Company lists · Data refreshed November 2026

Top 25 Critical infrastructure security integrators based in France

RevenueBase identified 154 company matches for critical infrastructure security integrators associated with France as of November 2026 and tracks 4,874 professional contacts across them, including 1,344 with verified work emails. Paris is the largest hub.

This list covers company matches for critical infrastructure security integrators associated with 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 November 5, 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 Nov 5, 2026 How this list was built
154Companies
4,874Contacts tracked
1,344Verified emails
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The 25 largest critical infrastructure security integrators based in France

Ranked by team size
Top 25 of 154 company matches for critical infrastructure security integrators based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLissieu, FranceHQ recorded Nov 5, 20261,001-5,000574 contacts →

Exact match

“Byblos Group est un groupe indépendant spécialisé dans la protection des personnes, des biens et des données, avec une approche sur mesure, fondée sur l’excellence opérationnelle…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchIssy-les-moulineaux, FranceHQ recorded Nov 5, 2026201-500465 contacts →

Exact match

“En tant qu’intégrateur ouvert de solutions de sûreté électroniques, nous vous accompagnons dans la protection de vos biens et personnes.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchCourbevoie, FranceHQ recorded Nov 5, 20265,001-10,000448 contacts →

Exact match

“Equans Digital connects OT, IT and data to make your infrastructures truly controllable.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchBoulogne-billancourt, FranceHQ recorded Nov 5, 2026501-1,000406 contacts →

Exact match

“Metsys est un intégrateur de solutions de cybersécurité, d’infrastructure et de cloud.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchRoissy En France, FranceHQ recorded Nov 5, 202651-200178 contacts →

Exact match

“C2C est un intégrateur spécialisé dans les systèmes de communication Réseau IP couvrant les domaines des Infrastructures de câblage, le Wireless, les solutions de Vidéo Protection…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchMassy, FranceHQ recorded Nov 5, 202651-200105 contacts →

Exact match

“APILOG Automation, filiale de GCC Energie, est un intégrateur en courants faibles, supervision, automatismes et sûreté pour les bâtiments.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchAix En Provence, FranceHQ recorded Nov 5, 202651-20065 contacts →

Exact match

“Secure Systems & Services est une filiale de VINCI Energies spécialisée dans les solutions technologiques de sécurité physiques et numériques cybersécurisées.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchLe Plessis-robinson, FranceHQ recorded Nov 5, 202651-20064 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchOrvault, FranceHQ recorded Nov 5, 202611-5056 contacts →

Exact match

“Découvrez notre nouveau site internet : iso-securite.fr Signes distinctifs - Qualité des équipes - Expertise technique, législative et normative - Certifications & agréments aux…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchLa Verrière, FranceHQ recorded Nov 5, 202651-20051 contacts →

Exact match

“ELSIA est un intégrateur spécialisé dans la conception, l'installation et la maintenance de systèmes de sécurité dédiés aux bâtiments - Sécurité incendie - Vidéo protection -…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchRomans-sur-isère, FranceHQ recorded Nov 5, 202651-20049 contacts →

Exact match

“Intégrateur de systèmes de sécurité, nous proposons des installations d'alarme intrusion, alarme incendie, vidéo-protection et contrôle d'accès.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchSaint-priest, FranceHQ recorded Nov 5, 202611-5047 contacts →

Exact match

“SERSI SYSTÈME, expert en systèmes de communication, sûreté et sécurité électronique, accompagne intégrateurs, électriciens et entreprises avec un savoir-faire reconnu.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchPérols, FranceHQ recorded Nov 5, 202611-5039 contacts →

Exact match

“As France's leading provider of cyber protection for critical systems, Seclab secures exchanges by simplifying interconnection architectures and eliminating the risks associated…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchValbonne, FranceHQ recorded Nov 5, 202611-5030 contacts →

Exact match

“LOGIQE : Votre Partenaire Premium pour vos infrastructures IT et votre Cybersécurité.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchEysines, FranceHQ recorded Nov 5, 202611-5026 contacts →

Exact match

“Depuis 2005, nous sommes spécialisés en sécurité, infrastructures et communications unifiées.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchToulouse, FranceHQ recorded Nov 5, 202611-5025 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchCroissy Beaubourg, FranceHQ recorded Nov 5, 202611-5024 contacts →

Exact match

“Euromedia, membre de la famille SOLUTYS Group, est spécialisée dans « l’Intégration Réseau et la cybersécurité» et dans la distribution d’équipements réseaux, connectique et salle…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchIvry-sur-seine, FranceHQ recorded Nov 5, 202611-5024 contacts →

Exact match

“Trafic Transport Sûreté est un intégrateur de solutions globales de sûreté spécialisé en vidéoprotection, contrôle d'accès et anti-intrusion.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchChalon Sur Saone, FranceHQ recorded Nov 5, 202611-5023 contacts →

Exact match

“Notre groupe CGLOBAL est intégrateur de solutions informatiques, télécoms, cybersécurité, câblage et de sécurité des bâtiments.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchMontauban De Bretagne, FranceHQ recorded Nov 5, 2026201-50021 contacts →

Exact match

“Retis Communication is specialized in network and security integration.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchParis, FranceHQ recorded Nov 5, 202611-5019 contacts →

Exact match

“CRONOS CONSEIL est un cabinet de conseil et d’ingénierie dans les domaines de la sûreté urbaine, de la prévention situationnelle et des secteurs d’activités d’importance vitale.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchSaulx Les Chartreux, FranceHQ recorded Nov 5, 20261-1017 contacts →

Exact match

“SPITZKOP Systems Engineering (SSE) is a French technology leader specializing in, and.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchEntzheim, FranceHQ recorded Nov 5, 202611-5015 contacts →

Exact match

“ATELIO et ses équipes accompagnent depuis plus de 20 ans les entreprises et les établissements publics sur les thématiques des télécommunications, de la mobilité et de la…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchMontmorency, FranceHQ recorded Nov 5, 202611-5014 contacts →

Exact match

“Founded in 2013, Zoreole is a value-added integrator and expert reseller specializing in secure network infrastructure.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchBelleville-sur-vie, FranceHQ recorded Nov 5, 20261-1014 contacts →

Exact match

“La société SN2O est née de l’association d’un ingénieur en réseaux informatiques, électrotechnique et d’un ingénieur expert en électronique et télécommunications.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 154 critical infrastructure security integrators based in France

See the full list, filter by size, metro and specialty, and access 1,344 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Critical infrastructure security integrators based in France at a glance

As of Nov 5, 2026
27.6%Verified-email coverage
31.6Average contacts per company
11-50Median size (employees)
14.3%Largest-city concentration · Paris
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
69
11-50
58
51-200
14
201-500
6
501-1,000
1
1,001-5,000
3
5,001-10,000
1
10001+
1

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 154 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 France whose business descriptions match “critical infrastructure security integrators” 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 1,344 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 November 5, 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 “critical infrastructure security integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many critical infrastructure security integrators are there based in France?

RevenueBase identified 154 company matches for critical infrastructure security integrators associated with France as of November 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?

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

Which city has the most critical infrastructure security integrators?

Paris leads with 22 company records, followed by Boulogne-Billancourt (4) and Lyon (4).

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 1,344 professional contacts with verified work emails tracked across these 154 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 November 5, 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.