Company lists · Data refreshed October 2026

Top 24 Cyberdefense technology providers based in Paris, France

Name: Cyberdefense technology providers based in Paris, France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 11, 2026 151 companies tracked

RevenueBase identified 151 company matches for cyberdefense technology providers associated with Paris, France as of October 2026 and tracks 7,391 professional contacts across them, including 3,598 with verified work emails. Across France, Paris is the largest hub for this category.

This list covers company matches for cyberdefense technology providers associated with Paris, France, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 11, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 11, 2026 How this list was built

151Companies

7,391Contacts tracked

3,598Verified emails

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The 24 largest cyberdefense technology providers based in Paris, France

Ranked by team size

Top 24 of 151 company matches for cyberdefense technology providers based in Paris, France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 11, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	own.security	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	528 contacts →
	Exact match “Founded in 2008, OWN is a Pure Player in cybersecurity, with offices in Paris, Rennes and Toulouse, but with a presence throughout France with its fully remote employees.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
2	Neverhack	Exact match	Paris, FranceHQ recorded Oct 11, 2026	1,001-5,000	391 contacts →
	Exact match “NEVERHACK is a French group specialized in cybersecurity for over 40 years.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
3	Harfanglab	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	121 contacts →
	Exact match “Your endpoints, our protection - Empower your analysts, overcome the threats” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
4	Gatewatcher	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	120 contacts →
	Exact match “European leader in intrusion detection and advanced threat detection, Gatewatcher has been protecting the critical networks of large companies as well as public institutions since…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
5	Quarkslab	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	97 contacts →
	Exact match “Fondée en 2011 par Fred Raynal, Quarkslab est une entreprise française spécialisée dans la cybersécurité et plus spécifiquement dans la protection et l'analyse des logiciels.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
6	Qevlar AI	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	79 contacts →
	Exact match “Qevlar AI turns security operations into a self-improving defense system.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
7	Strangebee	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	78 contacts →
	Exact match “StrangeBee is a cybersecurity software company based in Paris.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
8	Magellan Sécurité	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	76 contacts →
	Exact match “Magellan Sécurité, an entity of the Magellan Partners Group, offers integrated solutions to protect against internal threats and cyber attacks.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
9	Dattak	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	49 contacts →
	Exact match “Dattak is an insurtech with a mission to protect businesses against cyberattacks.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
10	patrowl.io	Exact match	Paris, FranceHQ recorded Oct 11, 2026	11-50	47 contacts →
	Exact match “Patrowl is an innovative product designed by cybersecurity experts.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
11	OLFEO	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	36 contacts →
	Exact match “Olfeo est un éditeur français d’une solution de proxy et de filtrage de contenus Internet.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
12	Crowdsec	Exact match	Paris, FranceHQ recorded Oct 11, 2026	11-50	33 contacts →
	Exact match “CrowdSec is a leader in security blocklists, reshaping cybersecurity with its proactive defense strategy and unique collaborative approach.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
13	Nomios France	Exact match	Paris, FranceHQ recorded Oct 11, 2026	201-500	33 contacts →
	Exact match “Nomios est un intégrateur en cybersécurité depuis 2004, né à partir du constat que la sécurité dans les entreprises était un métier de spécialiste.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
14	ERIUM	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	33 contacts →
	Exact match “To be confident in your cyber defences, every person and technology must be confronted by reality.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
15	Kytl Security	Exact match	Paris, FranceHQ recorded Oct 11, 2026	11-50	33 contacts →
	Exact match “KYTL \| Spécialiste de la protection des données et des environnements critiques; Fondée par des experts en cybersécurité cumulant plus de 15 ans d’expérience, KYTL accompagne les…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
16	protected.eu	Exact match	Paris, FranceHQ recorded Oct 11, 2026	51-200	32 contacts →
	Exact match “Dans un monde où le digital imprègne chaque aspect de nos vies, les risques numériques ne sont plus une menace abstraite.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
17	Idecsi	Exact match	Paris, FranceHQ recorded Oct 11, 2026	11-50	31 contacts →
	Exact match “French startup in cybersecurity, IDECSI delivers cutting-edge technology and engages all employees in the security system for effective and cost-efficient data protection.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
18	P1 Security	Exact match	Paris, FranceHQ recorded Oct 11, 2026	11-50	31 contacts →
	Exact match “We provide services and technologies to identify, detect and recover from critical threats and vulnerabilities on signalling protocols like SS7/SIGTRAN, Diameter, GPRS/GTP, IMS…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
19	Randorisec	Exact match	Paris, FranceHQ recorded Oct 11, 2026	11-50	30 contacts →
	Exact match “Cybersecurity company founded by security experts providing the following services: Security audits, Vulnerability research, SecOps, SecArch and Trainings” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
20	Abakus Sécurité	Exact match	Paris, FranceHQ recorded Oct 11, 2026	11-50	27 contacts →
	Exact match “Expertise en cybersécurité - Abakus Sécurité vous accompagne sur l'ensemble du cycle de vie de vos projets en cybersécurité.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
21	Five Nines	Exact match	Paris, FranceHQ recorded Oct 11, 2026	11-50	24 contacts →
	Exact match “Five Nines est née en 2019 d’un constat simple, celui d’un manque crucial de compétences et d’expérience dans la sécurisation de la transformation digitale des entreprises.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
22	Intuity	Exact match	Paris, FranceHQ recorded Oct 11, 2026	11-50	14 contacts →
	Exact match “Nous aidons les entreprises à sécuriser leurs actifs, tels que leurs applications web et leurs systèmes d'information, tout en renforçant la sécurité globale des organisations.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
23	Cybertic	Exact match	Paris, FranceHQ recorded Oct 11, 2026	1-10	14 contacts →
	Exact match “Cyber attaque, pénétration, hameçonnage… Depuis 2010 et la multiplication des Cyber-attaques, la cyber sécurité n’est plus une option pour les DSI, sa maîtrise est devenu…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
24	Cybershen	Exact match	Paris, FranceHQ recorded Oct 11, 2026	1-10	13 contacts →
	Exact match “Cybershen permet de mettre en place et de piloter une cybersécurité globale et sans efforts.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “cyberdefense technology providers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 24 of 151 cyberdefense technology providers based in Paris, France

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Cyberdefense technology providers based in Paris, France at a glance

As of Oct 11, 2026

48.7%Verified-email coverage

48.9Average contacts per company

1-10Median size (employees)

Oct 11, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole France list rather than for Paris, so it is reported there. Company counts and contact totals on this page are exact for Paris, over 151 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Paris, France whose business descriptions match “cyberdefense technology providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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: Every displayed company carries at least one verified work email. RevenueBase tracks 3,598 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 11, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cyberdefense technology providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cyberdefense technology providers are there based in Paris, France?

RevenueBase identified 151 company matches for cyberdefense technology providers associated with Paris, France as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

own.security tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in France has the most cyberdefense technology providers?

Paris leads France with 151 company records, followed by Lyon (11) and Toulouse (10).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,598 professional contacts with verified work emails tracked across these 151 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 11, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.