Legal Partner
Attorney at Law, MIBL, ArbP

Dr. Jonatan Baier

Navigating complex legal issues: Your go-to lawyer for international and domestic arbitration.

Hanna Winkler
+41 44 254 98 90


Jonatan Baier is an international and domestic arbitration specialist. He regularly represents clients in complex disputes before arbitral tribunals and acts as arbitrator.

Jonatan brings particular expertise and extensive experience in healthcare, live entertainment, and ticketing matters, in which he advises and litigates.

His clients include established players in the market as well as emerging start-ups.

Who’s Who Legal lists Jonatan as "Future Leader" in arbitration.  Clients say the following about Jonatan and his work:

"Jonatan is a fantastic arbitration specialist"

"He has the ability to quickly identify the relevant facts as well as the legal issues and come up with a successful strategy"

"His advice on complex issues is clear and to the point"

"He's great for technology disputes"


2024 Mediator Swiss Chamber of Commercial Mediation (SCCM)
2023 Mediation, KSFM
2015 Swiss Arbitration Academy, Arbitration Practitioner (ArbP)
2011 University of Zurich (Dr. iur.)
2009 University of Sydney (Master of International Business and Law, MIBL)
2006 Admission to the bar, Zurich
2004 University of Fribourg i.Ue. / Leuven (BE) (lic. iur.)


German, English

Work Experience

since 2016 Legal Partner at MME
2015 - 2016 Senior Legal Associate at MME
2010 - 2015 Legal Associate at MME
2006 - 2008 Associate in medium-sized commercial law firm in Zurich
2004 - 2005 Substitute in medium-sized commercial law firm in Zurich
2001 Trainee at the District Court of Aarau


  • Swiss Bar Association (SAV)
  • Zurich Bar Association (ZAV)
  • ASA
  • DIS
  • ArbAut