Europe Guide 2026 : Switzerland
Ranked Individuals
Provided by Wenger Vieli Ltd.
We provide goal-oriented and interdisciplinary advice in all areas of M&A transactions as well as in restructuring processes.
In addition, our experienced and specialized teams provide specific services, such as project management, structuring and execution of complex national and international transactions, and, based on their profound know-how, support clients in the negotiation and drafting of all related legal documents.
Our expertise covers specifically:
Provided by Chambers
Wenger Vieli frequently advises on acquisitions and joint ventures, as well as assisting individual shareholders with divestments. The law firm is also active on cross-border matters, representing international clients in the acquisition of Swiss targets and acting for Swiss companies on cross-border transactions. The team works closely with the law firm's well-regarded energy team to advise on transactional matters.
Provided by Chambers
Wenger Vieli advised Inner Mongolia Mengtai Group on its acquisition of Alu Menziken Extrusion from Montana Aerospace.
Provided by Chambers
The Wenger Vieli team are very responsive, highly engaged and very well connected in the Swiss corporate landscape.
The team are willing to go the extra mile and capable of handling stressful situations and a high workload, while still delivering high-quality work.
Wenger Vieli very quickly understood our business model and drew the right conclusions for their work. We always felt very well advised during the deal.
Wenger Vieli's lawyers are very pragmatic, reliable and show a good understanding of our needs.
Wenger Vieli are always able to dive deep into complex topics.
Provided by Chambers
Zug-based Beat Speck handles a variety of transactional work, including acquisitions, sales, mergers and investments. He is frequently sought out to assist with the cross-border elements of international M&A transactions.
Beat is a very experienced lawyer with a strong performance in contract negotiations. He understands complex situations quickly and is highly capable of finding pragmatic and actionable solutions.
Beat Speck is very experienced in M&A and very pragmatic in his approach. He is a good communicator with very positive views who is also approachable and committed.
Beat Speck combines legal expertise with deep experience and a pragmatic approach in terms of how to translate these legal matters into real-life business situations.
We can recommend Beat Speck at any time. He is an absolute professional.
He demonstrates finesse in reading situations, does not go for extremes and finds the best possible course of action, which is very appreciated.
Marc Walter has established a strong M&A practice in Switzerland and beyond, representing large companies in corporate restructurings, joint ventures, sales and acquisitions. He also draws upon his expertise to handle venture capital mandates. He is particularly active for clients in the life sciences and energy sectors.
We found the support from Marc Walter to be very useful. He was very efficient and quick to understand our needs.
Marc Walter is a brilliant person and a very good expert.
Corporate/M&A
Corporate/M&A
Provided by Wenger Vieli Ltd.
Christian Wenger
Andrea Frey
Michael Baier
Marc Walter
Head of Department
Daniel Oehri
Roman Heiz
Michelle Wiki
Kevin Vangehr
Dominik Rietiker
Claudia Keller
Michael Tschudin
Pascal Honold
Andrea Christen
Dominique Mattmann
Martin Berweger
Head of Department
Beat Walti
Patrick Kern
Sabine Taxer
Dominik Bürgy
Janica Wyss
Urs Landolf
Christoph Schmid
Kianoush Sadeghi
Fabienne Nufer
Joel Schmidt
Bruno Mahler
Elisha Odenheimer
Michèle Joho-Menotti
Jonas Bühlmann
Cedric Fischer
Beat Speck
View profile of Beat SpeckMarc Walter
View profile of Marc Walter
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