Company lists · Data verified August 2026

Top 25 Law firms based in Switzerland

Name: Law firms based in Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,146 companies tracked

This directory lists 1,146 law firms based in Switzerland, with 10,737 professional contacts and 4,470 email addresses. As of August 2026, Zurich is the single most-represented city among the companies listed.

Law firms are professional service organizations that provide legal advice, representation, and related services through licensed attorneys. This list covers companies that provide legal advice, legal representation, or related legal services through licensed attorneys. Ranked by team size, largest first. Data current as of August 28, 2026.

1,146Companies

10,737Contacts tracked

4,470Verified emails

235Mobile numbers

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The 25 largest law firms based in Switzerland

Ranked by team size

Top 25 of 1,146 law firms based in Switzerland, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Kellerhals Carrard	Lugano	201-500	454	334
2	Lenz & Staehelin	Lausanne	201-500	428	238
3	Walder Wyss LTD	Bern	201-500	398	278
4	BÄR & Karrer	Lugano	201-500	356	220
5	Homburger	Zurich	201-500	282	201
6	MLL Legal	Lausanne	201-500	235	164
7	Niederer Kraft Frey	Zurich	201-500	208	120
8	Pestalozzi Attorneys At LAW	Zurich	51-200	177	69
9	Vischer	Basel	201-500	175	5
10	CMS Switzerland	Geneva	51-200	160	1
11	Bratschi LTD	Zug	51-200	157	101
12	Python	Sion	51-200	131	4
13	Wenger Vieli	Zug	51-200	126	69
14	Wenger Plattner	n/a	51-200	92	45
15	Baker Mckenzie Switzerland	Grand-Lancy Geneva	201-500	81	44
16	Valfor Attorneys-At-Law	Geneva	51-200	80	54
17	Bonnard Lawson International LAW Firm	Geneva	51-200	79	20
18	Borel & Barbey	n/a	51-200	78	51
19	Oberson Abels SA	Sion	51-200	75	45
20	Speechly Bircham	n/a	201-500	63	10
21	Peter & KIM	Geneva	51-200	62	39
22	Blum&grob Attorneys At LAW LTD	Zurich	51-200	53	28
23	Staiger Rechtsanwälte AG	Zurich	51-200	46	22
24	Eversheds Sutherland AG	Zurich	51-200	42	1
25	Rentsch Partner AG	Zurich	51-200	39	20

Showing 25 of 1,146 law firms based in Switzerland

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Law firms based in Switzerland at a glance

As of Aug 28, 2026

1-10Median size (employees)

ZurichLargest hub · 244 HQs

235Contacts with mobile numbers

35Emails re-verified in last 30 days

Companies by employee count

1-10

743

11-50

317

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

Law firms by metro

Metro	Companies
Law firms in Zurich	244
Law firms in Geneve	102
Law firms in Lausanne	79
Law firms in Geneva	65
Law firms in Lugano	41
Law firms in Basel	39
Law firms in Bern	38

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “law firms”, with match quality audited by blind human judging, and headquartered in Switzerland.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 35 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many law firms are listed based in Switzerland?

The directory includes 1,146 law firms based in Switzerland as of August 2026.

Where are most of the listed law firms located?

Zurich is the single most-represented city among the law firms on the list.

How many contacts and email addresses are available for these law firms?

The list includes 10,737 professional contacts and 4,470 email addresses for the listed law firms.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.