100 Legal

Real estate and construction law, contract law, environmental and energy law, competition law, administrative and civil litigation

Senior Associate

First as a legal clerk at the Swiss Federal Administrative Court in St-Gallen, he then joined the firm in 2019, in the Geneva office, as a trainee lawyer and then as a lawyer after passing the Bar exam (2021).

French, English, German

Brian Mayenfisch holds a Certificate of Specialisation in legal practice from the University of Geneva (2019). He studied law in Germany and Switzerland, at the University of Fribourg, where he obtained a Master’s degree in Law (2015) and a Bachelor’s degree in Law (2013). He obtained the Swiss Bar in 2021.

Brian Mayenfisch contributed as co-author to “Commentaire romand de la Constitution fédérale” – (Gregor T. Chatton/Brian Mayenfisch, Art. 115), published in 2021 by Helbing Lichtenhahn.