Ranking tables
Competition/Antitrust | Europe
Switzerland
Rankings overview for Departments
All Departments profiles
Band 1

1 HomburgerCompetition/Antitrust2026 | Band 1 | 20 Years RankedHomburger maintains its position as one of the top law firms in Switzerland for competition matters. A popular choice with clients from the financial services industry, the team is highly esteemed for its work on high-value merger clearance filings, including notifications involving a phase II investigation, as well as representing clients in high-profile cartel investigations before the Swiss Competition Commission. Additionally, the team has experience acting in appeals and damages actions. The firm's client roster also includes private equity houses and pharmaceutical companies.

1 Lenz & StaehelinCompetition/Antitrust2026 | Band 1 | 20 Years RankedWith competition lawyers in both Geneva and Zürich, Lenz & Staehelin stands out as one of the top law firms in Switzerland for competition law mandates. The team frequently represents clients in high-profile behavioural investigations, as well as advising on subsequent damages actions. It is also highly regarded for its ability to assist with merger clearance mandates. The law firm remains a popular choice for clients from the financial services and TMT sectors.
Band 2

2 Schellenberg Wittmer LtdCompetition/Antitrust2026 | Band 2 | 19 Years RankedSchellenberg Wittmer assists clients with a broad range of competition mandates, helping them to obtain competition law approval for proposed mergers, as well as representing them in investigations into allegations of abuse of dominance or cartel involvement. The law firm is popular with clients from a range of sectors, including financial services, energy and pharmaceuticals. The team also advises clients on the competition law aspects of distribution agreements.

2 Walder Wyss LtdCompetition/Antitrust2026 | Band 2 | 20 Years RankedWalder Wyss is well known for assisting clients with contentious and non-contentious competition law matters. The firm's contentious practice includes representing clients in Competition Commission investigations and subsequent challenges to authority decisions. The team also has experience in merger control filings and competition compliance matters, particularly in relation to distribution strategies. It acts for clients from the financial services, healthcare, media and telecommunications sectors.
Band 3

3 Baker McKenzieCompetition/Antitrust2026 | Band 3 | 20 Years RankedBaker McKenzie often assists clients with obtaining competition law and foreign direct investment clearance for high-value mergers, frequently collaborating with its offices in other jurisdictions on cross-border filings. The law firm also represents clients in behavioural investigations into allegations of resale price maintenance or illegal exchange of information. The team has further experience in competition compliance matters, particularly for associations or with regard to cooperation agreements and sustainability projects. It acts for clients from a number of sectors, including financial services, luxury goods, and food and beverages.

3 Bär & Karrer LtdCompetition/Antitrust2026 | Band 3 | 20 Years RankedBär & Karrer often assists with the merger clearance filings for high-value transactions, particularly in the financial services and pharmaceutical sectors. The law firm also represents clients in behavioural investigations, advising on allegations of cartels and abuse of market power. The team also has a number of clients from the transport sector. It offers further experience in competition compliance matters.

3 CMSCompetition/Antitrust2026 | Band 3 | 20 Years RankedCMS often assists clients with behavioural investigations, representing them in price maintenance and bid-rigging cases. The law firm also advises clients on merger clearance mandates, as well as acting on competition compliance matters, particularly in regard to commercial agreements. The team acts for clients from the pharmaceutical, construction and financial services sectors.

3 Niederer Kraft FreyCompetition/Antitrust2026 | Band 3 | 17 Years RankedNiederer Kraft Frey has a strong focus on competition compliance matters, including assisting clients with distribution and cooperation agreements. The law firm also has experience in merger clearance mandates and represents clients in behavioural investigations, including into alleged abuses of relative market power. The team often represents clients from the manufacturing and financial services sectors.
Band 4

4 CORE AttorneysCompetition/Antitrust2026 | Band 4 | 2 Years RankedCORE Attorneys is well versed in advising domestic and international clients on competition issues, frequently representing clients in behavioural investigations by the Competition Commission and appeals against decisions. The team's capabilities further involve the competition law compliance aspects of distribution strategies.

4 Kellerhals CarrardCompetition/Antitrust2026 | Band 4 | 11 Years RankedKellerhals Carrard frequently advises clients on competition law compliance issues, particularly with regard to distribution systems. The law firm has additional experience in obtaining competition approval for proposed mergers and joint ventures. The team also represents clients in behavioural investigations and appeals against authority decisions. Team members frequently work alongside the firm's highly regarded sports law specialists to assist clients from the sporting sector with competition law issues.

4 Prager Dreifuss Ltd.Competition/Antitrust2026 | Band 4 | 18 Years RankedPrager Dreifuss acts for clients in investigations into allegations of abuse of dominance or cartel involvement. The law firm often assists clients with the competition compliance aspects of commercial agreements. The team has recently been particularly active in the financial services sector.

4 VISCHERCompetition/Antitrust2026 | Band 4 | 20 Years RankedVISCHER represents clients in competition law investigations, as well as offering a strong focus on competition compliance matters, including the compliance aspects of commercial agreements. The law firm additionally acts on merger clearance mandates.

4 Wenger Vieli Ltd.Competition/Antitrust2026 | Band 4 | 4 Years RankedWenger Vieli is a good choice for clients seeking assistance in competition matters related to life science, energy and technology. The firm regularly advises clients on merger control proceedings and behavioural investigations, as well as assisting with competition law compliance queries.