Company lists · Data verified August 2026

Top 24 Data security companies based in Switzerland

Name: Data security companies based in Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 52 companies tracked

There are 52 data security companies headquartered in Switzerland (RevenueBase, August 2026). RevenueBase tracks 975 professional contacts across them, including 355 with verified work emails and 110 with mobile numbers. Zurich is the largest hub.

This list covers data security companies 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.

52Companies

975Contacts tracked

355Verified emails

110Mobile numbers

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The 24 largest data security companies based in Switzerland

Ranked by team size

Top 24 of 52 data security companies 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	Sits Group	Basel	501-1,000	268	34
2	Cyberhaven	Lausanne	201-500	252	140
3	Swiss Post Cybersecurity	Morges	51-200	101	38
4	Basevision AG	Olten	51-200	67	45
5	United Security Providers	Zurich	51-200	56	29
6	IT District	Hunenberg	11-50	29	19
7	Omicron AG	Bern	11-50	27	10
8	Regdata	Geneve	11-50	17	3
9	Duokey	Lausanne	11-50	12	6
10	Emitec Datacom	Rotkreuz	11-50	12	1
11	Impunix AG	Zurich	1-10	8	7
12	Sequal	Ecublens	1-10	7	1
13	Fortit AG	Zurich	11-50	6	3
14	Libc Technologies SA	Lausanne	1-10	5	5
15	Popp Schweiz AG	Gunzwil	1-10	4	2
16	Musaj Gmbh	Kloten	1-10	4	1
17	T-Alpha Gmbh	Buchs Sankt Gallen	1-10	2	2
18	Dataprotect AG	Zurich	1-10	2	2
19	Prewen AG	Zurich	1-10	2	1
20	Thot Security Sàrl	Montcherand	1-10	1	1
21	Defendeer International LTD	Zug	1-10	1	1
22	numeriq.io	Ecublens Ecublens	1-10	1	1
23	OS Objectif Sécurité	Gland	1-10	1	1
24	Hegner Engineering	Siebnen	1-10	1	1

Showing 24 of 52 data security companies based in Switzerland

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Data security companies based in Switzerland at a glance

As of Aug 28, 2026

1-10Median size (employees)

ZurichLargest hub · 11 HQs

110Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Data security companies by metro

Metro	Companies
Data security companies in Zurich	11
Data security companies in Lausanne	4
Data security companies in Geneva	2
Data security companies in Ecublens	2
Data security companies in Geneve	2
Data security companies in Zug	2
Data security companies in Vernier	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 security companies”, 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; 0 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 security companies are there based in Switzerland?

There are 52 data security companies headquartered in Switzerland as of August 2026 (RevenueBase).

What is the largest company on this list?

Sits Group, headquartered in Basel, tops this list with the largest team on record.

Which city has the most data security companies?

Zurich leads with 11 headquartered companies, followed by Lausanne (4) and Geneva (2).

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 355 verified decision-maker contacts tracked across these 52 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.