Walder Wyss AG

Name: Walder Wyss AG - Zürich, CH
Address: Seefeldstrasse 123, Zürich 8008
Telephone: 41 58 658 58 58
Price range: $$$

4.5 (50 reviews )

Zürich,

PRACTICE AREAS:: 34 THE BEST LAWYERS IN SWITZERLAND™ AWARDS:: 66

67 Attorneys

41 58 658 58 58 Visit Website Directions

About Walder Wyss AG

Walder Wyss is one of the most successful and fastest growing Swiss commercial law firms. We specialize 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. The team of more than 280 legal experts – all of whom with a high level of professional qualifications, 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 a 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.

Our Attorneys (67)

Thomas Müller

(37)

N/A

Banking and Finance Law

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Markus Pfenninger

(34)

N/A

Banking and Finance Law Corporate Law

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Alex Nikitine

(5)

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Corporate Law Mergers and Acquisitions Law

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Michael Cartier

(37)

N/A

Litigation

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Florian Gunz Niedermann

(37)

N/A

Mergers and Acquisitions Law

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Maurus Winzap

(35)

N/A

Tax Law

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Robert Desax

(36)

N/A

Tax Law

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Showing 61 to 67 of 67 results

Office Locations

Zürich, CH Headquarters

Seefeldstrasse 123, Zürich 8008

41 58 658 58 58

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Basel, CH

Aeschenvorstadt 48, P.O. Box 633, Basel 4010

41 58 658 10 00

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Berne, CH

Christoffelgasse 6, Berne 3001

41 58 658 20 00

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Geneva, CH

14 Rue du Rhône, Geneva 1204

41 58 658 30 00

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Lausanne, CH

Avenue du Théâtre 1, Lausanne 1005

41 58 658 80 00

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Lugano, CH

Via F. Pelli 12, Lugano 6901

41 58 658 40 00

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Leadership Team

Florian Gunz Niedermann

lic. iur., LL.M., Attorney at Law, Partner

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Irène Suter-Sieber

Dr. iur., Attorney at Law, Certified Specialist SBA Employment Law, Partner

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Michael Isler

Dr. iur., Attorney at Law, Partner

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Katja Schott-Morgenroth

lic. iur. HSG, Attorney at Law, Notary, Partner

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Pierre-Alain Guillaume

lic. iur., LL.M., Attorney at Law, Partner

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Awards & Recognition

Featured Awards

PRACTICE AREAS: 34

THE BEST LAWYERS IN SWITZERLAND™ AWARDS: 66

All Awards

Top Listed in Switzerland with 68 lawyers
Top Listed in Switzerland in Corporate Law with 16 lawyers
Top Listed in Switzerland in Information Technology Law with 5 lawyers
Top Listed in Switzerland in Litigation with 11 lawyers
Top Listed in Switzerland in Mergers and Acquisitions Law with 15 lawyers
Top Listed in Switzerland in Public Law with 5 lawyers
Top Listed in Switzerland in Real Estate Law with 8 lawyers
Top Listed in Switzerland in Technology Law with 6 lawyers
Top Listed in Zürich with 42 lawyers
Top Listed in Basel in Corporate Law with 5 lawyers
Top Listed in Zürich in Information Technology Law with 4 lawyers
Top Listed in Zürich in Public Law with 4 lawyers
Top Listed in Zürich in Real Estate Law with 6 lawyers
Top Listed in Zürich in Technology Law with 4 lawyers

Notable Clients

Bayer (global life science company) Credit Suisse (major Swiss bank) Migros (largest Swiss retail company) Pifzer (world's largest research-based pharmaceutical company) UBS (major Swiss bank)

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Reviews

4.5 / 5

50 Reviews

Alex Gutmann

Feb 02, 2026

Simply amazing representation from Walder Wyss AG's office during my recent legal matter

Honestly, I can't thank Walder Wyss AG enough for everything they've done for me. They really know their stuff when it comes to Corporate Law and it shows in the results. 10/10 would recommend to anyo...

Johnnie Leffler-Blanda

Feb 02, 2026

Five stars for the incredible team at Walder Wyss AG in undefined - they are amazing

Really glad I found Walder Wyss AG for my case. They were a huge help and made everything understandable. I was very impressed with their knowledge and how they handled the opposition. If you're in un...

Sherry Halvorson

Feb 02, 2026

Solid work and professional service from Walder Wyss AG in undefined for undefined residents

Needed help with Corporate Law and Walder Wyss AG delivered on their promises. They're professional, efficient, and easy to talk to. Good choice for anyone in undefined looking for high-quality legal...

Shelia Reichert

Feb 02, 2026

Reliable lawyer you can count on - Walder Wyss AG provided excellent service throughout

It's hard finding a reliable lawyer these days, but Walder Wyss AG in undefined is definitely one of the good ones. Would use them again if needed without hesitation. They are professional, responsive...

Terence Reilly

Feb 02, 2026

Walder Wyss AG did a great job handling my complex Corporate Law case from start to finish

I've worked with a few lawyers in undefined over the years, but Walder Wyss AG stands out for their honesty and thoroughness. They were clear about the process and kept me updated at all times. I felt...