
- Profile
Testimonials
Collated independently by Legal 500 research team.
- ‘Marcel Dietrich is very knowledgeable, experienced and business oriented.’
‘A strong knowledge of the functioning of the local competition authority.'
'Very strong in understanding the key points of the case.’
‘Unique expertise in major cases.'
'A capacity to convince the local competition authority.’
‘Richard Stäuber is fantastic. A very approachable person, highly intelligent and great to work with. The entire team is extremely strong and top of the list in Switzerland and Europe.’
'The team, not only the partners, are all very experienced with a strong knowledge of the functioning of the local competition authority. This is precisely what the clients expect. Besides this, they are very strong in understanding the key points of the case. They also act very swiftly.'
'Unique expertise in major cases. Capacity to convince the local competition authority. Go right to the point.'
Key clients
- UBS
- VISA Europe
- Catalent
- Nestlé
- Permira
- Sonic Healthcare
- Vencora UK
- Vista Equity Partners
- Blackstone
- Implenia
Work highlights
- Representing Catalent in Swiss merger control proceedings related to its $16.5bn acquisition by Novo Holdings.
- Representing VISA in proceedings related to COMCO’s investigation on interchange fees related to VISA’s debit cards.
- Advised Vencora as global lead counsel on merger control proceedings in its public acquisition of Crealogix.
Lawyers
Hall of fame
The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Next generation partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Marcel Dietrich
Other key lawyers
Franz Hoffet; Richard Stäuber; Andreas Burger; Allegra Arnold