Atty. Stephan Werlen
Partner Stephan Werlen focuses on M&A and corporate law, joint ventures, MBOs, acquisition finance, venture capital transactions, corporate restructuring and corporate relocation. He has broad experience both in domestic and international mergers and acquisitions (including auction processes) and the financing of such transactions.
Mergers And Acquisitions Law Attorney
Profile Summary
About Stephan Werlen at a Glance
Stephan Werlen is a m&a attorney, practicing at CMS von Erlach Partners Ltd. Admitted to practice in Switzerland, Zurich. Recognitions include Best Lawyers in America — Mergers and Acquisitions Law (2026). Serves clients in Zurich and the surrounding metropolitan area.
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About Stephan Werlen
- Partner Stephan Werlen focuses on M&A and corporate law, joint ventures, MBOs, acquisition finance, venture capital transactions, corporate restructuring and corporate relocation
- He has broad experience both in domestic and international mergers and acquisitions (including auction processes) and the financing of such transactions
- In addition, he is an expert in W&I insurance transactions (M&A insurance) with a long track record in this area
- Stephan Werlen also regularly advises foreign companies on their relocation to Switzerland and assists companies in their ongoing corporate and commercial activities (e.g. shareholders' agreements, capital measures and other corporate housekeeping matters, supply contracts, general terms & conditions, etc.)
- Stephan Werlen joined CMS in 2003 and became a partner in 2009
- He is a member of the CMS Corporate Practice Group and the CMS Private Equity Sector Group
- Stephan Werlen studied law at the University of Zurich (lic. iur., Dr. iur) and earned a post-graduate degree from University of Chicago Law School (LL.M.)
- Before joining us he worked at the District Court of Zurich, wrote his thesis on the legal position of the target company in takeover transactions (Die Rechtsstellung der Zielgesellschaft im Übernahmekampf, Schweizer Schriften zum Bankrecht, Bd. 64, Zürich 2001).Stephan Werlen is an officially admitted representative of listed companies at the SIX Swiss Exchange
Practice Areas Explained
Stephan Werlen's Areas of Legal Practice
Each practice area below reflects the types of cases Stephan Werlen handles, with a practical overview of what that area of law involves and how it may apply to your situation in Zurich.
Mergers & Acquisitions in Zurich
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Professional Profile
Why Clients in Zurich Choose Stephan Werlen
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Stephan Werlen's practice in the field of m&a.
Focused M&A Practice
Concentrating on m&a means Stephan Werlen's knowledge of relevant statutes, case law, and procedural nuances stays current — unlike generalist practices that spread attention across unrelated fields.
Local Presence in Zurich
A Zurich-based practice means Stephan Werlen attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
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