Théo Lavanchy


Route de Gilly 30
Case postale 1201
CH – 1180 Rolle

T. +41 (0)21 348 11 88
F. +41 (0)21 348 11 89


Théo Lavanchy studied law at the University of Lausanne, focusing on commercial law, including banking law, corporate law and economic criminal law. He obtained his Master’s degree with magna cum laude in 2016, with a specialization in litigation law.

Besides his studies, Théo Lavanchy worked as a clerk at the Lausanne Labour law Court, as well as at the Justice de paix du Jura-Nord vaudois et du Gros-de-Vaud.

After his master’s graduation, Théo Lavanchy worked successively in the legal department of a media company and in an international organization active in the field of nature conservation. Théo Lavanchy also carried out an internship in a law firm of Florida specialized in medical malpractice.

Théo Lavanchy works as an associate for Bonnard Lawson Tech, a division of Bonnard Lawson specialized in technology and innovation. Théo Lavanchy is mainly active in the fields of intellectual property, technology and innovation law, media law, labor law, corporate law and financial markets law.


Bar admission, Canton of Vaud (2020)
Master of Law, maga cum laude, University of Lausanne (2016)
Bachelor of Law, Université de Lausanne (2013)



Professional experience

Associate, Bonnard Lawson International Law Firm, Lausanne (October 2021)
Associate, HDC Law Firm, Lausanne (2020-2021)
Trainee, HDC Law Firm, Lausanne (2018-2020)
Lawyer, UICN, Union internationale pour la conservation de la nature et de ses ressources, Gland (2017-2018)
Lawyer, TX Group AG, Lausanne (2016-2017)
Clerk ad hoc, Lausanne Labour law Court (2016-2018)
Clerk ad hoc, Justice de paix des districts du Jura-Nord vaudois et du Gros-de-Vaud (2016-2018)
Appointé-chef, Swiss army – Bat. méc. 18/1 (2013-2020)

Practice Areas