Company lists · Data verified August 2026

Top 25 AI cybersecurity companies based in Paris, France

Name: AI cybersecurity companies based in Paris, France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 80 companies tracked

There are 80 AI cybersecurity companies headquartered in Paris, France (RevenueBase, August 2026). RevenueBase tracks 931 professional contacts across them, including 415 with verified work emails and 19 with mobile numbers. Paris is the largest hub.

This list covers AI cybersecurity companies headquartered in Paris, 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.

80Companies

931Contacts tracked

415Verified emails

19Mobile numbers

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The 25 largest AI cybersecurity companies based in Paris, France

Ranked by team size

Top 25 of 80 AI cybersecurity companies based in Paris, 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	Harfanglab	Paris	51-200	119	83
2	Quarkslab	Paris	51-200	94	45
3	Techso Group	Paris	51-200	54	24
4	Qevlar AI	Paris	51-200	51	31
5	Dattak	Paris	51-200	51	28
6	patrowl.io	Paris	11-50	49	35
7	Crowdsec	Paris	11-50	36	29
8	Bsecure	Paris	51-200	33	18
9	Randorisec	Paris	11-50	31	18
10	Abakus Sécurité	Paris	11-50	29	8
11	Five Nines	Paris	11-50	26	11
12	Giskard	Paris	11-50	23	13
13	Dowsers	Paris	11-50	21	10
14	Intuity	Paris	11-50	16	7
15	DND Agency	Paris	11-50	13	2
16	STEEF	Paris	11-50	12	5
17	Adonys Security	Paris	11-50	12	5
18	Cybertic	Paris	1-10	12	4
19	Zero Trust SAS	Paris	11-50	10	7
20	Kamea Security	Paris	11-50	10	2
21	cybersolutions.fr	Paris	11-50	9	2
22	Scovery	Paris	1-10	6	4
23	Maguen Cyber	Paris	51-200	6	2
24	Husecure	Paris	1-10	5	1
25	WELAN	Paris	1-10	4	4

Showing 25 of 80 AI cybersecurity companies based in Paris, France

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AI cybersecurity companies based in Paris, France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 80 HQs

19Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

AI cybersecurity companies by metro in France

Metro	Companies
AI cybersecurity companies in Paris	80
AI cybersecurity companies in Lyon	9
AI cybersecurity companies in Toulouse	5
AI cybersecurity companies in Rennes	5
AI cybersecurity companies in Lille	4
AI cybersecurity companies in Boulogne-Billancourt	3
AI cybersecurity companies in Strasbourg	3

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 “AI cybersecurity companies”, with match quality audited by blind human judging, and headquartered in Paris, 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 AI cybersecurity companies are there based in Paris, France?

There are 80 AI cybersecurity companies headquartered in Paris, France as of August 2026 (RevenueBase).

What is the largest company on this list?

Harfanglab, headquartered in Paris, tops this list with the largest team on record.

Which city has the most AI cybersecurity companies?

Paris leads with 80 headquartered companies, followed by Lyon (9) and Toulouse (5).

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 415 verified decision-maker contacts tracked across these 80 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.