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Lenz & Staehelin

Work +41 58 450 80 00
Fax +41 58 450 80 01
Geneva, Lausanne, Zurich

Dr Patrick Schleiffer

Work +41 58 450 80 00
Lenz & Staehelin

Work Department

Capital Markets, Equity Offering, Domestic and International Bond and Equity-linked Securities Offerings, Investment Funds, Financial Services Regulation, Banking and Finance, Corporate and M&A, Corporate Governance, Commercial and Contracts.


Dr. Patrick Schleiffer is co-head of the Capital Markets group in Zurich and a leading and recognized expert on financial market law, particularly capital markets, stock exchange and
securities law, investment fund law, financial services regulation and corporate law and corporate governance. Patrick Schleiffer lectures capital markets and securities law at the University of Zurich and is a regular speaker at conference and co-editor of the Swiss Internet based law Journal "CapLaw". He is authorized to represent issuers before the SIX Swiss Exchange.


Research and teaching assistant at the University of Zurich (1989), Admission to Zurich Bar (1995), Associate at Lenz & Staehelin (1995), Admission to New York Bar (1997), Partner at Lenz & Staehelin (2002).


German, English, French.


Zurich Bar Association (ZAV), Swiss Bar Association (SAV), International Bar Association (IBA), Swiss American Chamber of Commerce, New York State Bar Association (NYSBA).


University of Zurich (lic. iur. 1989), University of Zurich (Dr. iur. 1992), New York University School of Law (M.C.J. 1996).


Banking and finance: Zurich

Within: Banking and finance: Zurich

The 'reliable and prompt' team at Lenz & Staehelin advises on financing, regulatory matters and proceedings, internal investigations and fintech projects, and has 'very good knowledge of both the Swiss market and EU developments'. Marcel Tranchet assisted Banque Internationale à Luxembourg with the transfer of a majority stake from Precision Capital to Chinese company Legend Holdings. Practice lead Patrick Hünerwadel, who is 'a master of his profession', and Patrick Schleiffer, who 'provides very helpful advice', are also noted.

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Capital markets

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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