Company lists · Data verified August 2026

Top 25 Cybersecurity staffing based in France

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 508 companies tracked

There are 508 cybersecurity staffing headquartered in France (RevenueBase, August 2026). RevenueBase tracks 7,381 professional contacts across them, including 1,892 with verified work emails and 176 with mobile numbers. Paris is the largest hub.

This list covers cybersecurity staffing headquartered in France, 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.

508Companies

7,381Contacts tracked

1,892Verified emails

176Mobile numbers

Unlock all 508 companies Free account · no credit card · 2 minutes

The 25 largest cybersecurity staffing based in France

Ranked by team size

Top 25 of 508 cybersecurity staffing based in 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	I-Tracing	Courbevoie	1,001-5,000	643	394
2	own.security	Rennes	51-200	506	26
3	Devoteam Cyber Trust	Levallois-Perret	10001+	342	145
4	Airbus Defence And Space Cyber	Elancourt	501-1,000	223	133
5	ADNOV	n/a	201-500	139	67
6	Itrust	Toulouse	51-200	126	76
7	Quarkslab	Paris	51-200	94	45
8	Exclusive Networks France	Boulogne Billancourt	51-200	93	62
9	CS In Cybersecurity	Le Plessis-Robinson	51-200	75	20
10	Eset France	Marne-La-Vallee	51-200	71	1
11	OLFEO	Massy	51-200	60	43
12	Login Sécurité	Saint-Cloud	51-200	60	28
13	Cyberlift	Paris	51-200	55	31
14	Techso Group	Paris	51-200	54	24
15	Sysdream	Levallois-Perret	51-200	53	19
16	AISI	Montpellier	51-200	50	31
17	Ornisec	Rennes	11-50	40	16
18	CYSEC	Toulouse	11-50	39	15
19	ERIUM	n/a	51-200	38	15
20	Kytl Security	Paris	11-50	34	4
21	Excube	Lyon	11-50	33	22
22	Bsecure	Paris	51-200	33	18
23	Randorisec	Paris	11-50	31	18
24	protected.eu	Paris	51-200	29	19
25	Abakus Sécurité	Paris	11-50	29	8

Showing 25 of 508 cybersecurity staffing based in France

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,892 reachable decision-makers.

Free account · no credit card

See all 508 companies

Cybersecurity staffing based in France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 159 HQs

176Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

338

11-50

121

51-200

201-500

501-1,000

1,001-5,000

10001+

Cybersecurity staffing by metro

Metro	Companies
Cybersecurity staffing in Paris	159
Cybersecurity staffing in Lyon	18
Cybersecurity staffing in Toulouse	10
Cybersecurity staffing in Rennes	10
Cybersecurity staffing in Lille	8
Cybersecurity staffing in Nantes	6
Cybersecurity staffing in Montpellier	6

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 staffing”, with match quality audited by blind human judging, and headquartered in 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; 3 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 staffing are there based in France?

There are 508 cybersecurity staffing headquartered in France as of August 2026 (RevenueBase).

What is the largest company on this list?

I-Tracing, headquartered in Courbevoie, tops this list with the largest team on record.

Which city has the most cybersecurity staffing?

Paris leads with 159 headquartered companies, followed by Lyon (18) and Toulouse (10).

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 1,892 verified decision-maker contacts tracked across these 508 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.

Ready to reach these companies? Verified emails and direct dials for all 508 cybersecurity staffing based in France. Start with a free account, no credit card.

Get the full list

Related lists

Cybersecurity staffing by geography

Browse the directory

Browse: Companies home · All France lists · All Cybersecurity staffing lists · New lists

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.