Firm Profile > Lenz & Staehelin > Geneva, Switzerland

Lenz & Staehelin
1211 GENEVA 6

Switzerland > Banking and finance: Geneva Tier 1

Lenz & Staehelin's Geneva-office has established itself comfortably at the top of the market with an impressive client portfolio that includes a number of international and Swiss banks. Under the lead of the highly regarded Shelby du Pasquier, the team regularly acts on transactions, project finance matters, regulatory proceedings and restructurings in the financial sector. François Rayroux is also a key contact for securities dealers. Other experts include Olivier StahlerFedor PoskriakovDavid Ledermann and counsel Laurence Vogt Scholler. Valérie Menoud made partner in January 2021.

Practice head(s):

Shelby du Pasquier

Other key lawyers:

François Rayroux; Olivier Stahler; Fedor Poskriakov; David Ledermann; Laurence Vogt Scholler; Valérie Menoud


‘Shelby du Pasquier and his team are very experienced and responsive. Undaunted by steep challenges their focus on client service drives them to innovative and practical solutions which have been decisive in achieving success in very difficult files.

‘Shelby du Pasquier has a wealth of experience which simply sets him apart from the competition. When focusing on the big picture he is forward looking, solution orientated and practical and in the day-to-day handling of the files; decisive, swift and steady. Shelby’s advice is particularly valuable in the management of complex regulatory files.’

‘Very reactive. Very knowledgeable and experienced in their field of competence. Proactive. Excellent partners and individual associates. Very professional. Deliver in time work of great quality. Reliable.’

‘Skilled; pragmatic approach; available upon short notice.’

‘François Rayroux is regarded as being one of the most experienced lawyers in the OTC and listed derivatives business as well as for clearing issues. He is extremely team-oriented and cooperative in responding to questions on regulatory and derivatives trading issues.’

‘Comprehensive full coverage of all legal aspects with an array of top notch specialists ’

‘Olivier Stahler – Pragmatic approach, detailed knowledge of the regulations and laws but practical guidance on the various aspects’

‘The most respected team of banking lawyers in the Swiss market, and for good reason. Highly knowledgeable and top quality advisers. This is the A-team of Swiss banking lawyers.’

‘Shelby du Pasquier is not only incredibly well informed about the legal shape of the Swiss market but is also plugged in to the business side and has a great network of contacts.’

Key clients

Aviva Investors Global Services

Barclays Bank

Neuberger Berman Europe Limited

Switzerland > Banking and finance: Zurich Tier 1

The highly regarded team at Lenz & Staehelin assists national and international banks, financial institutions and alternative lenders with the full range of banking and finance matters. The impressive client portfolio includes Credit Suisse, Deutsche Bank and J.P. Morgan. The team has considerable expertise in finance transactions, derivates, asset management and leveraged finance. Key names include practice head Marcel TranchetPatrick Hünerwadel, regulatory specialist Patrick Schleiffer and Martin Burkhardt, who handles disputes in the banking and finance space.

Practice head(s):

Marcel Tranchet

Other key lawyers:

Patrick Hünerwadel; Stefan Breitenstein; Patrick Schleiffer; Roland Fischer; Martin Burkhardt

Key clients


Ares Life Sciences / Waypoint

Banque Pâris Bertrand SA

Banque Pictet & Cie SA

Banque Lombard Odier & Cie SA

Barclays Bank

Chequers Capital

Citibank Group


Credit Suisse

Crédit Agricole

Deutsche Bank

Edmond de Rothschild Group

Equistone Partners




Goldman Sachs


ING Bank


Itau Group

J.P. Morgan


Macquarie Bank


OROX Asset Management

Pargesa Holding SA



Sempione Fashion AG

Sika AG

SIX Swiss Exchange

Société Générale


Stallergenes Greer

Swissquote Bank SA


Union Bancaire Privée UBP




VTG Aktiengesellschaft


Switzerland > Capital markets Tier 1

Lenz & Staehelin has a highly regarded, comprehensive capital markets practice. On the equity side, it advises issuers on the offering of bonds, convertibles and loan participation notes, among others, as well as assisting with exchange and tender offers, and derivatives. Its impressive client portfolio includes large Swiss and foreign banks, investors and companies. The Geneva practice is headed by Jacques Iffland, who has longstanding experience in capital markets and securities regulations issues. In Zurich, the team is led by transaction specialist Hans-Jakob Diem and stock exchange expert Patrick SchleifferMarcel Tranchet and Geneva-based François Rayroux, who is noted for structured products and derivatives, are other key names.

Practice head(s):

Jacques Iffland; Patrick Schleiffer; Hans-Jakob Diem

Other key lawyers:

Marcel Tranchet; François Rayroux; Patrick Schärli


‘L&S stands out for its expertise and leading role in Switzerland. It is highly specialised.’

‘Patrick Schleiffer and his team provide high standard advice regarding capital market instruments. Very much on the point, efficient and clear.’

‘Excellent know-how, very professional, never had the feeling that they are “just” a legal advisor, felt more like they are part of our company.’

‘L&S is politically involved and spends a lot of time on non-billable work with regulators and official bodies. The members help shape the laws on regulatory issues for capital markets and asset management, and have an excellent reputation with the authorities due to their seriousness and consistent approach. If there are questions or issues with the regulators, they are very reliable partners, both for clients as well as for the regulators. This allows them to always be at the forefront of legal developments.’

‘Often we let the team work very independently and give them a lot of authority, because there is a high level of trust and we know that they always act in the interest of our company first before they consider their own benefit.’

‘The team has a collaborative approach and takes the time to understand the clients’ businesses and the mechanics of any proposed product innovation etc. It gives commercial advice and provides suggestions.’

‘We have been very impressed by the Geneva team members. To highlight a few things, I would say their willingness and ability to get to grips with a new asset class, their understanding of our business and how we operate and their ability to guide us in a jurisdiction where we are slightly less familiar and giving us the tools to understand the regulatory framework.’

‘Very sophisticated in capital markets transactions. Pragmatic approach, excellent cooperation, very reliable and good quality of entire staff. Goal-oriented and to the point. Excellent know-how with regard to takeover bids. Strong in the French speaking part of Switzerland as well.’

Key clients

Banorte – Banco Mercantil de Norte S.A., Mexico

Bundesverband Deutscher Banken (BBV)


Compagnie Financière Richemont

Credit Suisse, UBS

Desmarais and Frère families, Pargesa Holding SA (Pargesa) and Groupe Bruxelles Lambert (GBL)

Geberit AG

International Swaps and Derivatives Association (ISDA)



Morgan Stanley, BofA Securities and Cowen Inc

National Australia Bank NAB

ObsEva SA



Stadler Rail

VTG Aktiengesellschaft

Switzerland > Commercial, corporate and M&A Tier 1

A leading practice in the market, Lenz & Staehelin excels in advising large institutions from the financial services, life sciences, TMT and real estate sectors on corporate matters. The team has strong expertise in public takeovers, private transactions, venture capital and private equity deals, and corporate governance. Furthermore, through close collaboration with its disputes group, it is also able to assist in contentious cases. The experienced Hans-Jakob Diem and Andreas Rötheli lead the teams in Zurich and Geneva, respectively. Tino Gaberthüel specialises in public M&A and international joint ventures. Senior counsel Rudolf Tschäni as well as the Geneva-based David Ledermann and Jacques Iffland are also key team members.

Practice head(s):

Hans-Jakob Diem; Andreas Rötheli

Other key lawyers:

Stephan Erni; Tino Gaberthüel; Rudolf Tschäni; David Ledermann; Jacques Iffland; Simone Ehrsam

Key clients



Allfunds Group

ALPHA Healthgroup

Ant Financial Services Group (subsidiary of Alibaba)

Apple Inc.


Argos Wityu (formerly Argos Soditic S.A.)

Astra Zeneca

Baloise Insurance Holding

Bank Vontobel

Bank Pictet

Banque Lombard Odier



BigPoint Holding AG / Martin Haefner


Bordier & Cie

BTG Pactual

Carlo Gavazzi Holding

Cembra Money Bank

Chequers Capital




CMOC Limited

Credit Suisse



Deutsche Bahn

Deutsche Bank

Deutsche Börse

Emergent BioSolutions Inc.



Gonet & Cie SA

Gyrus Capital SA


Hyundai Motor Company


Insight Partners

Institutional Shareholder Services Inc. (ISS)

JP Morgan

JTB Corp.

Julius Baer


LK International




Maus Frères

Merck Group


Morgan Stanley




Pfizer Inc.

Portola Pharmaceuticals Inc.

Quilvest Private Equity


Switzerland > Competition Tier 1

Lenz & Staehelin is highly regarded for its broad competition practice which covers the full range of relevant matters. Its client portfolio includes prominent names from various industries, such as Mastercard, Pfizer and Ford. The team is experienced in dawn raids, internal and cartel investigations and appeals, among other work. Marcel Meinhardt is an expert in the space and a key name for multi-jurisdictional merger filings; he leads the practice together with Benoît Merkt in Geneva, who is well versed in advisory and contentious work. Astrid Waser stands out for advice on public procurement and regulatory issues.

Practice head(s):

Marcel Meinhardt; Benoît Merkt

Other key lawyers:

Astrid Waser; Sevan Antreasyan

Key clients

Allfunds Bank Group




City of Geneva

Colgate Palmolive



Dargaud and Flammarion

Deutsche Bank

ENGIE Services AG

European Broadcasting Union


Geistlich Pharma AG



Hyundai Motor


LafargeHolcim Ltd.





Salt Mobile SA

Saraco SA

Sunrise Communications AG

Swiss Post

Swisscom / CT Cinetrade AG / Teleclub

Ticketcorner / Hallenstadion Zürich



Vigier / Vicat

Switzerland > Data privacy and data protection Tier 1

The data privacy and data protection practice of Lenz & Staehelin offers a full range of services to its national and international clients. The team advises on data privacy and security regulatory compliance issues, carries out cross-border data privacy surveys, drafts and reviews general corporate group and HR policies and provides support in matters concerning whistleblowing, employee telephone, internet and e-mail use as well as customer data and social media use. Rayan Houdrouge and Guy Vermeil head the Geneva office and Lukas Morscher and Jürg Simon head the Zurich office.

Practice head(s):

Rayan Houdrouge; Guy Vermeil; Lukas Morscher; Jürg Simon


‘Excellent professional competence, up-to date with new developments and diverse jurisdictions friendly exchange among experts.’

‘I think that this law firm has the best professionals. I can mention Rayan Houdrouge as an excellent example.’

‘Very strong culture of respect not only for the client but between the partners and with their associates. They listen to each other actively to reinforce the collective knowledge (huge advantage for the client). Enhanced capabilities. Stand-out partner I work with is Rayan Houdrouge.’

‘Excellent professional competence, speedy handling of inquiries, pleasant exchange.’

‘They are extremely responsive, hardworking, strong lawyers and a pleasure to work with.’

‘Lukas Morscher is an outstanding technology lawyer. He breathes technology law and loves client service. His legal skills and his responsiveness are unparalleled.’

‘Working together now for almost three years, we have been extremely impressed by the level of knowledge, but also real-world pragmatism of the team led by Lukas Morscher.’

‘Lukas Morscher is a thought leader with an outstanding ability to connect the dots, identify risks and how to overcome them in a reasonable way.’

‘Very knowledgeable around all things related to private and public cloud. Bridging the gap from existing simple local outsourcing scenarios to highly complex international outsourcing scenarios. Bridging the gap from technology setup to applicable data privacy and protection laws and compliance.’

‘Both Lukas Morscher and Lukas Staub were able to translate highly complex international outsourcing scenarios into clear and actionable legal and compliance advice. Lukas Morscher is an excellent sparring partner to discuss how to make things work in such environments.’

‘In my opinion, what makes a huge difference is the availability of the team and the pragmatism.’

Key clients

Ability App


Carlo Gavazzi AG

One.Thing.Less AG

Prabina Foundation

PricewaterhouseCoopers AG


Saxo Bank (Switzerland) Ltd


Switzerland > Dispute resolution: arbitration Tier 1

The 'very strong, knowledgeable and efficient team' at Lenz & Staehelin is regularly involved in complex, cross- border disputes. It is instructed by states, state-owned entities, banks and large corporations and handles the full gamut of arbitration matters, including joint ventures, privatisation, sales and distribution, state contracts and post-M&A disputes. The practice has considerable experience representing client from the pharmaceutical, energy, luxury goods and telecoms sectors. The 'top-performingHarold Frey and Xavier Favre-Bulle, who is based in Geneva and also specialises in sports law, head the team. Martin Burkhardt handles disputes concerning media rights and private wealth. IP expert Thierry Calame, banking specialist Daniel Tunik in Geneva, and 'highly motivated' counsel Martin Aebi are also names to note.

Practice head(s):

Harold Frey; Xavier Favre-Bulle

Other key lawyers:

Martin Burckhardt; Thierry Calame; Daniel Tunik; Martin Aebi; Hanno Wehland; Fadri Lenggenhager


‘A well rounded Swiss arbitration practice.’

‘Xavier Favre Bulle is a dynamic, reliable and easy to deal with counsel.’

‘Very strong, knowledgeable and efficient team, having the possibility to grasp foreign law issues/considerations and effectively handle procedural rules of international arbitration.’

‘Harold Frey is a top-performing litigator and an exquisite colleague, adept and capable of handling sophisticated substantive and procedural issues.’

‘Strong legal orientation paired with situational awareness and good advice.’

‘Solid performance.’

‘Very professional, client oriented attitude, conveying a feeling of confidence, addressing also very openly the weak points.’

‘Harold Frey and Martin Aebi: always very excellent team work, even during high workloads never conveying a feeling of stress. Highly motivated, go into all details even in technical complex cases and are capable of convincing arbitration panels with an always factual, objective argumentation. Fighting for the interest of the client, but also open for reasonable settlement discussions.’

‘Harold Frey is a very capable litigator and arbitration counsel.’

‘Lenz & Staehelin has a large experience in arbitration practice and a perfect knowledge of procedural rules and practices in this domain.’

Key clients

thyssenkrupp Industrial Solutions AG

State of Palestine

Bank BTG Pactual S.A.

World Anti-Doping Agency (WADA)

Switzerland > Dispute resolution: litigation Tier 1

The Lenz & Staehelin litigation team has significant expertise in several industry sectors, such as banking, construction and real estate. It also has an impressive track record in proceedings relating to employment, corporate, inheritance and IP law, where it collaborates with other practice groups. Another field of activity is white-collar criminal law cases and investigations, an area where co-head Daniel Tunik in Geneva is particularly knowledgeable. He jointly leads the team with Harold Frey, a longstanding established practitioner in the market. Martin Burkhardt and Xavier Favre-Bulle in Geneva are names to note for commercial disputes. Counsel Martin Aebi provides additional support.

Practice head(s):

Harold Frey; Daniel Tunik

Other key lawyers:

Martin Burkhardt; Xavier Favre-Bulle; Martin Aebi; Dominique Müller


‘Lenz & Staehelin has huge experience in litigation and perfect knowledge of procedural rules and practices in this domain. Lenz & Staehelin has resources in several Swiss cantons and therefore is able to support a client in several places simultaneously.’

‘Xavier Favre-Bulle is very competent and reactive.’

Key clients

Sika AG

Bank BTG Pactual S.A.

Bank Julius Bär & Co. AG

Switzerland > Employment Tier 1

Lenz & Staehelin's employment, pensions and immigration practice advises both employers and senior employees, typically on matters concerning private and public sector employment as well as Swiss work permits for foreign nationals. Rayan Houdrouge regularly handles contentious matters relating to pensions and social security issues and jointly heads the practice from Geneva together with Zurich-based duo Dominique Müller and Matthias Oertle. The team, which is ‘top of the field in terms of service and knowledge’, acts for clients from the banking, pharmaceutical, financial, engineering, IT, retail and not-for-profit sectors, among others.

Practice head(s):

Rayan Houdrouge; Dominique Müller; Matthias Oertle

Other key lawyers:

Sara Rousselle-Ruffieux; Nicole Frey


‘Top of the field in terms of service and knowledge. Great client attitude. ’

‘Rayan Houdrouge: pragmatic, well-informed and savy about the state of his field and the best interests of the client.’

‘The team is strong and very responsive. They operate well in English and have a good understanding of issues facing financial services employers.’

‘Matthias Oertle is a consummate professional. He is technically very astute, but also very commercial. He suggests solutions, rather than just identifying problems.’

‘I have always been very satisfied with the help we have received from the employment practice at Lenz & Staehelin. Quick response, quality and depth of research, appropriate application of legal knowledge to complex situations, willingness to go the extra mile for the client.’

‘I have been working with Sara Rousselle-Ruffieux for more than 12 years and have uniformly been extremely satisfied with the technical quality of legal work done. We have used Sara Rousselle-Ruffieux on a large variety of HR issues, from the relatively simple (incentive schemes, employment contracts) to the more complex litigious ones. The legal knowledge and proficiency of Sara Rousselle-Ruffieux has been a truly great help in steering our family business in the right direction, avoiding significant HR blunders and when those occurred, minimizing their damages. I am really glad she was on our side when dealing with the complex and demanding situation and cases we have had to handle.’

‘Global, relevant and fit for purpose services.’

‘Nicole Frey is excellent and a pleasure to work with.

‘The team has very solid knowledge about any legal matters arising in and around employment and HR. We have a slightly special setup in our company that every now and then requires some special advise.’

‘Our primary contacts at the firm are very responsive and seek to anticipate questions before we ask them.’

Key clients

Allfunds Group

Cembra Money Bank

Fahrzeug-Werke Lueg AG (LUEG)

Gyrus and DuPont Sustainable Solutions (DSS)

Hyundai Motor Company

Insight Partners







Switzerland > Intellectual property Tier 1

Lenz & Staehelin's IP practice acts for clients from a wide range of sectors with particular experience in the pharmaceuticals, medical device and food and beverage industries. The team advises on all IP rights issues and represents clients in international and national litigation and arbitration proceedings involving patents, trade marks, licensing matters, appellations of origin and unfair competition work. The ‘extremely knowledgeableThierry Calame and the ‘outstandingJürg Simon specialise in patents and trade marks respectively and jointly lead the group with Daniel Tunik, who focuses on IP litigation and arbitration. Newly promoted partner Peter Ling and Lara Dorigo are experienced in patent litigation.

Practice head(s):

Thierry Calame; Jürg Simon; Daniel Tunik

Other key lawyers:

Peter Ling; Lara Dorigo


‘Lenz & Staehelin’s IP team is one of the leading teams in Switzerland. They are highly professional and knowledgeable. It is a pleasure to work with them.’

‘Jürg Simon is one of the outstanding trade mark practitioners in Switzerland with top experience and expertise. He’s the person to turn to especially for demanding and sophisticated cases.’

‘Outstanding legal expertise.’

‘We work almost exclusively with Lara Dorigo. In addition to her well-known outstanding legal skills, Lara Dorigo is also distinguished by her amazing ability to reliably assess the strengths and weaknesses of the litigants. Lara Dorigo has also impressively demonstrated that even during a lockdown she is willing and able to go the extra mile for her mandates.’

‘Their work is excellent and the team and their work was highly regarded by the attorneys working on the related cases pending in other jurisdictions.’

‘Thierry Calame and Lara Dorigo were extremely knowledgeable about all the aspects of the law, and they engaged and worked well with subject matter experts and worked very well with me and other members of my company. They provided me with excellent advice, and gave advanced and detailed instructions. They also worked extremely well with the other legal teams handling the related matters in other countries, which was very important due to the multi-jurisdictional nature of the case. In fact, some of the members of the other legal teams told me how impressed they were by them. I can’t praise them highly enough.’

Key clients


AbbVie Inc.

Actavis / Mepha

Apple Inc.

Champagne producers association

Consorzio Prosecco



Emmentaler Switzerland

Leap Partners AG


Merck & Co., Inc.



MSC Cruises

Pernod Ricard

Pfizer Inc.

Sanofi, Genzyme

Swatch Group

Swiss Government, Armasuisse

Swiss Sustainable Yachts AG

Swiss Salt Works AG

Sky International AG


Teva Pharma AG

Verweij Fashion B.V.

Weetabix Ltd

Switzerland > Leading firms: French-speaking Switzerland Tier 1

Lenz & Staehelin has an excellent reputation for its practice in Geneva and Lausanne. Team members have extensive experience in advising large clients on banking and finance; private and public M&A; dispute resolution and sports law. Leading practitioners are Shelby Du Pasquier, François Rayroux, Xavier Favre-Bulle, Benoît MerktAndreas Rötheli and Olivier Stahler as well as Lucien Masmejan and Jean-Blaise Eckert.

Other key lawyers:

Shelby Du Pasquier; François Rayroux; Xavier Favre-Bulle; Benoît Merkt; Andreas Rötheli; Olivier Stahler; Lucien Masmejan; Jean-Blaise Eckert

Switzerland > Leading firms: German-speaking Switzerland Tier 1

Full-service law firm Lenz & Staehelin is highly regarded in the Swiss market. The firm has strong expertise in banking and finance, capital markets, corporate and M&A matters, as well as in dispute resolution and in competition, IP, and TMT law. Highlighted practitioners include Patrick Hünerwadel, Hans-Jakob Diem, Marcel Tranchet, Harold Frey, Jürg Simon, and Marcel Meinhardt, as well as Patrick SchleifferTanja Luginbühl and Lukas Morscher. The tax and private clients space is skilfully covered by Pascal Hinny and Heini Rüdisühli.

Other key lawyers:

Tanja Luginbühl; Patrick Schleiffer; Pascal Hinny; Heini Rüdisühli; Patrick Hünerwadel; Hans-Jakob Diem; Marcel Tranchet; Harold Frey; Jürg Simon; Marcel Meinhardt; Lukas Morscher

Switzerland > Private client Tier 1

Lenz & Staehelin's practice stands out through its 'scope of knowledge, practical experience and deep approach'. The team has considerable expertise in cross-border mandates requiring assistance with wealth and estate planning; relocations to Switzerland; contentious and non-contentious inheritance law matters. Other areas of expertise are advising family offices on dealings with art, yachts, real estate and airplanes, as well as the set-up and management of trusts. Geneva-practice head Lucien Masmejan is noted for his 'excellent judgement and creative strategic litigation skills'. Mark Barmes, also in Geneva, specialises in wealth planning. Practice co-head, the 'very knowledgeable and approachableHeini Rüdisühli  is well versed in tax and succession planning. Alexander Greter made partner in early 2020. Géraldine Auberson in Lausanne and Alexandra Hirt are key names at associate level.

Practice head(s):

Lucien Masmejan; Heini Rüdisühli

Other key lawyers:

Mark Barmes; Alexander Greter; Géraldine Auberson; Alexandra Hirt


‘Lenz & Staehelin has a complex, very reputable private clients practice. The scope of knowledge, practical experience and deep approach distinguish the practice from other firms.’

‘Mark Barmes has a strong reputation both in the professional world and with the clients who were lucky to work with him.’

‘Heini Rüdishüli is the key leading person who stands out. Very experienced, nice to work with.’

‘The team has a strong mix of technical skills, commerciality and practicality. It is easy to work with and supportive.’

‘Lucien Masmejan – sophisticated, economically and commercially aware, someone who has a very good client manner.’

‘Géraldine Auberson is a very capable private client lawyer with a good understanding of both civil law and common law issues.’

‘Heini Rüdisühli: very knowledgeable and approachable expert in tax and succession law.’

‘Alexander Greter is a thoughtful and bright tax and private client lawyer.’

‘Alexandra Hirt: a good lawyer and team member.’

‘Top guys in the market ’

‘The lawyers are first rate; we place Lenz & Staehelin at the top tier of the firms.’

‘Lucien Masmejan and Mark Barmes are both highly skilled, very experienced, excellent lawyers.’

‘Lucien Masmejan is equally strong on contentious and non-contentious trust and private client matters, and is known as a superb corporate lawyer as well. We have worked closely with him on a complex international trust litigation that involved novel areas of the law in a highly publicized case. He is a super litigator, with excellent judgement and creative strategic litigation skills. He is extremely bright and a delightful person with whom to work. Lucien cuts through all the issues to the heart of the matter and finds a novel strategic solution.’

‘Mark Barmes is widely recognized as one of the leading international private client lawyers in Switzerland, with an extraordinary cross-border practice of clients from around the world. He is a great pleasure to work with, very bright, creative, thoughtful, deeply experienced.’

Switzerland > Public law Tier 1

Lenz & Staehelin advises on all areas of public law, such as general administrative law including zoning, building, environmental and property law and across all sectors, such as energy, telecoms and media. The ‘very responsive and capable’ team advises clients on contentious and non-contentious matters and represents clients in the field of public procurement before all cantonal and federal authorities and courts. Rayan Houdrouge and Benoît Merkt, specialising in public procurement, are the key names in the Geneva office. Marcel Meinhardt, with specialisms in the postal services area as well as the energy, media and telecoms sectors, and Astrid Waser are the names to note in Zurich.

Practice head(s):

Rayan Houdrouge; Benoît Merkt; Marcel Meinhardt; Astrid Waser


‘Involvement in the big lawsuits in Switzerland. Therefore know how about practice of competition authority and law courts like nobody else. Smart, strong in strategies and in-house politics.’

‘Marcel Meinhardt is extremely bright, smart, fast, clever, strategy-oriented. He has huge know-how and experience – genial.’

‘The team has large know-how, is very responsive and capable to think not only legally but also in the position of CEO/responsible. Fast comprehension of complex issues.’

‘Benoît Merkt has a big network and takes a global approach to issues, not only legal.’

Key clients

City of Zurich (EWZ)




Pro7Sat.1 AG



Swiss Post

Telecommunications SA


Various Export Credit Agencies and various International Banks

Switzerland > Real estate and construction Tier 1

The strong real estate team at Lenz & Staehelin maintains a broad practice in terms of both areas of practice and clients; it is instructed by developers, contractors, institutional investors and public authorities, among others, to advise on real estate, construction and infrastructure matters. Under the lead of Cécile Berger Meyer, the Geneva team assists clients, including private individuals, with civil and administrative matters. She leads the practice jointly with Beat Kühni, who draws on over 20 years of experience in the field. Other key individuals are transaction specialist Andreas Rötheli in Geneva and associate Fabiano Menghini.

Practice head(s):

Beat Kühni; Cécile Berger Meyer

Other key lawyers:

Andreas Rötheli; Fabiano Menghini; Giulia Neri-Castracane


‘The real estate team is extremely competent, reactive and efficient, and we have always collaborated very well on the files we have handled together.’

‘Cécile Berger Meyer shows great competence, meticulousness, and innovation, which makes her one of the best in her field of activity.’

‘The main strengths are the management of imposed deadlines, perfect availability, as well as the ability to handle files in a completely confidential manner. Whatever the field covered, the verification is always accurate and complete.’

‘Cécile Berger has surrounded herself with a competent, reactive, but also human team allowing confidence.’

‘Reactivity, pragmatism, good human relation, professionalism.’

‘Fabiano Menghini is not only very responsive and has a high industry competence, he also makes our work a lot easier and absolutely understands when to raise topics and when to just make the deal happen.’

‘Very good team offering a unique tailor-made service which is essential in the real estate environment.’

‘Dedicated, loyal, smart and finds solutions.’

Key clients





Swiss Prime Site

TAG Aviation Group

Switzerland > Tax Tier 1

Lenz & Staehelin fields a group of experienced tax advisers, who have know-how across the spectrum of tax law. The team is often instructed in cross-border tax disputes, exchange of information and mutual agreement procedures; estate and tax planning for ultra- and high-net-worth individuals, athletes and artists; VAT and customs; relocations and employee shares. Together with experts from other practice groups, the team also assist with the taxation of real estate and private equity as well as corporate and finance transactions. Jean-Blaise Eckert is a key name for inheritance tax matters; he leads the practice together with Pascal Hinny, who is an established contact for international companies. Daniel Schafer has a 'brilliant mind', and Frédéric Neukomm and Floran Ponce are also noted.

Practice head(s):

Jean-Blaise Eckert; Pascal Hinny

Other key lawyers:

Daniel Schafer; Frédéric Neukomm; Floran Ponce; Mark Barmes


‘Strong technical skills, good communicators and excellent relationship with the tax authorities.’

‘Very responsive and collaborative.’

‘Strong all round Swiss tax practice.’

‘In general they provide a very wide scope of services, not limited to tax. They have a deep understanding of the internal struggles of our group and are able to adapt swiftly in order to match our needs. Always a pleasure to work with such a competent and transparent team.’

‘Daniel Schafer is a very knowledgeable person with a deep knowledge of the political world in which we live in. Brilliant mind, optimistic, reliable, one could only hope all counsels would achieve his level of dedication to his clients. He’s driven by finding the best solution possible, no matter the difficulties ahead.’

‘Very strong team. Members of the team are truly knowledgeable, available, and responsive. I really do appreciate their practical approach to finding a solution that works. Easy to work with!’

‘Daniel Schafer is outstanding tax practitioner. He has excellent knowledge of Swiss tax law. He is very available, solution oriented and easy to work with. He keeps things simple to understand and gives you the big picture so you understand the solution recommended.’

‘Mark Barmes has an outstanding knowledge of trust matters. He and his team are very good and very solution oriented. Working with them is a real pleasure.’

Key clients

ADM – Archer Daniels Midland Company



AXA Stiftung Berufliche Vorsorge, Winterthur

Chequers Capital

CMOC Limited

Colgate Palmolive



Switzerland > Fintech Tier 2

Lenz & Staehelin acts for clients operating and investing in all areas of fintech, such as start-ups, investors, technology companies and established financial institutions. The team advises on regulatory, compliance, investment, financing, licensing and data protection issues and is experienced in assisting with joint ventures, distributed ledger technologies, cryptocurrencies, digital assets and mobile payment systems, among other work. Head of the practice Fedor Poskriakov advises on corporate, regulatory and contractual matters with a fintech focus. Co-heads Lukas Morscher and Marcel Tranchet work on regulatory matters, securities transactions, financing matters, derivatives, work-outs and recapitalisations, among others.

Practice head(s):

Fedor Poskriakov; Lukas Morscher; Marcel Tranchet


‘It is always a pleasure to work with the financial services team at Lenz & Staehelin, and I am aware of the close attention they give to new developments – such as in the last year seeking to influence the new financial services law but also the eagerness to work on development of new business models such as in the fintech and financial space.’

‘Francois Rayroux is an excellent lawyer and always responsive in dealing with client matters.’

Key clients

Allfunds Bank

ARK Trade AG

Capital Markets and Technology Association

Cembra Money Bank

Global Asset Manager/RobecoSAM

Global Financial Services Provider

Global Insurance Group

Initial Coin Offering

International Group of Exchanges

Leading US Financial Institution

Major Insurance group

Mt Pelerin Group SA

Saxo Bank (Switzerland)

Swissquote Bank SA

UK based client


Switzerland > Healthcare and life sciences Tier 2

Lenz & Staehelin fields an experienced team with specialists from different areas. The group is regularly instructed by healthcare providers, academic institutions and companies operating in the pharmaceutical, medical devices, biotech and diagnostics sectors. The practice is headed up by teams in Zurich and Geneva: IP and regulatory specialist Thierry Calame, corporate practitioner Stephan Erni and dispute resolution expert Harold Frey are the names to note in the German-Swiss office, while Xavier Favre-BulleAndreas Rötheli and Guy Vermeil take the lead in the latter. Counsel Lara Dorigo is also a key advisor and litigator.

Practice head(s):

Thierry Calame; Stephan Erni; Harold Frey; Xavier Favre-Bulle; Andreas Rötheli; Guy Vermeil

Other key lawyers:

Peter Ling; Lara Dorigo


‘Extremely efficient, full of knowledge, strong communication skills: all the good aspects I could ever think of are shown by Lenz & Staehlin.’

‘The team’s work is excellent and the team and was highly regarded by the attorneys working on the related cases pending in other jurisdictions.’

‘Thierry Calame and Lara Dorigo are extremely knowledgeable about all the aspects of the law, and they engage and work well with subject matter experts. They provide excellent advice, and gave advanced and detailed instructions. They also worked extremely well with the other legal teams handling the related matters in other countries, which was very important due to the multi-jurisdictional nature of the case.’

Key clients

Abbott Group

Alpha Health Group

Altitude Management



Manufacture Modules Technologies


Merck & Co., Inc.

Morgan Stanley

NovImmune SA

Obseva SA


Revance Therapeutics, Inc.

Switzerland > Insolvency and corporate recovery Tier 2

The team at Lenz & Staehelin is instructed in corporate and debt restructurings, and also provides advice to Swiss and foreign companies and their shareholders on avoiding financial collapse. In addition, the team is particularly experienced in transactions and litigation involving clients in financial distress. It is led by Tanja Luginbühl, who is a key contact for companies, banks and creditors. Counsel Roland Fischer specialises in restructurings.

Practice head(s):

Tanja Luginbühl

Other key lawyers:

Roland Fischer; Dominique Müller


‘Outstanding quality, collaboration and high involvement of senior advisors in execution. They strictly respect the deadlines and delivery capacities.’

‘Tanja Luginbühl is a leader in the field. Commercial and practical.’

‘Super user friendly and technically proficient.’

‘The team combines excellent legal knowledge with a practical approach and responsiveness.’

‘Roland Fischer is responsive, straight to the point and an excellent lawyer.’

Key clients

Agrokor d.d.

A.T.U Auto-Teile-Unger Handels GmbH & Co. KG

Bluehorn SA

BP Oil International Ltd.

Creditor of Ethical Coffee Company

Creditor of Privatair

Deutsche Bank AG

Deutsche Lufthansa AG

ING Bank N.V.

Innolith Group; Bluehorn SA

Major creditor of Bank Hottinger & Cie AG in liquidation

Pentland Brands Limited


Roust Corporation

Royal Bank of Scotland

Sberbank (Switzerland) AG

Sempione Fashion AG (formerly Charles-Vögele)

Suntech Power International Ltd.

Valartis Group AG

Various key creditors of Lehmann Brothers Finance AG in liquidation

Various creditors of Petroplus Holdings AG and Petroplus Marketing AG

Switzerland > Insurance Tier 2

With Lenz & Staehelin’s insurance practice being closely linked to the banking and finance, capital markets and corporate and M&A departments of the firm, the team not only advises traditional clients from the insurance sector, such as insurers, re-insurers and life insurers, but also intermediaries, private equity and venture capital funds as well as banks and other financial institutions on insurance-related issues. The firm covers a broad range of services, including regulatory, transactional, coverage and dispute resolution. In particular, the team, headed by Olivier Stahler and Lukas Morscher, has substantial experience of portfolio transfers, M&A transactions, restructurings and re-domiciliations.

Practice head(s):

Olivier Stahler; Lukas Morscher

Key clients

cashgate AG

Caterpillar Insurance Company

Liberty Mutual

Schweizerische Mobiliar Versicherungsgesellschaft AG


Unilever Reinsurance AG

Vaudoise Assurances Holding SA

Switzerland > Sports law Tier 2

Lenz & Staehelin acts for international sports organisations and federations as well as individual athletes and international corporations on matters in sports law, such as contractual disputes, disciplinary matters, regulations and general governance as well as sponsorship agreements. The team has experience in matters at the intersection of sports and intellectual property law and acts for broadcasting companies on matters relating to anti-trust law and pay TV. Xavier Favre-Bulle, who is an experienced litigator and arbitrator in sports matters, heads the team together with Lucien Masmejan and Stephan Erni, who advises sports clients on sponsorship deals.

Practice head(s):

Xavier Favre-Bulle; Stephan Erni; Lucien Masmejan


‘Xavier Favre-Bulle is highly knowledgeable, experienced, engaged and supportive. He surrounded himself with an A-team of lawyers.’

‘Comprehensive knowledge of sports business, including governance-related matters and sports law issues,. Available, supportive, reactive, and they provide very clear and concise advice in all areas of sports law.’

‘Xavier Favre-Bulle is a leading arbitrator having brought to sport arbitration his perfect command of commercial arbitration.

‘The high personal qualities and reliability of Xavier Favre-Bulle, whom I would recommend as counsel or arbitrator for a high-profile case.’

Key clients

Swisscom, CT Cinetrade, Teleclub

Water Sports Tribunal

World Anti-Doping Agency (WADA)

Switzerland > TMT Tier 2

In the TMT field, Lenz & Staehelin assists clients stemming from the financial services and telecoms sectors with transactional and regulatory matters. The team also advises on outsourcing and re-insourcing matters, licensing issues, e-commerce work, international roaming mandates, public procurements, carve-outs and restructurings. Lukas Morscher heads up the Zurich office and is experienced in international transactions and business sourcing matters. Guy Vermeil leads the Geneva practice and focuses on corporate and M&A matters, including distressed M&A, while associate Lukas Staub focuses on outsourcing, data protection and e-commerce matters.

Practice head(s):

Lukas Morscher; Guy Vermeil

Other key lawyers:

Lukas Staub


‘Lenz & Staehelin have been able to attract and retain great talent, thus keeping up their excellent reputation on the market. Advice is always very sound and never stays on the surface of matters.’

‘Lukas Staub brings a good combination of intelligence, focus, balance and drive to the table which makes him an excellent negotiator with impressive stamina.’

‘Very knowledgeable around all things related to private and public cloud. Bridging the gap from existing simple local outsourcing scenarios to highly complex international outsourcing scenarios and bridging the gap from technology set-up to applicable data privacy and protection laws and compliance.’

‘Both Lukas Morscher and Lukas Staub were able to translate highly complex international outsourcing scenarios into clear and actionable legal and compliance advice. Lukas Morscher is an excellent sparring partner to discuss how to make things work in such environments.’

Key clients

ASC Group


Bank Vontobel

Banque Cramer & Cie SA

Carlo Gavazzi Group

Cembra Money Bank

China Telecom

Deloitte Consulting

JP Morgan

Liberty Mutual

Orange Business Services

PCCW Global



Saxo Bank (Switzerland)

Sunrise Communications



The firm: With over 200 lawyers and offices in three major economic centres, Lenz & Staehelin is one of the largest law firms in Switzerland. Known for its high professional standards, the firm provides its domestic and international clients with a full range of services in the main areas of law. It is ranked amongst the leading practitioners in business law.

Main areas of practice
Asset management:  Due to Lenz & Staehelin’s pioneering role in this area and our strong commitment to both regulatory and self-regulatory organizations, our team is a recognized market leader. Our long-standing expertise allows us to deliver highly specialized advice on all aspects of institutional asset management, investment services and products.

Arbitration: Lenz & Staehelin has enjoyed a leading position in international arbitration for a number of decades. Its attorneys have been involved in several hundred international arbitrations, either as counsel for a party or sitting as arbitrators. The firm has been handling disputes under the rules of all major institutions (including ICC, Swiss Chambers of Commerce, LCIA, AAA, VIAC, CAS, WIPO, ICSID) as well as ad hoc arbitration.

Banking and finance: Advising on regulatory issues, capital market transactions, investment products and services are part of Lenz & Staehelin’s core areas of expertise. Its clients are major Swiss and international banking/financial institutions. They benefit from the firm’s experience in matters of banking/securities dealers licences, asset securitisation, securities offerings, project and structured finance, investment funds, private equity, derivatives and other financial products.

Capital markets: Lenz & Staehelin counts a number of accredited experts for the listing of securities on the SIX Swiss Exchange. Our team delivers advisory and support services for all types of capital markets offerings, including IPOs and rights offerings, bonds, convertible bonds, covered bonds, hybrid bonds and other securities transactions.

Competition: The firm advises in all areas of competition and antitrust law, such as merger control notifications, abuse of dominance, restrictive practices, cartel investigations, dawn raids, leniency procedures and public procurement. It regularly acts in co-ordination with leading foreign law firms in complex multi-jurisdictional merger flings. Its practice also includes proceedings before the Swiss Competition Commission and competition litigation before the Swiss cantonal and federal courts.

Corporate and M&A: The firm has a leading position in domestic and cross-border private and public M&A transactions. As such it has been involved in many of Switzerland’s most important corporate deals. The firm advises, amongst others, on corporate takeovers, mergers, joint ventures, takeovers of listed companies, private equity and venture capital. Its services in corporate law include incorporation and administration of companies, corporate governance and compliance.

Employment, pensions and immigration: The firm advises both employers and senior employees. It draws on a long experience in all areas of private employment and public labour law, including employment agreements, bonus and stock option schemes, non-compete covenants, social security benefits, labour litigation and arbitration. It assists foreign nationals in obtaining Swiss work permits, a service underpinned by the firm’s tradition of good contacts with cantonal and federal immigration authorities.

Insolvency and restructuring: The firm offers a leading full-service insolvency practice encompassing the complete range of issues typically encountered in complex insolvencies. It advises and represents creditors (some of which are banks or other financial institutions), liquidators, receivers in insolvency proceedings. It also provides advice to companies in need of financial restructuring.

Intellectual property: The firm provides first-class services in all sectors of intellectual property, such as copyright law, designs and models law, licensing, geographical indications, Swiss and European patent law, trademark law, and related fields such as unfair competition. It has extensive experience in advising clients (e.g. in IP due diligence in mergers and acquisitions process) and in representing them in intellectual property-related litigation either before cantonal and federal courts or before arbitral tribunals.

Investigations: Lenz & Staehelin assists clients in efficiently conducting complex internal investigations, both on their own initiative or in response to inquiries or investigations by governmental authorities, whistle-blower claims or shareholder demands. The firm’s practice covers a broad range of industries and issues (including antitrust, anti-corruption, violation of banking or capital market rules, disclosure and accounting issues, tax and civil or criminal misconduct).

Litigation: The firm’s litigators advise and represent clients in administrative, civil and criminal proceedings. They deal with antitrust and unfair competition litigation, banking/finance/commercial litigation, bankruptcy and debt collection, coordination of international litigation, employment disputes, enforcement of foreign judgments and awards, international legal assistance, intellectual property litigation, money laundering and white-collar crimes, real estate and construction disputes, trust and estate-related litigation.

Private clients: This team of specialists provides corporate and individual clients with comprehensive expert advice on wealth planning and succession issues. The team includes lawyers with particular expertise in international estate planning and structuring and who are qualified under both civil law and common law systems. They offer creative advice on trust and company administration services in Switzerland and Guernsey.

Real estate: The firm provides advice and support to commercial users, institutional investors, real estate investment funds, financial institutions, rating agencies and private clients. The practice group’s capabilities encompass all legal aspects of real estate financing, sale and lease back transactions, commercial lease and real estate development projects.

Tax: The firm’s tax department is one of the largest of any Swiss law firm with more than 25 tax attorneys most of whom are also certified tax experts. In addition to all aspects of tax planning, its services also include the representation of clients in front of tax authorities or in tax litigation, arbitration and mutual agreement procedures. It has particular expertise in tax issues related to financial products, real estate, private equity, M&A/restructurings/buyouts/relocations, in tax planning for private clients, executives and transferees at international companies, and in VAT matters.

Technology and outsourcing: The firm offers a wide range of transactional and regulatory services in technology, media and telecom matters, with a leading position also in outsourcing (both infrastructure and BPO transactions). Services include advice on complex IT projects, hosting and ASP, data protection, eCommerce, convergence issues, public procurement, FinTech, ICT contracts and software licensing, strategic business alliances and joint ventures. It regularly advises important media companies and TV, radio and cinema operators on licensing, advertising and sponsorship issues.

Department Name Email Telephone
Banking and finance Shelby R. du Pasquier
Banking and finance François Rayroux
Banking and finance Olivier Stahler
Banking and finance Jacques Iffland
Banking and finance David Ledermann
Banking and finance Fedor Poskriakov
Commercial and contracts Andreas von Planta
Commercial and contracts David Ledermann
Competition Benoît Merkt
Corporate and M&A Andreas Rötheli
Corporate and M&A Guy Vermeil
Corporate and M&A Jacques Iffland
Corporate and M&A David Ledermann
Employment, pensions and immigration Rayan Houdrouge
Employment, pensions and immigration Daniel Tunik
Foundations and philanthropy Benoît Merkt
Foundations and philanthropy Daniel Schafer
Insolvency and restructuring David Ledermann
Insolvency and restructuring Guy Vermeil
Intellectual property Daniel Tunik
Investigations Fedor Poskriakov
Investigations Benoît Merkt
Litigation and arbitration Daniel Tunik
Litigation and arbitration Xavier Favre-Bulle
Litigation and arbitration Miguel Oural
Private client Lucien Masmejan
Private client Mark Barmes
Private client Frédéric Neukomm
Real estate Cécile Berger Meyer
Real estate Andreas Rötheli
Sports Xavier Favre-Bulle
Tax Jean-Blaise Eckert
Tax Daniel Schafer
Tax Lucien Masmejan
Tax Frédéric Neukomm
Tax Floran Ponce
Technology and outsourcing Guy Vermeil
Technology and outsourcing David Ledermann
Photo Name Position Profile
Mr Mark Barmes  photo Mr Mark Barmes Partner
 Cécile Berger Meyer  photo Cécile Berger Meyer Partner, Head of Real Estate
Mr Jamar E. Brown  photo Mr Jamar E. Brown Counsel
Mr Jean-Blaise Eckert  photo Mr Jean-Blaise Eckert Partner, Head of Tax
Dr Xavier Favre-Bulle  photo Dr Xavier Favre-Bulle Partner, Head of Arbitration
Mr Rayan Houdrouge  photo Mr Rayan Houdrouge Partner, Head of Employment, Pensions and Immigration
Dr Jacques Iffland  photo Dr Jacques Iffland Partner, Head of Capital Markets
Mr David Ledermann  photo Mr David Ledermann Partner, Head of Commercial and Contracts
Mr Hikmat Maleh  photo Mr Hikmat Maleh Partner
Dr Lucien Masmejan  photo Dr Lucien Masmejan Partner, Head of Private Clients
Dr Valérie Menoud  photo Dr Valérie Menoud Partner
 Benoît Merkt  photo Benoît Merkt Partner, Head of Competition
 Frédéric Neukomm  photo Frédéric Neukomm Partner
Mr Miguel Oural  photo Mr Miguel Oural Partner
Mr Floran Ponce  photo Mr Floran Ponce Partner      
Mr Fedor Poskriakov  photo Mr Fedor Poskriakov Partner
 Andreas Rötheli  photo Andreas Rötheli Partner, Head of Corporate and M&A
 François Rayroux  photo François Rayroux Partner, Head of Asset Management
Mr Daniel Schafer  photo Mr Daniel Schafer Partner
Mr Olivier Stahler  photo Mr Olivier Stahler Partner, Co-Head of Asset Management
Mr Henri Torrione  photo Mr Henri Torrione Senior Counsel
Mr Daniel Tunik  photo Mr Daniel Tunik Partner, Head of Litigation
Mr Guy Vermeil  photo Mr Guy Vermeil Managing Partner, Head of Technology and Outsourcing
Mrs Laurence Vogt Scholler  photo Mrs Laurence Vogt Scholler Counsel
Mr Shelby R. du Pasquier  photo Mr Shelby R. du Pasquier Partner, Head of Banking and Finance
Dr Andreas von Planta  photo Dr Andreas von Planta Senior Counsel
Number of lawyers : 224
At this office : 113
Contact : Guy Vermeil (managing partner,
Other offices : Lausanne
Other offices : Zurich


While Lenz & Staehelin is acknowledged by most as Switzerland’s leading law firm, its connections and expertise span the globe.

With over 200 lawyers, its ability to innovate and adapt to the ever-changing complexities of legal and regulatory environments in Switzerland and beyond, has attracted many of the world’s top corporations as well as private individuals.