Company lists · Data refreshed September 2026

Top 18 Hospital IT security services based in France

RevenueBase identified 42 hospital IT security services headquartered in France as of September 2026 and tracks 508 professional contacts across them, including 204 with verified work emails. Paris is the largest hub.

This list covers hospital IT security services headquartered in France, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
42Companies
508Contacts tracked
204Verified emails
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The 18 largest hospital IT security services based in France

Ranked by team size
Top 18 of 42 hospital IT security services based in France, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to hospital IT security services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceVenelles, FranceHQ checked Sep 28, 2026201-500139 contacts →

Indirect evidence

“ADNOV, filiale du groupe ADSN, acteur de renommée française à l'ancrage national, développe depuis plus de 40 ans une expertise reconnue dans la cybersécurité et la protection des…”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceLe Plessis-robinson, FranceHQ checked Sep 28, 202651-20075 contacts →

Indirect evidence

“Acteur majeur de la cybersécurité, CS Group s'appuie sur ses équipes sont composées d’experts pluridisciplinaires qui offrent à nos clients une vision claire et une capacité…”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceFranceHQ checked Sep 28, 202651-20047 contacts →

Indirect evidence

“IMP360, votre spécialiste du système d'information de santé.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceParis, FranceHQ checked Sep 28, 202611-5035 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceArpajon, FranceHQ checked Sep 28, 202611-5029 contacts →

Indirect evidence

“Votre Partenaire d’Excellence des SIS de Santé Créée en 2008 par Thomas Breton, consultant et formateur expert en technologies, GPLExpert s’est imposée comme un acteur clé des…”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceVaulx-en-velin, FranceHQ checked Sep 28, 202611-5027 contacts →

Indirect evidence

“Widip a développé depuis 2005 une expertise dans l’hébergement sécurisé de serveurs - Certification ISO 27001 et HDS (hébergement de données de santé)- et les projets de…”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceMarseille, FranceHQ checked Sep 28, 202611-5016 contacts →

Indirect evidence

“ÉHO.LINK est une équipe de 25 personnes ancrée à Marseille.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceChâtillon, FranceHQ checked Sep 28, 20261-1016 contacts →

Indirect evidence

“Ariovis est votre partenaire de confiance en cybersécurité.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceLille, FranceHQ checked Sep 28, 202611-5014 contacts →

Indirect evidence

“QUI NOUS SOMMES Allistic est un cabinet de conseil en cybersécurité spécialisé dans l'accompagnement des retailers, acteurs de la santé et industriels.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceParis, FranceHQ checked Sep 28, 202611-5010 contacts →

Indirect evidence

“ZeroTrust fournit aux PME-ETI une protection totale de leurs actifs et de leurs données.”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceSaint-étienne, FranceHQ checked Sep 28, 202611-508 contacts →

Indirect evidence

“Tailor-made solutions in Precision Cybersecurity for ETI, SME / VSE, communities, large groups, States, companies from all sectors.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceLa Rochelle, FranceHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“CyberCAPE fournit un service de cybersécurité tout-en-un pour les professions libérales et les TPE/PME.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceBastia, FranceHQ checked Sep 28, 20261-105 contacts →

Indirect evidence

“CSM ne vous protège pas seulement contre les malwares et les rançongiciels : nous protégeons votre entreprise dans son ensemble et proposons des services et solutions de…”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceToulouse, FranceHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“Chez Anguis, nous sommes bien plus qu'une entreprise de sécurité informatique : nous sommes des architectes de la confiance numérique.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceGrenoble, FranceHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Le dragon qui veille sur votre trésor numérique Dans un monde où les données sont des joyaux précieux, EXOHSI se dresse contre l’ennemi, ce dernier, prêt à tout pour vous voler…”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceCaen, FranceHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Cybeary accompagne les PME, collectivités et organisations dans la protection durable de leur activité face aux risques numériques.”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceParis, FranceHQ checked Sep 28, 20261-101 contacts →

Indirect evidence

“Qui sommes-nous?”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceParis, FranceHQ checked Sep 28, 20261-101 contacts →

Partial evidence

“Protecting your data from the most severe threats begins with a disciplined approach to securing your entire information technology infrastructure.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 18 of 42 hospital IT security services based in France

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Hospital IT security services based in France at a glance

As of Sep 28, 2026
40.2%Verified-email coverage
12.1Average contacts per company
1-10Median size (employees)
21.4%Largest-city concentration · Paris
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
12
51-200
2
201-500
2

Email recency for this list is measured worldwide rather than for France, so it is reported there. Company counts and contact totals on this page are exact for France, over 42 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among hospital IT security services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in France whose own description of what they do matches “hospital IT security services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names hospital IT security services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among hospital IT security services, and records with no verified work email. Companies headquartered outside France are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 204 across the full list. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names hospital IT security services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many hospital IT security services are there based in France?

RevenueBase identified 42 hospital IT security services headquartered in France as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

ADNOV, headquartered in France, tops this list with the largest team on record.

Which city has the most hospital IT security services?

Paris leads with 9 headquartered companies, followed by Vaulx-En-Velin (2) and Arpajon (1).

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 204 verified decision-maker contacts tracked across these 42 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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 Smart Search, 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.