Data privacy and data protection in Switzerland


Homburger advises a variety of clients on data privacy and data protection issues, among them global players from the technology, pharmaceuticals, life sciences, consumer goods, financial services and insurance sectors. The team supports clients in GDPR implementation projects, advises on cross-border data transfers, handles disputes with authorities as well as disclosures to authorities, supports technology companies with the implementation of novel and innovative technology and assists with the data privacy and protection aspects of transactions. Luca Dal Molin made partner in January of 2020 and jointly heads the department with Gregor Bühler.

Practice head(s):

Gregor Bühler; Luca Dal Molin

Key clients





Zurich Insurance Group

Philip Morris



Swiss Post

Zur Rose Suisse



Work highlights

  • Successfully represented Helsana in its dispute with the Swiss data protection authority.
  • Advised Zurich Insurance Company on data protection matters related to the IT carve-out of its acquisition of the corporate accident and health portfolio of CSS Versicherung.
  • Advised SIX on data protection matters relating to its open banking platform “b.Link” for standardised data exchange between financial institutions and third-party providers.

Lenz & Staehelin

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


Work highlights

  • Advised ETH initiative students4hospitals on a pro-bono basis on establishing a not-for-profit association and operating platform to convey ETH students and other volunteers to healthcare institutions for assistance services in light of the Covid-19 pandemic.
  • Advised a major Swiss call centre operator and provider of personnel placement services on its compliance with the EU General Data Protection Regulation (GDPR) and Swiss data protection law.
  • Advised an international data brokerage business on GDPR and Swiss data protection compliance for data acquisition and resale and related data processing agreements.


VISCHER’s data privacy and data protection team advises companies on compliance matters relating to Swiss and EU data protection and data law requirements as well as the data-related aspects of commercial contracts and M&A transactions. The group has also seen an uptick in instructions to handle data protection-related disputes, including those related to data subject requests. David Rosenthal - an expert in matters of data privacy and data protection’ - is at the forefront of developments in the industry and has been involved in the creation of a statistical method designed to assess the data law risks of foreign lawful access in cases of Swiss banks, hospitals and other operations with sensitive data held in the cloud. Rolf Auf der Maur advises companies primarily from the media, telecoms and IT sectors on all aspects of data law.

Practice head(s):

David Rosenthal

Other key lawyers:

Rolf Auf der Maur


‘High level of expertise in matters of data privacy and data protection. And they have a very business minded approach and strive to come up with a solution rather than just outlining problems from a legal perspective.

‘David Rosenthal is one of the best experts in matters of data privacy and data protection. I was impressed by his ability to present an extremely complex legal analysis in a format which was understandable. He is very responsive and a great person to work with. And he is very flexible when it comes to adapting to a new situation.’

Key clients

Open Systems


Allianz Suisse


Zentralstelle für Kreditinformation (ZEK)

Verein Unternehmens-Datenschutz (VUD)

Luzerner Kantonsspital



Tiko Energy Solutions

IAB Switzerland

Mitsubishi Chemical MCAM Services


Work highlights

  • Advised various financial services, telecoms and healthcare providers in Switzerland on how to move their highly sensitive data to the cloud – despite the US Cloud Act.
  • Advised a Swiss listed company on handling a large data breach, including undertaking a document by document review of the data affected.
  • Advised an alliance of the three largest Swiss media groups on data protection aspects of their joint project to establish a “shared login” across their media offerings.

Bär & Karrer Ltd.

Bär & Karrer Ltd. advises on compliance aspects of data privacy and data protection, including audits, outsourcing, cross-border data flow as well as issues pertaining to data loss and theft. The team has extensive experience in handling the data protection aspects of various M&A transactions, particularly in the healthcare and IT sectors. Corrado Rampini regularly advises on data protection due diligence matters concerning capital market transactions and Jan Kleiner handles contentious and non-contentious data protection matters.

Practice head(s):

Corrado Rampini; Jan Kleiner


Key clients

Libra Association

Valyo AG

Novi Financial

Humabs BioMed SA

RN Travel Services SA

Tezos Foundation

Ship-Ahoy LLC

Work highlights

  • Advised the Libra Association on the establishment and operation of a DLT-based payment system which takes a privacy-by-design approach and complies with applicable data protection laws.
  • Advised the Tezos Foundation on major cross-border data disclosures in connection with US class actions.
  • Advised Humabs on the implementation of a data breach response plan as well as the implementation of the necessary mechanisms for cross-border transfers of personal data to the US.

Baker McKenzie

Baker McKenzie advises its domestic and international clients on a comprehensive range of data protection and data privacy issues, including international data transfer, data mapping guidance, compliance and sanctions. The team, which consists of lawyers as well as IT consultants, also assists clients with the data privacy and protection aspects of related areas, such as banking secrecy and outsourcing as well as data processing in employment relationships. Practice head Alessandro Celli is specialised in GDPR and Swiss data protection compliance, in particular with respect to the internet of things and machine-to-machine implementation projects. Associate Johanna Moesch is also noted.

Practice head(s):

Alessandro Celli

Other key lawyers:

Johanna Moesch


‘Baker McKenzie’s handling of a case affecting different countries and hence involving different laws and legislations was managed very competently and fast. Therefore, cross country understanding and capabilities is a strength of Baker McKenzie.’

‘Very competent and knowledgeable. Experts for all situations are available at very short notice. Johanna Moesch managed the cross country alignment very efficiently and brought detailed knowledge into the discussions as well, which made work much easier between the different country offices.’

‘Very accessible, knowledgeable, sees the practical needs and concerns, proactive and helpful, thinking of practical and tailored solutions.’

‘Good legal analysis with much practice relevance.’

‘Johanna Moesch is an excellent lawyer, best in class, very good, academically and to provide great value for clients.’

‘Appropriate knowledge on data protection practice in the recent society and legal circumstances, and kind instructions  and follow up on practical issues in a timely manner.’

‘Johanna Moesch is very accessible, knowledgeable, sees the practical needs and concerns, is proactive and helpful, thinking of practical and tailored solutions, is service minded, smart and on top of developments.’


HDC is highly specialised in the areas of data protection and TMT and advises clients ranging from SMEs to international corporations as well as federal and cantonal governments. The team assists with compliance matters, contract drafting, internal investigations and criminal issues, such as data breaches and identity thefts. David Raedler is a state employment judge and has particular experience in questions concerning the use of personal data when monitoring employees. Sylvain Métille combines his legal practice with his position as a professor in privacy and data protection at Lausanne University and has experience in advising companies on IT outsourcing, surveillance and sensitive GDPR issues.

Practice head(s):

Sylvain Métille; David Raedler


‘Efficiency, high responsiveness and pragmatic in-depth knowledge of data protection in the public sector (which is rare) and of security issues. Good political sensitivity (which is also rare) and an ability to write legal opinions understandable for all (computer technicians/scientist, politicians, etc.).’

‘Sylvain Métille is always available. Very valued lawyer. Pragmatic and accurate.’

‘The teams is made up of experts in data protection but not only. They have strong expertise in other domains such as employment law which is clearly a plus for our company. Their interests in various domains is beneficial for our collaboration.’

‘They now have outstanding knowledge of our business and understand our needs faster than the others. Sylvain Métille is particularly responsive and pragmatic, always focused on finding solutions in an effective manner. David Raedler brings additional value thanks to his expertise in employment law and other professional activities.’

‘Excellent team, very experienced and sensible, with sound judgement and a particular skill at adopting a commercial, pragmatic approach. HDC gives practical no-nonsense advice. It is not so big that its clients are just another number.’

‘Sylvain Métille is extremely knowledgeable, proactive, reliable and simply the best in the privacy field, able to deliver practical advice and unique litigation strategies without over billing or over litigating. David Raedler brings a broad depth of knowledge in the areas of employment and privacy laws, is very practical and always solution-driven.

Key clients

State Secretariat for Economic Affairs SECO, (Swiss Government)

Ecole polytechnique fédérale de Lausanne, EPFL

FIBA, the International Basketball Federation

Proton Technologies SA, Geneva

Work highlights

  • Advised FIBA, the International Basketball Federation, on the implementation of a new ticketing project.
  • Advised the State Secretariat for Economic Affairs, SECO, with the development of EasyGov, the national web-based platform for SMEs.

id est avocats sàrl

The data privacy and data protection practice at id est avocats sàrl, headed by Michel Jaccard acts for a number of clients active in the technology sector on data privacy and security issues arising from their artificial intelligence, blockchain, cybersecurity and deeptech-related projects. The team is experienced in assisting with the drafting of key licensing contracts, the sharing and use of personal and aggregated data, negotiating data protection agreements, drafting of privacy policies and cookie walls for websites as well as compliance audits.

Practice head(s):

Michel Jaccard

Key clients




DuPont Sustainable Solutions (DSS)

Work highlights

  • Advised the EPFL on privacy and data protection issues raised by the DP-3T protocol used in the Swiss contact tracing App “SwissCovid”, and helped draft the corresponding Data Protection Impact Assessment (DPIA).
  • Advised a world leading professional services brand on the drafting of key licensing, sharing and use of personal and aggregated data resulting by the services.
  • Advised a key national research institute on several complex legal matters with regard to health data and their use by consortiums of healthcare providers, research institutions and hospitals.

Kellerhals Carrard

Kellerhals Carrard advises a diverse range of clients from various sectors, including technology, healthcare, manufacturing and hospitality, as well as governmental and non-governmental organisations. Team heads Nicolas Mosimann, Daniel Alder, Ralph Gramigna, Christophe Rapin and Stefano Perucchi advise on tracking technology and employee data protection issues, direct marketing issues and international data transfer arrangements, among others. With regard to compliance programmes, the team regularly cooperates with the firm’s white-collar crime/internal investigations team.

Practice head(s):

Nicolas Mosimann; Daniel Alder; Ralph Gramigna; Christophe Rapin; Stefano Perucchi

Key clients

Magnolia International AG

Swiss FinTech Innovations (SFTI)

Eidoo SA

Undo Studio SA

Novartis Group

Work highlights

  • Advised Swiss Fintech Innovations on digitisation of processes and related data protection issues.
  • Advised Swiss-based software and SaaS provider Magnolia International Ltd on all data protection matters.
  • Advised Undo Studio SA on all data protection matters.

MLL Meyerlustenberger Lachenal Froriep Ltd

MLL Meyerlustenberger Lachenal Froriep Ltd was established in 2021 following the merger between Meyerlustenberger Lachenal Ltd and Froriep. The team combines focused sector knowledge with legal expertise in order to provide comprehensive data privacy and data protection advice. The team advises on compliance issues in specific industries that include life sciences, healthcare and banking, and business models based on data analytics as well as data subject rights and data privacy due diligence. Practice head Lukas Bühlmann assists domestic and international clients in the internet and e-commerce sectors, among others. Associate Marco S. Meier is focused on the luxury goods and tourism sectors. key names to note from the legacy Froriep firm are Nicola Benz, who is noted for data privacy and protection matters relating to artificial intelligence, Ronald Kogens, who specialised in matters with blockchain as the underlying technology, and associate Cornelia Mattig.

Practice head(s):

Lukas Bühlmann

Other key lawyers:

Marco S. Meier; Nicola Benz; Cornelia Mattig; Ronald Kogens


‘Lukas Bühlmann is one of the top specialist in terms of privacy / data protection issues. I like the fact, that Lukas Bühlmann does not need a lot of explanations in case of a question or problem as he understands the e-commerce business model as if he were be a store manager himself.’

‘The knowledge of this company is very broad. The company responds to inquiries very quickly and concisely.’

‘Michael Reinle is efficient, responds quickly and has a broad knowledge of data protection law.’

‘This is a top notch firm on the Swiss market. Excellent of work. They are experts in their field and assist very prestigious clients. Wide range of expertise in the data privacy or TMT/IT field, including insurance, banking, health, retail, luxury goods etc.’

‘Lukas Bühlmann is a very clever lawyer, with a forward looking spirit both in the way of helping clients, conducting R&D initiatives or managing his team. Very happy to work with him. Affordable fees. I know clients are in good hands.’

‘Excellent specialist knowledge, outstanding expertise and very good responsiveness.’

‘Lukas Bühlmann is characterised by excellent specialist knowledge and practical solutions.’

‘Hands on approach, though careful and scientific analysis of the assignments. Reliable feedback.’

‘Lukas Bühlmann built this business on his own as one of the first “ecommerce” pioneers in Switzerland.’

‘Very competent team and easy to deal with.’

‘Lukas Bühlmann, knowledgeable colleague with great human skills.’

‘This team is led by Lukas Bühlmann who in our opinion is one of the top 10 lawyers in Europe in the area of data protection and data privacy. Lukas Bühlmann is partner and head of MLL’s digital, data privacy & e-commerce group. He pushes his team to stay up to date on legal developments so they can send client alerts and follow up clients as developments happen.’

‘In comparison with lawyers we use elsewhere in Europe, Lukas Bühlmann is outstanding in considering, identifying and solving problems for all perspectives. This is quality seldom found among lawyers.’

‘Very professional and fast responses; excellent expertise.’

‘Lukas Bühlman is an excellent privacy expert.’

‘Dedicated team for e-commerce and data protection/privacy issues. The core team is very experienced and working on the topics for more than 10 years. MLL is also very closely “involved” in legislation processes and hereby supports associations to define and clarify their positions.’

‘Very easily approachable team including the leading partner, responding to questions with short notice, always informing when the requested work is to be delivered, meeting the deadlines, meeting the agreed budgets and fee arrangements. High standard of work. The leading partner clearly stands out from the standard Swiss legal service field in terms of response times, availability and relationship management.’

‘Nicola Benz is very easily approachable, excellent understanding of commercial factors, experienced in her field, quick response times, capability for different fee arrangements, straight forward approach to the problems, easy to work with and talk to – even in respect to sensitive matters and client relationships. Very good level of English.’

‘Froriep holds itself to the highest standards of ethics in order to protect user’s data privacy and have supported us in this way. I have personally very much appreciated that they have constructively challenged us, to ensure social good.

‘Cornelia Mattig and I share a passion for sustainability and for having a positive impact in our respective professional activities. Her knowledge of digital technology, blockchain, data privacy and her wise advice have been highly helpful for the development of my businesses. I have appreciated the work dynamics as well as the interesting points raised by both Cornelia Mattig and Nicola Benz.

‘The Froriep team offers practical and efficient solutions to demanding and complex situations. Communication skills are exemplary, and the team’s dedication and professionalism is always apparent and appreciated.’

‘Cornelia Mattig is a pleasure to work with. She quickly recognizes the fundamental issues in any situation and provides comprehensive and practical solutions. Cornelia has excellent communication skills and is extremely customer focused and approachable. Her composed and structured approach is both evident and appreciated in demanding and complex situations.’

Key clients

British American Tobacco Switzerland SA

Bucherer AG

Cofra Holding AG


Kenwood / De Longhi

International Trade Center (ITC)

Kantonsspital St. Gallen (KSSG)


Poenina Management AG

Schweiz Tourismus

Swiss Fin Lab

Titlis Bergbahnen AG

Verband Schweizer Versandhandel (

Yamo AG

Zürich Tourismus

Niederer Kraft Frey AG

Niederer Kraft Frey AG advises clients on a broad variety of data privacy and data protection matters, such as compliance programmes, cross-border data transfers, data breaches and leaks as well as data privacy audits. The team also advises on the data privacy aspects of M&A transactions. Clara-Ann Gordon is focused on audits and GDPR compliance and represents clients in arbitration, mediation and court proceedings. András Gurovits has a background in software engineering and is specialised in e-commerce and M&A transactions, especially in the technology markets.

Practice head(s):

Clara-Ann Gordon; András Gurovits


‘The team is keen to provide the best service for the client. It is highly professional, reliable and very quick in its services.’

‘Clara-Ann Gordon has a huge knowledge in data privacy and always strives for the best solutions for her clients. She is an expert and supports her clients with pragmatic solutions.’

Key clients

Allianz Global


Axpo Services AG





Grasshopper Football Ltd



Mediterranean Shipping Company MSC


Mercury Engineering Ltd






SR Technics


World Economic Forum

Zoll medical

Work highlights

  • Acting as Swiss counsel to Microsoft Corporation in the negotiations for a collaboration agreement for mixed reality research with ETH Zurich.

Schellenberg Wittmer Ltd

The data privacy and data protection practice at Schellenberg Wittmer Ltd is focused on the financial services, healthcare, retail and construction sectors with additional experience in the field of emerging technologies, including artificial intelligence and the internet of things. The team regularly advises on the data protection aspects of transactions as well as cybersecurity and cybercrime law. Practice head Roland Mathys is a specialist in Swiss and European data protection law. Lorenza Ferrari Hofer joined from Pestalozzi in September of 2020 and Samuel Klaus made partner in January of the same year.

Practice head(s):

Roland Mathys

Other key lawyers:

Lorenza Ferrari Hofer; Samuel Klaus

Key clients






BEKB / Berner Kantonalbank


NBK Banque Privée


Valentino, Zanotti, Prada, Loro Piana, LVMH Group and further global top end fashion brands


Ascensia Diabetes Care


CSS Insurance



Paul Scherrer Institute

Husqvarna / Gardena

Pandemic Taskforce of the Information Security Society Switzerland (ISSS)

ams AG

Work highlights

  • Advised Fairtiq, providers of mobility apps for public transport, on all their technology law and data privacy related matters since their incubation a couple of years ago.
  • Advised Pax on all their outsourcing, data protection and regulatory matters, including its recent outsourcing of its SAP and non-SAP systems and environment to Avectris.
  • Supporting Bouygues following a cyber-attack in early 2020, including data breach notifications, filing of criminal complaints with various prosecution offices, supporting cyber investigations and evidence retention measures, and analysing issues of liability and insurability.

Walder Wyss Ltd.

Walder Wyss Ltd. advises on the full range of data privacy and data protection matters. The team handles all GDPR and Swiss data protection law issues and assists with implementing compliance programmes, conducting investigations and representing clients before data protection authorities and courts. David Vasella ‘has outstanding expertise’ in IT and data protection matters and regularly leads on compliance implementation projects. Jürg Schneider is specialised in information technology and advises domestic and international clients on the data aspects of cross-border outsourcing projects, among other matters.


CMS’ data privacy and data protection practice advises on all matters related to GDPR and Swiss data protection law and has extensive experience of the data protection aspects of M&A transactions. The team, headed by Dirk Spacek, has a strong focus on the technology, media and communications sectors and assists clients with the data privacy and protection aspects of projects relating to artificial intelligence, cloud computing and the human machine interfaces of computing platforms, among other work.

Practice head(s):

Dirk Spacek


‘Broad spectrum of legal fields covered with an international partner network.’

‘Outstanding availability and engagement.’

‘Perfect communication, fast replies, very competent, very proficient.’

‘Helpful, competent, proactive.’

‘Outstanding legal expertise. Listening very carefully to our needs and able to understand issues that are truly critical to us. Ability to grasp details of intricate technology with ease. Exceptional client service orientation in all aspects of communication and handling of our cases.

‘We came to appreciate Dirk Spacek as a very efficient, agile, entrepreneurial and very much responsible partner. He has an incisive approach to litigation with an outstanding ability to deal with commercial disputes.

We would definitely recommend them for any data protection related legal topics.’

‘Dirk Spacek is always very proactive following our work and the newest trends in the blockchain and crypto industry.’

Key clients

Web 3.0 Foundation

Commerzbank AG

Mobile Health AG


Avectris AG

Better Cotton Initiative


Work highlights

  • Advised mobile Health AG on Consilium Care™, an electronic Patient Reported Outcomes (ePRO) SaaS system which includes the CE-marked MDD Class I medical device, Pro Care.
  • Advised Better Cotton Initiative on terms and conditions and data protection compliance concerning an online tracing platform for sustainable cotton for international use.
  • Advised Web 3.0 Foundation on data privacy and contractual matters regarding the establishment of (meta-) blockchain offerings and establishing contractual data sharing models among different blockchain offerors.

MME Legal | Tax | Compliance

MME Legal | Tax | Compliance has a strong presence in the Swiss technology and telecoms field and advises clients on a whole host of data privacy and data protection issues. The team, headed by Martin Eckert, conducts data protection assessments, provides assistance in cases of cybercrime in the form of a cyber risk response team and issues data protection certificates to signify compliance with Swiss and European data protection laws.

Practice head(s):

Martin Eckert

Key clients

Chubb Insurance

Zürich Insurance

Daura AG

Sygnum Bank AG

InfoGuard AG

CyOne AG

OpenVasp Association


Work highlights

  • Advised Sygnum Bank AG on the setup of the world’s first digital asset bank in Switzerland, which considered the data protection aspects of international crypto assets in the banking environment.
  • Contracted legal supplier for insured companies covered by cyber risk insurance provided by Chubb Insurance.
  • Contracted legal supplier for insured companies covered by cyber risk insurance provided by Zurich Insurance.


OA LEGAL acts for clients from a range of sectors including media, fintech and financial services. Led by Deborah Lechtman, Alexandre de Boccard and Fabien Gillioz, the team offers clients a legal outsourcing service that advises on issues ranging from day-to-day GDPR and Swiss data protection and internal compliance assessments to the data protection aspects of cross-border data transfers, outsourcing, use of blockchain and cloud computing.

Practice head(s):

Deborah Lechtman; Alexandre de Boccard; Fabien Gillioz


‘Excellent adaptation to client needs. Transparency on fees.’

‘Expertly managed to navigate all data management related issues, from GDPR requirements that were very recent to more conventional user agreements etc.’

‘Dedicated team for new legal issues around GDPR.’

‘Having had the pleasure to work closely with Fabien Gillioz and his team of associates, Deborah Lechtman among them, I can only testify to their professionalism and investment in meeting our needs. They made themselves widely available and made the cooperation effortless and pleasant while very much productive.’

‘We were very appreciative of the ability of OA Legal to muster external support and enthusiasm around our project.’

Key clients


Oto Systems

Olyseum SA

Lemania Pension Hub

Work highlights

  • Advised Atlanticomnium SA on Swiss and EU data protection laws and financial regulations for its cloud based digital infrastructure and handling of personal data.
  • Advised Oto Systems on the use of voice recognition artificial intelligence by companies under Swiss law.
  • Advised Olyseum SA on its GDPR due diligence and digital processes for handling personal data, drafting of privacy policy and data protection agreements.


OBERSON ABELS SA’s data privacy and data protection practice has a strong focus on the financial services industry and also advises various companies from the luxury goods, charity and non-governmental sectors. The group advises on the implementation of Swiss and European data protection regulations and the drafting and revising of internal data processing directives as well as contracts with external processors of personal data. Antoine Amiguet and Philipp Fischer are the practice heads.

Practice head(s):

Antoine Amiguet; Philipp Fischer


‘The team gives proactive advice and always has a pragmatic point of view that focuses on the client’s needs. I can especially recommend O&A for data protection within the financial sector (banking).’

‘The Oberson Abels SA data privacy & protection team is extremely business oriented, able to take some risks in their assessment, thereby providing valuable and useful service and assistance to their clients.’

‘Philipp Fischer is close to business, able to bring above-average value within a project, a board meeting, a project management team meeting, as well as via more “standard” legal memos. His knowledge of the law is outstanding; so is his knowledge of the market and his ability to proactively share his views and knowledge.’

‘Philipp Fisher always provides strategic and operational counselling with a very practical and pragmatic approach and, on top of the firm’s data protection initiatives, always takes the time to maintain private and personalised correspondence to ensure the client is informed of new developments that are specifically interesting to them.’

‘Great availability, excellent technical knowledge, know market standards and market practice and are solution oriented.’

‘Philippe Fischer is a great expert in his field, solution oriented.’

‘The team is young, dynamic, competent, available and very reactive. We liked their discretion as well as their humility.’

‘We really appreciated Philipp Fischer’s and Antoine Amiguet’s humility, discretion, and of course their advice. We felt listened to, they both took time to understand, ask questions and they understood the practical aspects we were facing without imposing legal theory. They have an excellent and neat customer relationship that we value a lot.’

‘Specialisation and expertise in DP, including multinational companies. Wide range of customers with practical and pragmatic solutions. Speedy and business oriented.’

‘Highly specialised, business oriented , efficiency in delivering and proactive.’

‘Philipp Fischer is a great legal asset, not only is he extremely knowledgeable about data protection in general and very well informed about new legal developments, but his friendly and humble manner are very pleasant. He and his team are very reactive and helpful.’

‘Although small in size, the team has proven very versatile and reactive to a variety of requests and has demonstrated a very good level of adaptation to specific sometimes complex contexts.’


Pestalozzi’s data privacy and data protection practice predominantly acts for clients from the IP and TMT, as well as fintech and life sciences sectors. The team is experienced in advising on digital data concerning information and communication platforms, the regulatory aspects of digital medical data and digital data in regulated areas, including the financial services sector. Thomas Legler and Michèle Burnier are the key names.

Practice head(s):

Thomas Legler; Michèle Burnier

Key clients

CH Medien

Akorn Pharma

Ferrari SpA

Infor Group

Johnson & Johnson group of companies




Advance Magazine Publishers Inc.

Festival del Film Locarno

Ticino Film Commission

Organizzazione turistica Lago Maggiore e Valli

Work highlights

  • Advised the Web 3.0 Technologies Foundation on data protection issues.

TIMES Attorneys

TIMES Attorneys is a boutique law firm focusing on data and information, IP and IT as well as media and entertainment. The team, which is led by Markus Kaiser, advises on all legal and strategic issues concerning data privacy and protection, including governance, management and commercialisation issues. Recent work includes assisting with regulatory implementation and advice on GDPR and Swiss data protection law compliance, data protection issues regarding artificial intelligence, blockchain, medtech and similar. Alesch Staehelin left the firm in 2021.

Other key lawyers:

Markus Kaiser

Wenger & Vieli LTD

Wenger & Vieli LTD advises clients ranging from start-ups and mid-sized domestic firms to multi-national companies active in pharmaceuticals, healthcare, information and communication technology and engineering, among others. Michael Tschudin and Claudia Keller jointly head the team which advises on data protection and privacy issues, including compliance with GDPR and Swiss data protection law, the handling of personal data of employees and applicants, and representing clients in judicial proceedings.