Lawyers Olivier Sigg

Olivier Sigg

Partner
lic. iur., Attorney at Law, TEP

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Location

Geneva

Contact

Direct phone: +41 58 658 30 20
olivier.sigg@walderwyss.com

Curriculum Vitae

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Areas of activity: Employment Art & Entertainment Private Clients Litigation Tax Philanthropy and International Organisations

Olivier Sigg is a partner in the Private Clients team as well as an experienced employment lawyer. He heads our Geneva office. He is known, both in Geneva and in London, where he worked for one year, as an expert in complex crossborder matters and is regularly instructed by foreign lawyers, in particular from common law jurisdictions.

Olivier Sigg’s private client practice includes various estate-planning techniques. In particular, as a TEP expert, he specialises in trusts, foundations, last wills and testaments. He provides advice to international high-net-worth individuals on estate planning, asset protection, relocation and philanthropy (in particular, advice to international charities). His private client practice involves international succession litigation and trust disputes. Olivier Sigg also has a wealth of experience in employment law. He advises both employers and executives in contractual and contentious matters.

Olivier Sigg studied at the Universities of Geneva and Berne. He graduated in 2002 and was admitted to the Bar in 2005. Prior to joining Walder Wyss, he worked in Geneva and London as an associate in another major Swiss law firm of which he became a partner in 2015. His work experience also includes a secondment in the International Private Wealth Group of a prominent London law firm.

In 2012, Olivier Sigg was appointed as a conciliatory judge with the Geneva Labour Court, and prior to that worked as a clerk with the same court for eight years. Earlier in his career, he worked at the Geneva Court of Appeal.

Olivier Sigg is ranked as a leading private client lawyer by Chambers HNW, Legal 500 and Who’s Who Legal. He has been described by Legal 500 as a 'savvy litigator' who is 'sought after for his personable manner and precise answers given in record time'.

Olivier Sigg speaks French, Italian, English and Spanish. He is the Vice Chairman of STEP Geneva – the Society of Trust and Estate Practitioners. He is also a member of the Swiss Bar Association, the Geneva Bar Association, the International Bar Association (IBA) and the International Association of Lawyers (UIA).

Chambers HNW 2024 rankings released

30 July 2024

Doing Business in Switzerland – A Practical Guide

14 May 2023 | by Ramona Wyss, Andrea Haefeli, Gion Giger, David Vasella, Davide Cerutti, Marco Galli, Roger Staub, Manuel Bigler, Reto Jacobs, Monique Sturny, Thomas P. Müller, Nadja D. Leuthardt, Adriano Antonietti, Valentine Schnyder, Stefan Knobloch, Dimitrios Berger, Dominik Hohler, Letizia Schlegel, Stéphanie Oneyser, Urs P. Gnos, Dario Galli, Michael Kündig, Markus Vischer, Urs Schenker, Christian A. Schmid, Patrick W. Vogel, Alexander Sorton, Samuel Lieberherr, Daniel Dedeyan, Nico Bernhard, Theodor Härtsch, Tervel Stoyanov, Lukas Wyss, Markus Pfenninger, Valentin Wiesner, Rafal Szala, Thiemo Sturny, Roger Ammann, Hubertus Hillerström, Ken Savioz, Simone Wetzstein, Valentina Eichin, Irène Suter-Sieber, Olivier Sigg, Laura Luongo, Francis Nordmann, André Kuhn, Davide Jermini, Christian Eichenberger, Matthieu Seydoux, Thomas Meister, Janine Corti, Robert Desax, Fabienne Limacher, Dieter Hofmann, Rodolphe Gautier, Roxane Allot, Micha Bühler, Michael Feit, Maurice Courvoisier, Oliver M. Kunz and Pascale Köster | Editor[s]: Urs P. Gnos, Theodor Härtsch | ed.: 2nd edition

Private Client 2021: Chapter Switzerland

14 January 2021 | by Philippe Pulfer and Olivier Sigg | in: "International Comparative Legal Guide" | 10th Edition

Doing Business in Switzerland – A Practical Guide

4 June 2020 | by Urs P. Gnos, Theodor Härtsch, Ramona Wyss, Andrea Haefeli, Gion Giger, David Vasella, Davide Cerutti, Marco Galli, Roger Staub, Benno Fischer-Siddiqui, Reto Jacobs, Monique Sturny, Thomas P. Müller, Nadja D. Leuthardt, Adriano Antonietti, Valentine Schnyder, Stefan Knobloch, Dimitrios Berger, Dominik Hohler, Jenny Süess, Stéphanie Oneyser, Dario Galli, Michael Kündig, Markus Vischer, Urs Schenker, Rafael Zemp, Patrick W. Vogel, Laurent Schmidt, Christian Lütolf, Daniel Dedeyan, Nico Bernhard, Tervel Stoyanov, Lukas Wyss, Markus Pfenninger, Valentin Wiesner, Rafal Szala, Thiemo Sturny, Roger Ammann, Hubertus Hillerström, Ken Savioz, Ueli Sommer, Simone Wetzstein, Christoph Stutz, Nadine Mäder, Olivier Sigg, Laura Luongo, Francis Nordmann, André Kuhn, Davide Jermini, Christian Eichenberger, Théo Meylan, Thomas Meister, Janine Corti, Robert Desax, Fabienne Limacher, Dieter Hofmann, Rodolphe Gautier, Olivia Sistovaris, Micha Bühler, Michael Feit, Maurice Courvoisier, Oliver M. Kunz, Albane de Ziegler and Pascale Köster | Editor[s]: Urs P. Gnos, Theodor Härtsch