Company lists · Data verified August 2026

Top 20 Computer security companies based in Switzerland

Name: Computer 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 46 companies tracked

There are 46 computer security companies headquartered in Switzerland (RevenueBase, August 2026). RevenueBase tracks 775 professional contacts across them, including 292 with verified work emails and 18 with mobile numbers. Zurich is the largest hub.

This list covers computer 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.

46Companies

775Contacts tracked

292Verified emails

18Mobile numbers

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The 20 largest computer security companies based in Switzerland

Ranked by team size

Top 20 of 46 computer 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	Avantec	Zurich	51-200	77	34
3	Basevision AG	Olten	51-200	67	45
4	Oneconsult	Bern	51-200	63	45
5	United Security Providers	Zurich	51-200	56	29
6	E-Xpert Solutions SA	Plan Les Ouates	51-200	52	42
7	IT District	Hunenberg	11-50	29	19
8	Omicron AG	Bern	11-50	27	10
9	Gosecurity AG	Wiesendangen	11-50	14	8
10	Emitec Datacom	Rotkreuz	11-50	12	1
11	Arco IT Gmbh	Zurich	11-50	11	2
12	Cybercon Gmbh	Rotkreuz	11-50	10	9
13	Brevit AG	Wetzikon	1-10	9	4
14	Popp Schweiz AG	Gunzwil	1-10	4	2
15	Musaj Gmbh	Kloten	1-10	4	1
16	T-Alpha Gmbh	Buchs Sankt Gallen	1-10	2	2
17	Thot Security Sàrl	Montcherand	1-10	1	1
18	Cybear	Lausanne	1-10	1	1
19	OS Objectif Sécurité	Gland	1-10	1	1
20	Hegner Engineering	Siebnen	1-10	1	1

Showing 20 of 46 computer security companies based in Switzerland

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Computer security companies based in Switzerland at a glance

As of Aug 28, 2026

1-10Median size (employees)

ZurichLargest hub · 7 HQs

18Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

501-1,000

Computer security companies by metro

Metro	Companies
Computer security companies in Zurich	7
Computer security companies in Lugano	3
Computer security companies in Geneva	3
Computer security companies in Bern	3
Computer security companies in Geneve	2
Computer security companies in Vernier	2
Computer security companies in Rotkreuz	2
Computer security companies in Gland	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 “computer 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 computer security companies are there based in Switzerland?

There are 46 computer 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 computer security companies?

Zurich leads with 7 headquartered companies, followed by Lugano (3) 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 292 verified decision-maker contacts tracked across these 46 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.