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Lenz & Staehelin

Work +41 58 450 70 00
Fax +41 58 450 70 01
Geneva, Lausanne, Zurich

Dr François Rayroux

Work +41 58 450 70 00
Lenz & Staehelin

Work Department

Banks & Securities Dealers, Regulatory Issues, Investment Funds and other Collective Investment Schemes, Derivatives, Capital Markets, Asset Securitization, Securities Offerings, Corporate and M&A, Commercial and Contracts, Investigations.


Dr. François Rayroux offers legal advice to banks and securities dealers. He is considered as a leading lawyer in banking and financial services in Switzerland. As such, he has namely been nominated by various professional organisations as an expert in Switzerland in banking and financial as well as capital markets law. François Rayroux is the co-head of the Banking and Finance group of Lenz & Staehelin in Geneva. He advises a number of Swiss and international financial institutions in all banking and regulatory matters, with a particular focus on funds management and distribution as well as all types of financial products, in particular derivative instruments. He teaches investment funds law at professional organisations and is also a frequent speaker at professional conferences on banking and financial law issues.


Admission to Zurich Bar (1989), Joined Lenz & Staehelin (1992), Partner at Lenz & Staehelin (1998).


English, French, German, Italian.


International Bar Association (IBA).


University of Zurich (lic. iur. 1986), University of Chicago Law School (LL.M. 1990), University of Zurich (Dr. iur. 1993).


Banking and finance: Geneva

Within: Banking and finance: Geneva

The sizeable team at 'dynamic' and 'highly professional firm' Lenz & Staehelin is renowned for its regulatory and transactional expertise provided to clients such as Banque Pictet & Cie, Credit Suisse and J.P. Morgan, as well as its 'strong ties with international peers'. Investment management partner François Rayroux advised Paris-based Amundi Asset Management on the merger of 33 exchange traded funds, while Swissquote banking group instructed fintech specialist Fedor Poskriakov on all contractual and regulatory aspects concerning bitcoin trading. Financing expert David Ledermann, the 'hands-on and pragmatic' Olivier Stahler and 'pre-eminent lawyer' Shelby du Pasquier  are among the key practitioners.

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Capital markets

Within: Leading individuals

François Rayroux - Lenz & Staehelin

Within: Capital markets

One of the 'leading practices in Switzerland', Lenz & Staehelin's 'depth and quality is world class'. Equity transactions, bond offerings, securitisation, derivatives, convertibles and structured notes are among its areas of expertise. 'Stand-out performer' Jacques Iffland advised ObsEva on a $60m private investment of shares and short-term warrants regarding a public equity transaction with several investors, while Rudolf Tschäni and Hans-Jakob Diem assisted Sika with its CHF1.65bn issuance of senior convertible bonds on SIX Swiss Exchange. 'Knowledgeable and thorough' derivatives and structured products expert François Rayroux and Zurich co-lead Patrick Schleiffer are other names to note.

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Leading firms: French-speaking Switzerland

Within: Leading firms: French-speaking Switzerland

Geneva- and Lausanne-based firm Lenz & Staehelin receives major recognition for its banking expertise, alongside its outstanding strength in capital markets, private client matters, tax, real estate, sports law and dispute resolution. Key lawyers include Shelby Du Pasquier, Olivier Stahler, François Rayroux, Lucien Masmejan, Andreas Rötheli, Jean-Blaise Eckert, Benoît Merkt and Xavier Favre-Bulle.

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