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Key contacts
Partner: Patric Eggler
Key practice areas
General corporate tax
Indirect tax
Private client
Tax
Tax controversy
Firm overview

Wenger Vieli advises companies and individual clients on matters of domestic and international law and taxation. Our wealth of experience and expertise in all areas of commercial law allow us to deliver precisely what our clients need.

We are a member of Meritas, one of the largest international associations of independent law firms, and collaborate with WTS Global.

Although our offices in Zurich and Zug are deeply rooted in the heart of Europe, we operate internationally. Whether we are working with companies or individual clients in Switzerland or overseas, our team always speaks the right language.

Main areas of focus
  • Corporate Tax
  • Private Clients
  • Mergers & Acquisitions
  • International Tax & Permanent Establishments
  • Indirect Tax (VAT & Customs)
  • Global Mobility
Address:
Dufourstrasse 56
8008 Zurich
Tel:+41 589 58 58 58 Email:Contact Us Web Address:https://www.wengervieli.ch/en-us

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2027 Edition
General corporate tax
31 firms ranked
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Indirect tax
18 firms ranked
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Private client
20 firms ranked
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Tax controversy
18 firms ranked
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Overview

Wenger & Vieli is an established law firm advising private individuals and multinational companies on various tax legal, compliance and advisory work. The team specialises in complex cross-border transactions for start-up companies and HNWIs. The firm has dedicated tax partners leading the team. Partner Patric Eggler is the assigned head of department with M&A distinction. Succession planning practitioner Dominik Bürgy and indirect partner Clara Bodemann are key contacts.  

The firm advised NLS Pharmaceutics AG on on its reverse triangular merger with Kadimastem and its financial restructuring. It also assisted CAOS in the implementation of a shareholder structure.  

Senior associate Amanda Heinz joined the firm from EY in May 2025. Outbound senior associate David Brusa departed to Alvarez & Marsal in May 2025 and partner Barbara Brauchli Rohrer retired in June 2026.  

Client feedback

‘’Very responsive, high quality.’’ 

‘’Combines deep technical knowledge with a practical approach to cross-border tax matters. They are particularly strong in navigating complex regulations, offering clear and actionable advice’’.

One of the two appointments is EY’s Gordon McIntosh, who becomes the big four firm’s second senior tax departure in September
Sharmila Sanmugam's move from industry to WTS UK offers an early glimpse into how the fledgling firm hopes to compete with larger rivals
But businesses should remain flexible when choosing between internal and external resources to handle added ViDA complexity, ITR’s Indirect Tax forum also heard
Jeff Soar lifts the lid on WTS UK’s ambitious recruitment plans, the firm's positioning against the big four, and why tax is the perfect profession for AI
ITR sat down for a pre-event interview with Tim Zech, WTS Germany, and Jeff Soar, WTS UK, keynote speaker at next week’s ITR AI in Tax Forum 2026 in London
While pillar two has been enacted on paper in Brazil, companies are encountering a range of practical compliance issues, ITR has heard
The firm’s eye-catching UK launch is a major statement of intent, but it will face stern opposition in its quest to be the top global tax player
Under Jeff Soar’s leadership, WTS UK aims to scale to 100 partners within five years and challenge the big four
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