Next Generation Partners

Data privacy and data protection in Switzerland


Spearheaded by Gregor Bühler and Luca Dal Molin, Homburger possesses a strong grounding in high-profile work of both a contentious and non-contentious nature, routinely operating for global tech companies and Swiss blue-chip companies. The team also enjoys strong relationships with data protection authorities in Switzerland. Bühler’s extensive capabilities encompass privacy law, telecoms and data-protection related litigation, while ‘technically excellent’ Dal Molin handles matters pertaining to GDPR implementation and cross-border data transfers.

Practice head(s):

Gregor Bühler; Luca Dal Molin


‘Homburger have the leading data privacy and cyber practice in Switzerland. They are my go-to firm.’

‘Luca Dal Molin is the standout for me. He is technically excellent and a pleasure to work with. Stanford educated Dal Molin is one of the leading privacy lawyers in Europe.’

Key clients






Philip Morris



Swiss Post

Man Investments

Zurich Insurance Group

Zur Rose Suisse



Work highlights

Lenz & Staehelin

Praised for its ‘excellent technical knowledge’ and ‘pragmatic approach’, Lenz & Staehelin is well positioned to advise clients on big data, data security and outsourcing, with capabilities across several jurisdictions. Guy Vermeil, Lukas Morscher and Jürg Simon jointly helm the practice. Vermeil leverages his broad experience in IT and outsourcing matters to bolster the team, with Morscher contributing his expertise in technology, financial services and business sourcing to the practice. Simon fuses his knowledge in IP and competition to handle matters arising in the data privacy and protection space.

Practice head(s):

Guy Vermeil; Lukas Morscher; Jürg Simon


‘Excellent technical knowledge.’

‘Great availability.’

‘Pragmatic approach.’

Key clients



Bank Vontobel

Carlo Gavazzi AG

Caterpillar Insurance Co.


Partner One

Prabina Foundation

Resolution Life

Vontobel Asset Management

Wyss Center

Work highlights

  • Advising a global leading Payment Services Provider in all aspects related to its compliance with the upcoming revised Swiss Federal Data Protection Act.
  • Advising a global leading manufacturer of food and related products in all aspects related to its compliance with the upcoming revised Swiss Federal Data Protection Act.
  • Advised global leading provider of CRM solutions on legal, regulatory and contract aspects of outsourcing agreements for the provision of cloud services to FINMA-regulated customers.

MLL Legal

Noted for its ‘exceptional capacity for innovative thinking and adept problem-solving skills’, MLL Legal fields a strong practice across a diverse range of matters, including international e-commerce projects, cybersecurity issues as well as advice on the modernisation of data protection laws. Its varied client roster consists of e-commerce platforms, online retailers and IT outsourcing service providers. Digital economy expert Lukas Bühlmann jointly leads the practice alongside Nicola Benz, who particularly focuses on the technology and life sciences industries. ‘Smart and hard-working’ Michael Reinle strengthens the practice with his proficiencies across IP, software development and technology-related transactions, among others. Michael Schüepp is another name to note in the practice.

Practice head(s):

Lukas Bühlmann; Nicola Benz

Other key lawyers:

Michael Reinle; Michael Schüepp


‘MLL, as a distinguished legal firm, possesses an exceptional capacity for innovative thinking and adept problem-solving skills. Our team of accomplished attorneys not only demonstrates a profound capability to comprehend our clients’ needs but also exhibits a remarkable ability to gain insights into the perspectives of opposing parties.’

‘Michael Reinle is not solely a proficient and thoughtful lawyer, but also consistently extends his availability to cater to the needs of his clients.’

‘Very responsive. The team delivers pragmatic, very useful advice to our business.’

‘Michael Reinle is a very smart and hard working lawyer.’

‘Well familiar with IT/data protection authorities at the Swiss and EU level. Independent entrepreneurial firm with a robust team, innovative in its services and provides a cost effective service. Also remarkable in the way they put young generations forward. ’

‘The team is headed by Lukas Bühlmann, who is our main contact: a very reliable expert always searching for the best service and added value to clients. Nicola Benz and Michael Reinle are also very trustworthy lawyers. They all have a cross expertise mindset, targeting clients needs and context.’

‘Very strong team with a good grip on the market. Quite innovative. They are constantly growing and shaping their profile.’

‘Very pragmatic, customer oriented legal advice at all times with a good commercial understanding and sense of business. 100% reliable, quick in terms of response times and down to earth. Attractive pricing and a good wider network can be offered.’

Key clients

Baxter Ltd.

Herzog & De Meuron

British American Tobacco Switzerland SA

Cofra Holding AG

International Trade Center (ITC)

Decentriq Ltd.

Avobis Group

Meltwater News International

Swiss Association of Horseriding Sports

Titlis Bergbahnen AG


Interpharma iph

Thom Browne

Swiss Fin Lab

Ethical Fashion Initiative

EIM Executive Interim Management

Four X Corporation

Swiss Textiles


Work highlights

  • Developed a legaltech based toolbox for the members of the trade association HotellerieSuisse enabling assisting them to comply with the new Swiss data privacy act and EU-GDPR. The toolbox is maintained, further developed by MLL Legal and provides for interactive assistance available to all member hotels.
  • Drafted an extensive legal opinion with Widmer & Partner on the regulatory framework relevant for the so-called secondary use of health data in Switzerland. The legal opinion analysed the downside of the existing legislation and concluded with recommendations re. future law making in Switzerland. The legal opinion has been widely noted and discussed in Switzerland.
  • Acts as Swiss local privacy experts to the Baxter Group and advises regularly on various aspects of Swiss data privacy laws and other healthcare related regulatory issues.


David Rosenthal steers VISCHER’s experienced data privacy practice, which is particularly well versed in the movement of sensitive data or applications to the cloud. The team is regarded as being ‘extremely knowledgeable, creative and responsive’ as well as ‘on top of legal developments’. ‘Leading innovator’ Rosenthal leverages his background in software development to advise clients on information technology, data protection and e-discovery. Rolf Auf Der Maur counts digitalisation, online businesses and strong capabilities across data law in his arsenal, while Christian Wyss is notable active in the life sciences sector.

Practice head(s):

David Rosenthal

Other key lawyers:

Rolf Auf der Mar; Christian Wyss; Elias Mühlemann


‘The Vischer privacy team around their lead David Rosenthal are among the best in Switzerland. They are extremely knowledgeable, creative and responsive.’

‘David Rosenthal is constantly innovating new tools or ways to assess risks.’

‘I am a HUGE fan of David and his team.’

‘All team members are highly qualified, fast, and helpful.’

‘The data protection team I am working with is extremely professional and knowledgeable. They are true experts in their field. Despite many uncertainties surrounding this complex legal field, they are always on top of legal developments, latest case law in and outside Switzerland, and they provide clear and hands on legal advice that we can really work with.’

‘David Rosenthal is not only a leading lawyer in Switzerland’s world of data protection, he also has expertise as a developer. On top of that, he willingly shares a lot of his know-how freely and makes it available to everybody. I think he is somebody who really tries to make the world a better place when it comes to data protection, and I admire this spirit. ’

‘Very approachable, fast response time, very high quality and excellent knowledge.’

‘David Rosenthal is the number one opinion leader in data protection.’

Key clients

World Economic Forum





Additiv AG

CH Media TV AG




Open Systems



Bucher Industries

Insel Spital





Work highlights

  • Implemented its Intra-Group Data Transfer Agreement in over two dozen international groups of companies, with up to 400 entities.
  • Advised over two dozen banks (including of the Cantonal Banks of Berne, Lucerne, Argovia, Basel and Zurich), cantonal hospitals (including of Basel and Bern) and public authorities (including Zurich) on how to move to the cloud.
  • Redesigned the data protection governance framework at several large Swiss groups of companies to protect management and data protection officers from being criminally sanctioned under the revised Swiss Data Protection Act and developed a reporting tool for that purpose.

Walder Wyss Ltd.

Set within the broader TMT practice, the ‘outstanding’ data privacy team at Walder Wyss Ltd. is a strong choice for clients across a multitude of sectors, from technology and financial services to construction and real estate. Leading the practice is David Vasella, who enjoys a solid reputation across compliance implementation projects, data monetization and cloud outsourcing arrangements, among others. He is praised by clients as possessing a ‘business oriented mindset’ and ‘great communication skills’. Jürg Schneider leads the Lausanne office, bolstering the team with his cross-border and international expertise. Hannes Meyle handles matters pertaining to data protection and IT security matters and Martin Zobl is also recommended.

Practice head(s):

David Vasella

Other key lawyers:

Jürg Schneider; Hannes Meyle; Martin Zobl


Outstanding and unique experience in data privacy within Switzerland.’

‘David Vasella is the most experienced privacy lawyer in Switzerland. His deep expertise combined with his business oriented mindset is unique in Switzerland. ’

‘Very high level of expertise and practical relevance’

‘David Vasella is very competent, practical and uncomplicated. Excellent response time.’

‘Profound knowledge adapted to start-up companies.’

‘David Vasella: responsive, detailed, precise, knowledgeable, great communication skills.’

‘The team handles even the most complex matters with the utmost precision, professionalism and care. Its work is of the highest legal standard, and it is focused on solving practical problems rather than focusing on theoretical work. The usage of new technology to support their clients is also a core benefit when engaging with them.’

‘David Vasella can summarise even the most complex issues in the simplest way to enable senior management to make the necessary decisions. He is able to work under pressure, always keeps an overview and is available to provide advice and support in urgent cases. He stands out for his ability to find solutions and negotiate contracts at the highest level, even on complex issues.’

Key clients






Credit Suisse




Federal Roads Office





Kantar Media



LGT Capital Partners

Leontec Securities AG







Beyond Gravity (formerly RUAG)




Schweizerische Exportrisikoversicherung SERV






Sygnum Bank

TX Group

Valiant Bank


Zur Rose

Zurich Insurance

Zurich University

Work highlights

  • Provided legal opinions to FEDRO, member of Cardossier, on a blockchain enabled platform for sharing vehicle data between public administration, insurance companies, leasing companies, and vehicle traders.
  • Advising PostFinance, a leading and systemically relevant bank in Switzerland tasked with providing certain baseline services in the payment area, on a range of data protection matters.
  • Advising Migros, the largest Swiss retailer (100’000+ employees, 40+bn in turnover) in their implementation of the current and draft revised Data Protection Act as well as the GDPR, and in a wide range of data protection matters.

Baker McKenzie Switzerland AG

Utilising its expansive global network, ‘pragmatic’ Baker McKenzie routinely manages international data transfers and GDPR issues, as well as technology-related privacy and compliance programmes across multiple jurisdictions. The team represents market leaders across telecoms and banking sectors, and is well-regarded for ‘exploring and finding defensible solutions for challenges’. Alessandro Celli spearheads the team, handling GDPR compliance programmes and implementation projects, with Johanna Mösch demonstrating prowess in the sphere of data protection law.

Practice head(s):

Alessandro Celli

Other key lawyers:

Joanna Mösch


‘Great team with high knowledge of Privacy issues in Switzerland. They can guide you through and provide pragmatic solutions ’

‘Johanna Moesch has been advising us on privacy related issues and always has provided us pragmatic advice. She is very responsive. ’

‘The Baker team is characterised by absolute competence, client proximity and flexibility. The client is always in the foreground and the best possible solution is sought that is comprehensible to the client. Lawyers and client form a team.’

‘I would like to emphasise Johanna Moesch, who advises her clients with great competence, extensive knowledge and always feasible solutions. The response times are extremely fast and the advice always meets the client’s expectations.’

‘Team and individuals have successfully supported us in exploring and finding defensible solutions for challenges where no firm legal or regulatory practice is in place.’

‘Responsiveness and practical as well as pragmatic.’

‘Johanna Moesch has helped us to bring the company as a whole forward.’

Work highlights

Bär & Karrer Ltd.

Corrado Rampini and Christian Kunz, the latter of whom was promoted to co-head in June 2023, lead Bär & Karrer Ltd.'s data privacy practice, which is ‘characterised by absolute competence, client proximity and flexibility’. The team often operates for clients on issues relating to AI and machine learning projects, data sharing and the implementation of data protection compliance projects. Rampini is regularly engaged by clients to advise on data protection due diligence matters attached to various transactions, while Kunz’s varied expertise includes cybersecurity, outsourcings of data and data transfers. Rehana Harasgama is also recommended.

Practice head(s):

Corrado Rampini; Christian Kunz

Other key lawyers:

Jonas Bornhauser; Rehana Harasgama


‘Very experienced and responsive team of experts in data law around Christian Kunz. We regularly work with him on international projects. He is fun to work with!’

‘Christian Kunz is easy and fun to work with – very pragmatic, responsive and experienced. ’

‘Bär & Karrer’s team is very competent. The whole team works well together and you can see that they have a great team spirit. They work efficiently and clean, without making things confusing. What I really liked was how they focus on their clients.’

‘It is a diverse team where the different professions work seamlessly together, almost as if you were dealing with just one person.’

‘The wide range in both the professional and the communicative and finally a great patience even in moments when the client is certainly exhausting. ’

‘The Data Privacy & Protction team is top-notch in terms of skills and experience. They listen carefully to the customer before analysing the subject and creating a comprehensible solution. Their approach is highly customer specific, the related outcome always flawless. Their proven track record speaks for itself.’

‘Christian Kunz is a renowned lawyer, his expertise is second to none. His is not only an absolute and trustworthy authority on the Data Privacy & Protection bread-and-butter business, he also considers overlapping areas comprehensively. He is able to break down complex issues and illustrate the conclusions to different audiences easily.’

‘Extremely fast and a good understanding of the business model. Simple clear focus on what needs to be achieved’

Key clients


Humabs BioMed SA

Varo Energy AG

Zermatt Tourism Authority/Bonfire Ltd.

European Athletics Association

Epalero GmbH

Work highlights

  • Advises FRUSS on all legal aspects relating to the Metaverse projects “” and “Metameet”, in particular relating to technology, data and data protection laws.
  • Advises the European Athletics Association in the handling of all personal data (concerning sports activities, results, but also all other operational activities) under Swiss and EU data protection law.
  • Advises Zermatt Tourism and Bonfire Ltd. in all aspect of data protection law on the overall structuring of the processing of tourist data in connection to their major digitalization project.

id est avocats sàrl

id est avocats sàrl fields a varied data privacy and protection practice, frequently handling issues surrounding the new data protection regulations as well as health data related projects. Michel Jaccard and Alexandre Jotterand jointly lead the practice, with the former’s expertise encompassing a range of innovative technologies, from AI to deeptech, and the latter strengthening the team with his considerable experience in the healthcare, life sciences and public sector industries.

Practice head(s):

Michel Jaccard; Alexandre Jotterand

Work highlights

Niederer Kraft Frey AG

‘Highly competent’ Niederer Kraft Frey AG advises a multitude of clients on cross-border data transfers, security and information management, and data privacy related litigation. The ‘highly efficient, pragmatic and reliable problem-solver’ co-lead Clara-Ann Gordon demonstrates prowess in outsourcing, data protection and internal investigations. Fellow co-lead András Gurovits possesses considerable expertise across technology, corporate and arbitration matters, while Jacques Bonvin focuses on the transactional side of the practice. Key contact Janine Reudt-Demont bolsters the practice with wide-ranging experience across technology, IP and data privacy.

Practice head(s):

András Gurovits; Clara-Ann Gordon

Other key lawyers:

Jacques Bonvin; Janine Reudt-Demont


‘We very much appreciate the cooperation with the firm. The cooperation is very pleasant. When we need assistance in a legal area, we receive feedback relatively quickly. ’

‘Professional, experienced, pragmatic, fast, reliable’

‘Clara-Ann Gordon is a highly efficient, pragmatic and reliable problem solver. She is extremely good at understanding the challenges of the business world and suggesting solutions that are appropriate to the circumstances. Working with her is always extremely pleasant, which is also encouraged by her good sense of humour.’

‘Highly competent.’

‘Clara-Ann Gordon is to the point, hands-on and responsive’

‘With the new Swiss Data Protection law on the horizon, we needed an overview of what we needed to set up as mandatory, what can be postponed and what is not necessary, Clare Ann Gordon and Janine Reudt Dumont, provided great advice.’

‘Clara-Ann Gordon as the lead, is a remarkable privacy expert, her associate Janine Reudt Dumont provided great work product, easy to use, very comprehensive.’

Key clients


Partners Group

EQT Future Fund

Cinven; Ontario Teachers’ Pension Plan Board

Nederman Holding AB

Microsoft Schweiz GmbH


HCL Technologies

Pitcher AG



General Motors Europe





Winterthur Diesel & Gas

Bühler Group


SR Technics

Work highlights

  • Advised Nederman Holding AB, an environmental technology company and a global leader in industrial air filtration, on the acquisition of MBE AG. The NKF Data Protection Team conducted a review and assessment of all matters related to the environmental technology and data protection compliance of the target.
  • Advised Microsoft Schweiz GmbH with regard to the Public Clouds Contract concluded on 27 September 2022 with the Swiss Federation and assisted in the negotiations. Further information can be derived from the official website of the Swiss Federal Council.
  • Advises General Motors on a regular basis on all questions relating to the online sales of its cars in Switzerland.

Schellenberg Wittmer Ltd

Active across telecoms, pharma and retail sectors among others, Schellenberg Wittmer Ltd’s ‘highly qualified’ practice combines its technological and legal knowledge to advise on big data analysis, ICT related regulatory work and ICT disputes. Practice head Roland Mathys is routinely engaged to advise on outsourcing transactions and major technology projects, alongside a variety of other data matters. Lorenza Ferrari Hofer is noted for her ability to handle complex disputes in this area, while Samuel Klaus is accomplished in managing IT security and cybercrime matters among others.

Practice head(s):

Roland Mathys


‘The team is excellent. The service provided is highly qualified and managed to deliver very satisfactory work results even in the case of low budget constraints. Uncomplicated and more goal-oriented work than others. The billing team is very organised.’

‘We have always been satisfied with Lorenza Ferrari Hofer’s work. She has great experience in TMT and data privacy and data protection but also on general commercial matters. She is highly professional, pragmatic, trustworthy and also just a great person.’

‘Highly motivated legal team with outstanding legal skills.’

‘They give competent, clear and hands-on advice straight to the point. ’

‘Roland Mathys: I appreciate the in-depth knowledge of data privacy, the expertise of best industry practices and the outstanding engagement. Gives competent, clear and hands-on advice. A pleasure to work with. ’

Key clients


AddLife AB

Aity AG


Amazon Web Services (AWS)



BEKB / Berner Kantonalbank


CSS Insurance





Husqvarna / Gardena




Lindt & Sprüngli


Mettler Toledo


Paul Scherrer Institute (PSI)

Oryx Gaming



Swiss Digital Initative (SDI)

SIX Paynet


Standard Chartered


Tata Consultancy Services (TCS)




Youplus Assurance SCHWEIZ

Work highlights

  • Assisting, inter alia, Daimler and Porsche in rolling out their innovative devices and apps to improve and enhance car driver experience, including advice on data protection, regulatory, and traffic related matters.
  • Advising Samsung, both on an international and Swiss level, in an international assignment on a cloud platform matter for the jurisdiction of Switzerland.
  • Advising Amazon on a number of upcoming tech and data related projects in the entertainment sector, including on data protection, telecommunication, unfair competition and regulatory issues.

Arioli Law

TMT boutique firm Arioli Law is well positioned to advise clients in financial services healthcare and software development sectors. Founder Martina Arioli fields a strong practice that encompasses cross-border outsourcing projects, regulatory matters and a variety of data protection issues. Lukas Bruhin is noted for his specialism in digital transformation within the public sector and technological innovations. Both arrived from TIMES Attorneys in September 2023.

Practice head(s):

Martina Arioli

Other key lawyers:

Lukas Bruhin

Work highlights

BianchiSchwald LLC

Operating for clients across both contentious and non-contentious matters, BianchiSchwald LLC is recommended by clients for its ‘rigorous focus’ and ‘business-oriented perspective’. Christoph Gasser helms the practice, contributing his substantial IP and IT expertise. ‘Exceptionally responsive’ and ‘standout expert’ Thierry Burnens principally focuses on matters arising from the digital economy, as well as cybersecurity, e-commerce and trade mark work.

Practice head(s):

Christoph Gasser

Other key lawyers:

Thierry Burnens


‘Thierry Burnens works very efficiently and is exceptionally responsive. I appreciated working with such a clever person!’

‘Its expertise in Swiss data protection law is exceptional. They accommodate to client needs and approach Swiss law in comparison with the GDPR, which facilitates the client’s understanding of the laws that are applicable in Switzerland. They also tackle problems from a business-oriented perspective.’

‘In particular, what makes Thierry Burnens stand out is its great expertise in data protection law. His in-depth knowledge not only of Swiss law, but of the GDPR makes it easy and recomforting for clients to follow. Thierry provides solutions that are tailored to client needs, and that are business-oriented, making its advice aligned with client needs and objectives.’

‘Thierry Burnens pays great attention to detail. He is meticulous and his advice leaves no space for legal compliance gaps. This makes Thierry an outstanding lawyer and a go-to expert in Swiss privacy law matters.’

‘BianchiSchwald LLC have a rigorous focus on privacy and data protection, providing top-tier, reliable advice in an efficient and timely manner.’

‘Thierry Burnens is a remarkable lawyer who has carved a niche for himself in the realm of data privacy and data protection. He has an extensive knowledge of the digital economy, which allows him to fully comprehend and provide tailored solutions to the complex issues presented to him.’

‘What sets Thierry apart is his multidisciplinary expertise. His understanding of law is not confined to a single domain; he has a holistic view of the law. This broad knowledge base allows him to provide comprehensive and actionable advice.’

‘The team at Bianchischwald is knowledgeable, pragmatic and responsive.’

Key clients

AVIA Vereinigung (Switzerland)

WebStages GmbH

ZSC Lions Eishockey AG

Flux Mobility AG

Work highlights

  • Represented Mr. Gueorgui Vassilev in several appeals both to the Swiss Federal Administrative Court and the Swiss Federal Supreme Cour regarding a data subject access request. In June 2023, the Fedpol had to release the requested documents, allowing our client to file a claim against the State of Bulgaria.
  • Support a leading Swiss professional ice hockey team located in Zürich, playing in the National League (Switzerland’s top league) in all data protection matters, including the implementation of the revised Swiss Data Protection Act.
  • Assisting Flux Mobility AG, a pioneering Swiss start-up which develops attractive, safe and environmentally friendly electric commercial vehicles, with their data protection compliance.

Bratschi Ltd

Recommended for its ‘competent and reliable work’ and ‘eagerness to solve the client’s issue’, Bratschi Ltd has recently handled advice surrounding the new Swiss Federal Act on Data Protection as well as large digital platform projects. The team is active across banking, pension funds and IT industries. Adrian Bieri and Adrian Wyss jointly lead the practice, with Jacqueline Odermatt being another key name in the practice.

Practice head(s):

Adrian Bieri; Adrian Wyss

Other key lawyers:

Jacqueline Odermatt


‘We can count on them for quick uncomplicated and competent legal support.’

‘I perceive Bratschi as a very knowledgeable, diligent and trustworthy legal partner. Their advice is always tangible, takes into consideration not only the individual situation but also the culture and values of the client.’

‘Bratschi is an excellent law firm, providing pragmatic solutions for both the business perspective and the legal perspective.’

‘Adrian Bieri has outstanding knowledge in the field of data privacy and date protection. He also has a very deep technical understanding. Solutions he provides are always excellent. Working with Adrian is a great pleasure and very instructive. Highly recommended!’

‘The team grasps problems very quickly and holistically. They present not only the black or white options, but the team also shows possible solutions in between, while disclosing the corresponding risks. The fact that they try to make a business or project possible instead of advising against it is particularly appreciated.’

‘Very collegial atmosphere, our own ideas are listened to and taken on board. The lawyers do not distinguish themselves, but put the task and the problem to be solved in the foreground. They seriously want good solutions for their clients.’

‘Bratschi has the latest knowledge in data protection regulation, EU-GDPR as well as CH-data laws. They are responsive to their clients’ needs, they can listen and understand their clients’ needs. Bratschi offers tailor-made solutions. They speak the language of their customers.’

‘They propose solutions that can be easily implemented and which are pragmatic and very helpful as well. I appreciate their professionalism and at the same time friendliness and the speed with which they approach tasks. They are active in Switzerland at various locations and are well networked (internationally).’

Key clients

Hypothekarbank Lenzburg AG

Liberty Vorsorge AG


Health & Medical Services AG

Bernische Lehrerversicherungskasse (BLVK)

Meier Tobler AG

PetHealthData AG

Lehrmittelverlag Zürich (LMVZ)

Informatique-MTF SA

Varo Energy Marketing AG

Loft Dynamics AG

Dogus Health & Wellness AG

Tangens Wirtschaftsakademie GmbH, Torgau

Globomedica AG

Calzedonia Switzerland AG


Stiftung Kinderdorf Pestalozzi

H2K Personal GmbH

Fidinam Group Holding SA

Pro Pallium – Schweizer Palliativstiftung für Kinder und junge Erwachsene (Pro Pallium)

NNH Holding AG


GLB Genossenschaft

Work highlights

  • Advising Hypothekarbank Lenzburg AG in connection with the implementation of the revFADP.
  • Advising Liberty Vorsorge AG in connection with the implementation of the revFADP.
  • Advised Ardian on the acquisition of a stake in Mimacom Flowable Group in the areas of IP, IT and data protection law.

CMS von Erlach Partners Ltd.

‘Quick thinker’ Dirk Spacek steers CMS von Erlach Partners Ltd.’s data privacy practice, a team that is proficient in handling global data privacy, protection and information security matters for a diverse range of domestic and international clients. Spacek advises clients on an array of advisory, transactional and contentious work in this field, while Simone Brauchbar Birkhäuser’s expertise comprises a variety of IT and IP issues. Julia Nitschke fields a considerable workload that incorporates arbitration and litigation related matters.

Practice head(s):

Dirk Spacek

Other key lawyers:

Simone Brauchbar Birkhäuser; Julia Nitschke


‘CMS is an expert in the field and the different colleagues and partners are well equipped to support the matter.’

‘All individuals are professionals and are able to listen and apply the need to find a legal solution or inform accordingly to take sounded decisions.’

‘The team is very capable and possesses strong knowledge.’

‘Dirk Spacek is able to quickly recognize the problems and propose pragmatic solutions with an excellent ability to plan and anticipate.’

‘Dirk Spacek is a genuine pleasure to work with. I am amazed by the overall breadth of expertise the team has.’

‘Dirk Spacek is a very quick thinker with great knowledge on the IT- and technology-sector and has a good sense of commercial pragmatism. This ensures that we receive legally solid but also straight-to-the point pragmatic solutions in good time. His team is well aligned and ensures broad capabilities in the TMT-sector and a quick turnaround time.’

Key clients

Aon Schweiz AG

Better Cotton Initiative

Commerzbank AG, Schweiz

Hochalpines Institut Ftan AG (HIF)/EIM Global

Merck AG, Switzerland

mobile Health AG

nChain Group

N-Dream AG

Work highlights

  • Assisted Aon Schweiz AG with a comprehensive data privacy compliance project in order to implement all necessary steps required under the revision of the new Swiss Federal Act on Data Protection (FADP).
  • Assisting Merck AG comprehensively on all aspects of the impending revision of the Swiss Federal Act on Data Protection.
  • Advised Better Cotton Initiative on all data privacy and trade secret implications of sharing supplier and retailer data through a global online-platform for sustainability and supply chain transparency. Analysed this data sharing project under the viewpoint of various laws (i.e. data privacy, trade secret regulation and existing supply chain transparency obligations under Swiss law).

Kellerhals Carrard

Capable of handling both contentious and non-contentious issues, Kellerhals Carrard regularly acts for clients situated within broadcasting, telecoms, banking and life sciences sectors. The practice is jointly led by Daniel Alder, Daniel Emch and Nicolas Mosimann. Alder is considerably experienced in IP aspects, while Emch bolsters the practice with his expertise in contentious matters. Mosimann is a strong choice for start-ups requiring assistance with software, robotics and blockchain issues, among others.

Practice head(s):

Daniel Alder; Daniel Emch; Nicolas Mosimann

Key clients

Magnolia International AG

Moonlake Immunotherapy


Orell Füssli AG

Stiftung Zewo

Swiss Broadcasting Company (SRG SSR)

Swiss Football League


T.R.B. International SA

Vivendi / Groupe Editis / Interforum

Work highlights

  • Advised Zewo Foundation regarding the requirements of the new Data Protection Act and its impact on the Swiss non-profit sector. We proposed a new wording of the Zewo standard for the new data protection requirements that all Swiss charities certified by Zewo (e.g. Swiss Red Cross, Helvetas, WWF) will have to abide by.
  • Defending Interforum (subsidiary of Vivendi Group) in an appeal procedure before the Swiss Federal Supreme Court against a decision of the Competition Commission. Furthermore, Kellerhals Carrard provides legal support in contractual issues such as distribution and licensing agreements.
  • Providing data protection and regulatory advice in connection with a service that allows consumers to purchase public transport tickets via their smartphone and to be billed by their telephone operator.

MME Legal | Tax | Compliance

MME Legal | Tax | Compliance assists clients with new technologies, digital business models and the new Swiss data protection law. Practice head Caroline Gaul operates for national and international companies across a varied scope of matters, from IT contracts and contract negotiations to cloud and outsourcing projects. Martin Eckert is notably active in the blockchain, software, telecoms and high-tech sectors. Alongside this, he possesses particular expertise in handling cyber incidents.

Practice head(s):

Caroline Gaul

Other key lawyers:

Martin Eckert

Key clients




Zurich Insurance

Emil Frey Group

Safe Ecosystem Foundation

KIESER Australia


Sygnum Bank

InfoGuard AG

GF Machining Solutions AG

Symmedia GmbH

Riversand Technologies Europe AG

Work highlights

  • Providing ongoing advice to Microsoft on IT contracts with customers and data protection matters.
  • Providing ongoing advice to Beiersdorf on data protection matters.
  • Handled more than 15 cyber incident cases for Zurich Insurance, a contracted legal supplier for insured Companies, covered by Cyber Risk Insurance.


Embedded within the broader banking, tax and corporate law practice, OBERSON ABELS SA’s data privacy team is led by Philipp Fischer and Antoine Amiguet, whose ‘hands-on approach’ and ability to ‘suggest innovative and creative solutions’ is noted by its clients. The team, which is capable of acting for both domestic and international clients, is praised for its ‘very good knowledge of the market practice’.

Practice head(s):

Philipp Fischer; Antoine Amiguet


‘The team has a very good knowledge of the market practice and gives regular updates (via newsletters) on the topic, with a pragmatic approach. ’

‘Antoine Amiguet and Philipp Fischer have a hands-on approach to the data protection theme and are always available, even on short notice for both formal or informal discussions on the topic. They suggest innovative and creative solutions to very concrete issues.’

Work highlights


Acting for international and national blue chip and service companies, Pestalozzi’s wide-ranging expertise is comprised of disputes involving data protection issues, cyber criminality issues and use of digital data on ICT platforms. The team increasingly handles legal issues arising from digital medical data and their relevance for research and development of pharmaceuticals and medical devices. Michèle Burnier leads the practice and is prominent within the Swiss civil and criminal courts. Arbitration expert Thomas Legler and Sarah Drukarch, who specialises in both life sciences and corporate areas, bolster the practice. Markus Winkler is another name to note.

Practice head(s):

Michèle Burnier

Other key lawyers:

Thomas Legler; Sarah Drukarch; Markus Winkler


‘The team is extremely knowledgeable with Michèle Burnier and Sarah Drukarch.’

‘Michèle Burnier’s knowledge is very accurate, with perspectives with other privacy laws.’

‘Sarah Drukarch is very knowledgeable on operational aspects with very relevant field feedbacks.’

Key clients

Akorn Pharma

CH Media

Coca Cola

Infor Group

Johnson & Johnson group of companies





Work highlights

Wenger Vieli Ltd

‘Practical’ Claudia Keller, who is recommended for her ability to develop ‘goal-oriented solutions’ leads Wenger Vieli Ltd‘s data privacy practice. The team advises clients on the full data management cycle, including a variety of regulatory and data protection matters, and is noted for its ability to handle ‘new developments regarding AI tools’.

Practice head(s):

Claudia Keller

Other key lawyers:

Michael Tschudin; Beat Speck


‘The practice for me is unique as small as it may be compared to its competitors, it makes up with big focus on service towards its clientele.’

‘Claudia Keller is very knowledgeable in her area of expertise, very down-to-earth and is also a very practical lawyer who understands the special needs our team might or might not have.’

‘The team covers all aspects of data protection law and is also very familiar with new developments regarding AI tools.’

‘The team is led by Claudia Keller, a lawyer who, thanks to her many years of experience in the technology sector, is able to quickly identify clients’ needs and develop goal-oriented solutions.’

‘The team offers an ideal service not only to large companies, but also to start-ups.’

‘Claudia Keller works in a time- and cost-efficient manner and her clients benefit from her great commitment and her enthusiasm for data protection law issues.’

Key clients


Burckhardt Compression Holding

Inyova (former Yova)


Basellandschaftliche Kantonalbank

Crypto Valley Association



Redalpine Opportunity Fund / Carvolution

Work highlights

  • Advising digitalswitzerland on data protection measures.
  • Advised Verium on closing its first continuation vehicle Verium I SCSp for Toradex and MiT.
  • Advising Basellandschaftliche Kantonalbank on regulatory matters for digital bank Radicant.