Company lists · Data verified August 2026

Top 25 Cybersecurity companies based in Zurich, Switzerland

Name: Cybersecurity companies based in Zurich, Switzerland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 47 companies tracked

Our directory lists 47 cybersecurity companies based in Zurich, Switzerland, with 518 professional contacts and 264 email addresses. The list was last updated in August 2026, and Zurich is the single most-represented city among the companies listed.

Cybersecurity companies provide products and services that protect systems, networks, applications, devices, and data from unauthorized access, disruption, or misuse. This list covers companies that provide cybersecurity products, services, consulting, assessments, monitoring, incident response, or related protection for digital systems and data. Ranked by team size, largest first. Data current as of August 28, 2026.

47Companies

518Contacts tracked

264Verified emails

30Mobile numbers

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The 25 largest cybersecurity companies based in Zurich, Switzerland

Ranked by team size

Top 25 of 47 cybersecurity companies based in Zurich, 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	Avantec	Zurich	51-200	77	34
2	Lakera	Zurich	11-50	75	51
3	Compass Security	Zurich	51-200	59	33
4	United Security Providers	Zurich	51-200	56	29
5	Exeon Analytics	Zurich	51-200	46	32
6	BUG Bounty Switzerland	Zurich	11-50	36	13
7	Clue Security Services AG	Zurich	11-50	18	15
8	Silenccio	Zurich	1-10	17	7
9	Temet AG	Zurich	11-50	14	11
10	Gobugfree AG	Zurich	11-50	14	9
11	Arco IT Gmbh	Zurich	11-50	11	2
12	cybee.ai	Zurich	11-50	10	6
13	Scip AG	Zurich	11-50	10	3
14	Fortit AG	Zurich	11-50	6	3
15	Atun International Gmbh	Zurich	1-10	6	1
16	SSI IT Consulting Gmbh	Zurich	11-50	5	3
17	Binaryedge	Zurich	11-50	5	2
18	Fusionone AG	Zurich	1-10	4	1
19	Mosec Solutions Gmbh	Zurich	1-10	3	1
20	Resion	Zurich	1-10	3	1
21	Cybovate	Zurich	1-10	2	2
22	Nordfold	Zurich	1-10	2	1
23	Prusec Gmbh	Zurich	1-10	1	1
24	Yamnord Gmbh	Zurich	1-10	1	1
25	Global Cybersecurity Association - GCA	Zurich	1-10	1	1

Showing 25 of 47 cybersecurity companies based in Zurich, Switzerland

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Cybersecurity companies based in Zurich, Switzerland at a glance

As of Aug 28, 2026

1-10Median size (employees)

ZurichLargest hub · 47 HQs

30Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cybersecurity companies by metro in Switzerland

Metro	Companies
Cybersecurity companies in Zurich	47
Cybersecurity companies in Zug	21
Cybersecurity companies in Geneva	16
Cybersecurity companies in Lugano	11
Cybersecurity companies in Geneve	10
Cybersecurity companies in Lausanne	9
Cybersecurity companies in Baar	9

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 “cybersecurity companies”, with match quality audited by blind human judging, and headquartered in Zurich, 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 cybersecurity companies are in the directory?

The directory lists 47 cybersecurity companies based in Zurich, Switzerland.

Which city has the most cybersecurity companies?

Zurich is the single most-represented city among the cybersecurity companies on the list.

How many contacts are available for cybersecurity companies?

The directory includes 518 professional contacts and 264 email addresses for the listed cybersecurity companies.

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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.