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Walder Wyss AG

Zürich,
PRACTICE AREAS:: 34 THE BEST LAWYERS IN SWITZERLAND™ AWARDS:: 66
67 Attorneys

About Walder Wyss AG

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

D

Dallas Jenkins

Feb 02, 2026

Highly recommend Walder Wyss AG for anyone needing expert Corporate Law help in undefined

I was really stressed about my case in undefined, but Walder Wyss AG made everything so smooth and stress-free. Seriously, the best decision I've made lately was hiring them. They handled every detail...

A

Abel White

Feb 02, 2026

Exactly what I needed after my legal issue in undefined - Walder Wyss AG was a lifesaver

I don't usually write reviews, but the help I got from Walder Wyss AG during my Corporate Law case in undefined deserves to be shared. It was a messy situation, and I was getting nowhere on my own. Th...

T

Thelma Nicolas

Feb 02, 2026

Would recommend Walder Wyss AG for sure to anyone in undefined needing legal help

I've already told all my friends and family about Walder Wyss AG. If you need Corporate Law help in undefined, they're the ones to see without any doubt. They are local experts who really understand t...

M

Mark Robel

Feb 02, 2026

Would recommend Walder Wyss AG for sure to anyone in undefined needing legal help

Everyone at Walder Wyss AG's office in undefined was so nice and helpful. They made a tough situation a lot easier to deal with by being so patient and explaining everything clearly. I never felt like...

J

Jesse Hintz

Feb 02, 2026

Absolutely Great! I couldn't be happier with the service from Walder Wyss AG

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...