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Jan Willem de Haan

Dutch and Spanish lawyer subsequently as of 1988 and 1991



(+34) 934 671 400



Practice Areas:

Corporate law
National and international litigation
Insolvency and restructuring
Project development and construction
Commercial and private real estate
Mortgages and foreclosures
Civil law and contracting

Admitted to practice:

Utrecht 1988
Amsterdam 1989
Madrid 1991
Barcelona 1992 


Read Jan Willem de Haan’s articles and publications.

Memberships and positions:

Member Bar Association of Barcelona:

Member Bar Association of Madrid:

Member Bar Association of The Netherlands and Amsterdam:

Founding member of Dutch Business Lawyers Abroad:

Member Insol (European Association of Insolvency practioners):

Member Dutch Business Club in Barcelona:

Member of the WWF


University of Amsterdam School of Law (1987)
Licenciado en Derecho (Madrid 1991)


Jan Willem de Haan was born in Haarlem, The Netherlands, on 5 June 1960 and grew up in Eindhoven. He studied Spanish and Law in Amsterdam, graduating in 1987. A scholarship at a Madrid based law firm in 1987 was his step to a career as a Dutch and Spanish lawyer.

From 1988 until 1992 he worked at the law firm of CMS Derks Star Busmann in Utrecht and Ekelmans Den Hollander (nowadays Lovells) in Amsterdam.

After his admission to legal practice in The Netherlands (Utrecht 1988 and Amsterdam 1989) and in Spain (Madrid 1991 and Barcelona 1992), he started at Ernst & Young in Barcelona. Subsequently he has been partner of two Spanish law firms before founding former De Haan & Mulder, nowadays De Haan Abogados. Jan Willem de Haan is married and has a daughter.

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