of the Supervisory Board of DPA Group N.V., Chairman of the Supervisory Board of ORMIT B.V., Chairman of the Supervisory Board of Domus Magnus Holding B.V., member of the Supervisory Board of VvAA Groep B.V., member of the Supervisory Board of Star Group B.V., board member of V.O Zee Share Administration Trust and board advisor of Partou B.V. 

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