Diego Leis

Diego Leis is a Counsel at MANGEAT. His main practice areas are Dispute Resolution in civil and criminal matters. He is the key contact to our Spanish & Latin-American Desk.

He specializes in representing individual and corporate clients in commercial and contractual disputes as well as corporate and shareholder litigation.

Diego is also a member of our Fintech team and regularly involved in disputes related to cryptocurrencies and cybercrime.
In addition, Diego is the key contact for our dedicated Spanish & Latin-American desk.

Diego graduated from the Universities of Fribourg and Zurich. During his studies, he spent a semester at the University of Maastricht (NL) as an exchange student. After completing the Certificate of Advanced Studies in Legal Professions in Geneva, he joined CMS von Erlach Poncet as a trainee lawyer in 2012.

After having successfully passed the Geneva Bar exam in 2014, Diego worked at id est avocats in Lausanne as an associate, where he was a member of the Corporate & Commercial/M&A and Litigation teams, before joining our firm.

Academic Background / Education

Certificate of Advanced Studies in Inhouse Counsel, University of Zurich (2018)

Admitted to the Geneva Bar, ranked 2nd  (2014)

Certificate of Advanced Studies in Legal Professions, University of Geneva (2012)

Master in Business Law, University of Zurich (2009-2012)

Bachelor of Laws, University of Fribourg (2006-2009)


French, Spanish, German, English