Gillioz Dorsaz & Associés
Marie-Hélène Dedenis-Simon

Attorney at law

Born in 1981
Languages: French, English
Tel. +41 22 702 19 00
Fax +41 22 702 19 10

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Marie-Hélène Dedenis-Simon’s practice focuses on corporate law and contract law.

She advises companies and individuals on contracts and company law issues as well as within the frame of a relocation in Switzerland including work permit issues. She also represents individuals and corporate clients in contractual or commercial litigations.


  • Law degree (lic. iur.), University of Lausanne, 2004
  • Admission to the Geneva bar, 2010



  • Legal counsel, Hewlett-Packard, corporate securities mergers and acquisitions, Geneva, 2005-2008
  • Legal counsel in a family office, Geneva, 2010-2012
  • Associate, Gillioz Dorsaz & Associés, 2012



  • Geneva bar association
  • International Association of Young Lawyers (AIJA)
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