Company lists · Data verified August 2026

Top 18 Cybersecurity companies based in Lyon, France

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 40 companies tracked

Our directory lists 40 cybersecurity companies based in Lyon, France, with 762 professional contacts and 131 email addresses. The list was last updated in August 2026, and Paris 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.

40Companies

762Contacts tracked

131Verified emails

15Mobile numbers

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The 18 largest cybersecurity companies based in Lyon, France

Ranked by team size

Top 18 of 40 cybersecurity companies based in Lyon, France, 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	KNS	Lyon	11-50	82	27
2	Tenacy	Lyon	51-200	61	27
3	Excube	Lyon	11-50	33	22
4	Cygo Entrepreneurs	Lyon	1-10	19	10
5	NSOC	Lyon	1-10	14	5
6	Vaadata	Lyon	11-50	14	4
7	Dream On Technology	Lyon	11-50	13	8
8	Armageddon Artificial Intelligence Security	Lyon	11-50	13	6
9	Nuabee	Lyon	11-50	11	7
10	Evicys	Lyon	1-10	8	1
11	BPR Security	Lyon	1-10	6	1
12	Ventury Technology	Lyon	1-10	5	2
13	Hozzeo Cybersecurity	Lyon	1-10	4	3
14	IT Monkeys	Lyon	1-10	3	3
15	Click Secure	Lyon	1-10	3	1
16	Hexploy	Lyon	1-10	2	2
17	Datashield Risk Consulting	Lyon	1-10	1	1
18	Cyber-Alarme	Lyon	1-10	1	1

Showing 18 of 40 cybersecurity companies based in Lyon, France

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Cybersecurity companies based in Lyon, France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 340 HQs

15Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Cybersecurity companies by metro in France

Metro	Companies
Cybersecurity companies in Paris	340
Cybersecurity companies in Lyon	40
Cybersecurity companies in Toulouse	23
Cybersecurity companies in Lille	16
Cybersecurity companies in Rennes	16
Cybersecurity companies in Boulogne-Billancourt	14
Cybersecurity companies in Montpellier	12

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 Lyon, France.
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; 2 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 40 cybersecurity companies based in Lyon, France.

Which city has the most cybersecurity companies?

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

How many contacts are available for cybersecurity companies?

The directory includes 762 professional contacts and 131 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.