Company lists · Data verified August 2026

Top 23 Data protection law firms based in Switzerland

Name: Data protection 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 61 companies tracked

There are 61 data protection law firms headquartered in Switzerland (RevenueBase, August 2026). RevenueBase tracks 202 professional contacts across them, including 60 with verified work emails and 5 with mobile numbers. Zurich is the largest hub.

This list covers data protection law firms headquartered in Switzerland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

61Companies

202Contacts tracked

60Verified emails

5Mobile numbers

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The 23 largest data protection law firms based in Switzerland

Ranked by team size

Top 23 of 61 data protection 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	OA Legal	Geneva	11-50	24	1
2	Laux Lawyers AG	Basel	11-50	20	12
3	Machcon Gmbh	Zug	11-50	19	13
4	Legally OK	Baar	11-50	7	2
5	Sequal	Ecublens	1-10	7	1
6	Balthasar Legal AG	Zurich	1-10	6	4
7	Data Security AG	Wollerau	11-50	6	2
8	Ixar Legal AG	Zurich	11-50	5	5
9	Nastra Attorneys At LAW LTD	Zurich	1-10	5	2
10	Zügerlaw	Zurich	1-10	5	1
11	Lezzilegal	Zurich	1-10	4	1
12	Privacy Desk Suisse Consulenza Formazione Privacy Svizzera	Lugano	1-10	3	2
13	Advokatur Fanger	Luzern	1-10	3	2
14	Dataprotect AG	Zurich	1-10	2	2
15	Onlaw Gmbh	Bern	1-10	2	2
16	IT & LAW Consulting	n/a	1-10	2	1
17	Sobiera Legal Consulting	Zurich	1-10	2	1
18	Redstone Consulting SA	Geneve	1-10	2	1
19	Plansec AG	Cham	1-10	2	1
20	Datenschutzhilfe Gmbh	Uzwil Sankt Gallen	1-10	1	1
21	Këllezi Legal	Geneva	1-10	1	1
22	Ituso Schweiz Gmbh	Uster	1-10	1	1
23	Privintelligent Solutions	Lugano	1-10	1	1

Showing 23 of 61 data protection law firms based in Switzerland

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Data protection law firms based in Switzerland at a glance

As of Aug 28, 2026

1-10Median size (employees)

ZurichLargest hub · 19 HQs

5Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

Data protection law firms by metro

Metro	Companies
Data protection law firms in Zurich	19
Data protection law firms in Lugano	7
Data protection law firms in Geneva	3
Data protection law firms in Lausanne	2
Data protection law firms in Vevey	2
Data protection law firms in Baar	2
Data protection law firms in Luzern	2

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 “data protection 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; 1 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 data protection law firms are there based in Switzerland?

There are 61 data protection law firms headquartered in Switzerland as of August 2026 (RevenueBase).

What is the largest company on this list?

OA Legal, headquartered in Geneva, tops this list with the largest team on record.

Which city has the most data protection law firms?

Zurich leads with 19 headquartered companies, followed by Lugano (7) and Geneva (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 60 verified decision-maker contacts tracked across these 61 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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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.