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 Sonja Otenhajmer
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Sonja Otenhajmer

Languages
  • German
  • English
  • Serbian
  • Bosnian
  • Croatian
  • Italian
  • Spanish
Social media

Sonja Otenhajmer is a Litigation and Arbitration as well as a corporate and commercial attorney-at-law. She focuses on international arbitration.

Otenhajmer completed her legal studies at the universities of Vienna, Bologna and Belgrade. During her studies at the University of Vienna, which she completed with distinction, she participated in the Willem C. Vis International Commercial Arbitration Moot. She gained varied professional experience as a university assistant at the Institute for Civil Procedure Law at the University of Vienna and in renowned international commercial law firms in Vienna and Madrid. Otenhajmer joined CMS in Vienna as an associate in 2016.

Awards & Recognitions
01
  • Quote
    ‘We work with Daniela Karollus-Bruner and Sonja Otenhajmer, their work is fast and diligent.’
    The Legal 500 EMEA, 2024

Relevant experience

  • 2012–2014  University assistant at the University of Vienna’s Department of Civil Procedure
  • 2010–2015  Practical experience at renowned law firms (Vienna, Madrid) 

Publications

  • Anmerkung zur Entscheidung des OGH 4 Ob 71/14s, EvBl 2015/2.
  • Internationale Wirtschaftsmediation im studentischen Wettbewerb, JAP 2013/2014
  • Anmerkung zur Entscheidung des OGH 8 ObS 14/12k, ÖJZ 12/2013, 550.
  • Sind Leasingentgelte für Superädifikate Sondermassekosten?, ZIK 4/2010, 126.

Memberships & Roles

  • Young Austrian Arbitration Practitioners (YAAP)
  • Austrian Bar Association

Lectures list

  • Vortrag über Mediation und Verhandlungstechniken, Aarhus Universitet, Dänemark, 2014
  • Universitätslektorin für Zivilverfahrensrecht, Universität Wien (2013–2014)
  • ICC International Commercial Mediation Competition, Paris, Coachin des Wiener Teams (2013, 2014)

Education

  • 2015 – Mag.a iur., Law, University of Union, Belgrade
  • 2014/15 – Court practice in the district of the Vienna Higher Regional Court
  • 2012 – Mag.a iur., Law, University of Vienna
  • 2011 – Erasmus, Law, University of Bologna