Walder Wyss

Walder Wyss

Firm Overview

Walder Wyss is one of the most successful and fastest-growing Swiss commercial law firms. We specialise in corporate and commercial law; banking and finance; intellectual property and competition law; dispute resolution; and tax law. Our clients include national and international companies, publicly held corporations and family businesses, as well as public law institutions and private clients.

We are a dynamic law firm with flat management structures and a very friendly atmosphere. The team of 200 legal experts – all of whom have a high level of professional qualification, international experience and excellent knowledge in many languages – is augmented by approximately 100 employees working in support functions.

Growth and a close relationship to our clients are the factors that determine our success. Walder Wyss was established in Zurich in 1972 and has since grown continuously. With offices in Zurich, Geneva, Basel, Berne, Lausanne and Lugano, we provide our clients with seamless one-stop-shop, personalised and high-quality services in all language regions of Switzerland.

Our strong national and international network of correspondents and partners from a broad range of disciplines are selected according to the highest standards of professional competence.

Offices: Zurich, Geneva, Basel, Berne, Lausanne, Lugano

Executive board: Johannes Bürgi, Luc Defferrard, Florian Gunz Niedermann, Reto Vonzun, Michael Isler

Languages: Croatian, Dutch, English, Farsi, French, German, Greek, Hebrew, Hindi, Hungarian, Italian, Persian, Polish, Rhaeto-Romance languages, Russian, Serbian, Spanish, Swedish


Art, entertainment and sports; energy and infrastructure; financial services; healthcare and life sciences; industry and commerce; information technology and telecommunications; insurance; media and communications; private clients; public sector; and real estate. 


Antitrust and competition; arbitration; corporate and commercial; corporate crime and investigations; corporate finance and capital markets; data protection; employment; financial products; insolvency and restructuring; intellectual property and technology transfer; litigation; M&A; notary; outsourcing; private equity and venture capital; public procurement; regulatory; tax; and trade and distribution.

Main Office

Walder Wyss Ltd
Seefeldstrasse 123
PO Box
8034 Zurich 

Telephone +41 58 658 58 58
Fax +41 58 658 59 59


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Law Business Research Ltd

87 Lancaster Road, London
W11 1QQ, UK