Company lists · Data refreshed September 2026

Top 23 Utility cybersecurity companies based in Paris, France

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

Compiled by the RevenueBase Data Team Data refreshed Sep 13, 2026 61 companies tracked

RevenueBase identified 61 company matches for utility cybersecurity companies associated with Paris, France as of September 2026 and tracks 5,350 professional contacts across them, including 2,635 with verified work emails and 84 with mobile numbers. Across France, Paris is the largest hub for this category.

This list covers company matches for utility cybersecurity companies 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 September 13, 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 Sep 13, 2026 How this list was built

61Companies

5,350Contacts tracked

2,635Verified emails

84Mobile numbers

Explore this list → Free signup · no credit card · 500 free credits

The 23 largest utility cybersecurity companies based in Paris, France

Ranked by team size

Top 23 of 61 company matches for utility cybersecurity companies based in Paris, France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 13, 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 Sep 13, 2026	51-200	506 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 · Sep 13, 2026 · View company records in RevenueBase
2	Gatewatcher	Exact match	Paris, FranceHQ recorded Sep 13, 2026	51-200	138 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 · Sep 13, 2026 · View company records in RevenueBase
3	Dattak	Exact match	Paris, FranceHQ recorded Sep 13, 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 · Sep 13, 2026 · View company records in RevenueBase
4	ERIUM	Exact match	Paris, FranceHQ recorded Sep 13, 2026	51-200	37 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 · Sep 13, 2026 · View company records in RevenueBase
5	Kytl Security	Exact match	Paris, FranceHQ recorded Sep 13, 2026	11-50	35 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 · Sep 13, 2026 · View company records in RevenueBase
6	Randorisec	Exact match	Paris, FranceHQ recorded Sep 13, 2026	11-50	32 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 · Sep 13, 2026 · View company records in RevenueBase
7	Artifeel	Exact match	Paris, FranceHQ recorded Sep 13, 2026	11-50	31 contacts →
	Exact match “French start-up Artifeel's mission is to enable infrastructure operators to ensure the continuity and availability of their services (telecoms, energy, water, gas, rail networks…” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
8	Five Nines	Exact match	Paris, FranceHQ recorded Sep 13, 2026	11-50	25 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 · Sep 13, 2026 · View company records in RevenueBase
9	Intuity	Exact match	Paris, FranceHQ recorded Sep 13, 2026	11-50	15 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 · Sep 13, 2026 · View company records in RevenueBase
10	DND Agency	Exact match	Paris, FranceHQ recorded Sep 13, 2026	11-50	13 contacts →
	Exact match “Are we legion?” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
11	Zero Trust SAS	Exact match	Paris, FranceHQ recorded Sep 13, 2026	11-50	10 contacts →
	Exact match “ZeroTrust fournit aux PME-ETI une protection totale de leurs actifs et de leurs données.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
12	Cybertic	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	10 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 · Sep 13, 2026 · View company records in RevenueBase
13	Highjack Offensive Cybersecurity	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	10 contacts →
	Exact match “Chez High Jack, nous sommes bien plus que des accompagnateurs de digitalisation, nous sommes des catalyseurs de la transformation numérique de votre structure!” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
14	Cyber Experts	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	10 contacts →
	Exact match “Startup, VSE and SME specialists, at Cyber Experts, we build a solid digital rampart for your company, allowing it to strengthen itself against cyber attackers.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
15	cybersolutions.fr	Exact match	Paris, FranceHQ recorded Sep 13, 2026	11-50	9 contacts →
	Exact match “For 10 years we have supported our clients in protecting their information assets: SIEM / SOC / SOAR; Threat Intelligence / UBA / IAM / API Security” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
16	WELAN	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	4 contacts →
	Exact match “WELAN est une société de conseil en cybersécurité qui accompagne les entreprises de toutes tailles désireuses de se protéger contre les menaces numériques croissantes.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
17	Exatrack	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	4 contacts →
	Exact match “Au cours de ces dernières années le nombre d’attaques informatiques a connu une très forte augmentation, ciblant aussi bien les gouvernements que les sociétés privées.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
18	Husecure	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	4 contacts →
	Exact match “HUSECURE se présente comme un nouvel acteur dans le domaine de la cybersécurité, venant compléter les offres de ses marques sœurs, enrichissant l'expérience et l'héritage du…” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
19	IT NOW	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	4 contacts →
	Exact match “Depuis plus de 20 ans, notre ESN accompagne de grands groupes dans la sécurisation de leurs données et la gestion des risques liés à la cybersécurité.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
20	Novastill	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	3 contacts →
	Exact match “NovaStill a la conviction profonde que la cybersécurité est un catalyseur du succès de nos clients qui sont aussi nos partenaires.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
21	Janka Technologies	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	1 contacts →
	Exact match “A cybersecurity firm with a mission to protect all kinds of organisations, leveraging partnerships across the spectrum” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
22	rootsec.eu	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	1 contacts →
	Exact match “Protecting your data from the most severe threats begins with a disciplined approach to securing your entire information technology infrastructure.” Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
23	Warlog	Exact match	Paris, FranceHQ recorded Sep 13, 2026	1-10	1 contacts →
	Exact match “At Warlog, we believe in leveraging the power of artificial intelligence to create groundbreaking cybersecurity solutions.” Recorded in the RevenueBase company graph · Sep 13, 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 “utility cybersecurity companies”. 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 23 of 61 utility cybersecurity companies based in Paris, France

See the full list, filter by size, metro and specialty, and access 2,635 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Utility cybersecurity companies based in Paris, France at a glance

As of Sep 13, 2026

49.3%Verified-email coverage

1.6%Mobile-number coverage

87.7Average contacts per company

1-10Median size (employees)

Sep 13, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

501-1,000

1,001-5,000

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 15.0d

2,1020–30

50631–60

1261–90

090–180

15180+

Company record updated

Median 57.0d

00–30

2,91531–60

1,70761–90

43290–180

296180+

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 “utility cybersecurity companies” 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 2,635 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 September 13, 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 “utility cybersecurity companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many utility cybersecurity companies are there based in Paris, France?

RevenueBase identified 61 company matches for utility cybersecurity companies associated with Paris, France as of September 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 utility cybersecurity companies?

Paris leads France with 61 company records, followed by Lyon (7) and Toulouse (5).

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 2,635 professional contacts with verified work emails tracked across these 61 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 September 13, 2026.

Ready to reach these companies? Verified emails and direct dials for all 61 utility cybersecurity companies based in Paris, France. Start with a free account, no credit card.

Download this list →

Related lists

Utility cybersecurity companies by geography

Browse the directory

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.