Mark Jansen

Mark Jansen
Intellectual Property & IT law

Food & Agri, Energy, Trade & Transport, Companies, Public authorities, Real estate, Insurance, Healthcare, International, , Education, Private persons

Contract law, Intellectual Property law, IT law, Privacy law, Advertising law

Professional focus

+31 (0)26 353 83 67

+31 (0)6 22 14 29 65

+31 (0)26 353 83 83

Velperpoort Arnhem
Velperweg 1
6824 BZ Arnhem



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Mark Jansen became a lawyer in 2007 and specialised in the areas of IT and privacy law. Mark's practice includes providing guidance on contracting for large and small IT projects, advising and litigating in the event of failed automations and supporting clients with all kinds of issues surrounding privacy law. He assists both customers and suppliers, though his main focus is on IT systems customers. Mark regularly gives lectures on IT and privacy law and writes about these subjects on websites and in professional journals.


Brass band music is one of Mark's main hobbies. He plays the trombone in two orchestras and (occasionally) in other bands. Mark is also the chairman of the Jubal musical society in Varsseveld. He is the initiator and programmer of the 'Music Administration' software (, which is offered free of charge to musical societies. Because of his own programming experience, Mark often has a good understanding of the technical aspects of IT disputes.


Dutch Law, Radboud University Nijmegen (2006, with distinction)
Business Studies, Radboud University Nijmegen (2007)
Grotius IT Law specialisation course (2016, with distinction)


Dutch, English

Other activity

Editor of
Editor of
Member of the Dutch Association for Information Technology and Law
Member of the Privacy Law Association
Member of the Copyright Law Association
Chairman of Jubal musical society in Varsseveld.

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