Company lists · Data refreshed September 2026
Top 24 IT security monitoring services based in France
RevenueBase identified 415 company matches for IT security monitoring services associated with France as of September 2026 and tracks 6,269 professional contacts across them, including 1,930 with verified work emails. Paris is the largest hub.
This list covers company matches for IT security monitoring services 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 September 21, 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.
The 24 largest IT security monitoring services based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,007 contacts → | ||||
Exact match “La proposition de valeur d'Onet dans la sécurité se fonde sur - son expertise sécurité et sa capacité à analyser les besoins et risques propres à ses clients- sa parfaite maîtrise…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 639 contacts → | ||||
Exact match “I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 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 21, 2026 · View company records in RevenueBase | |||||
| 4 | 382 contacts → | ||||
Exact match “NEVERHACK is a French group specialized in cybersecurity for over 40 years.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 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 21, 2026 · View company records in RevenueBase | |||||
| 6 | 121 contacts → | ||||
Exact match “Créé, il y a 40 ans par les principaux établissements financiers de la région Midi-Pyrénées, nous sommes initialement spécialisé dans la télésurveillance bancaire.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 111 contacts → | ||||
Exact match “Our services : Penetration tests and Security Audits, Gap Analysis and PCI DSS Certification, CERT-XMCO (vulnerability watch, Cyber Survellance/Threat Intelligence, Forensics).” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 75 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 52 contacts → | ||||
Exact match “EXCELIUM est une entreprise française de sécurité intégrant l'ensemble de la chaîne de la sécurité pour proposer à ses Clients une Offre GLOBALE & MODULABLE de Sécurité -…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 52 contacts → | ||||
Exact match “À propos de SYSDREAM : Fondée il y a plus de 20 ans, Sysdream, filiale Cybersécurité du Groupe Hub One, propose aux comptes publics et privés une offre globale de solutions…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 50 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 47 contacts → | ||||
Exact match “Créé en 2017, REDOPUS est spécialisée en sécurité, réseaux des systèmes d'informations.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 47 contacts → | ||||
Exact match “DCIT Conseil, société de services de consultation spécialisée dans la cybersécurité et les technologies de l'information.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 44 contacts → | ||||
Exact match “Founded in 2015 by a group of IT security experts with the support of the Econocom Group, digital.security (~ 230 experts) aims to offer companies and government organisations…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 42 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 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 21, 2026 · View company records in RevenueBase | |||||
| 17 | 33 contacts → | ||||
Exact match “ACG Cybersecurity est un cabinet d’Audit, de Conseil et de Gouvernance spécialisé en matière de Cybersécurité.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 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 21, 2026 · View company records in RevenueBase | |||||
| 19 | 30 contacts → | ||||
Exact match “Pixecurity est un fournisseur de solutions de sureté intelligentes : Vidéosurveillance, analyse d'image, contrôle d'accès, réseaux/stockage des données, hypervision.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 30 contacts → | ||||
Exact match “Fondée en 2001, ACE Service concentre son activité sur son savoir-faire : la sécurité des systèmes d'information.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 27 contacts → | ||||
Exact match “SEC-IT, filiale du groupe MCA, est le partenaire de référence en cybersécurité, combinant expertise en audit conseil, sécurité opérationnelle et formation pour accompagner les…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 26 contacts → | ||||
Exact match “Certilience, Votre sécurité informatique, notre priorité!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 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 21, 2026 · View company records in RevenueBase | |||||
| 24 | 24 contacts → | ||||
Exact match “Holiseum offers a holistic approach of cybersecurity by: • providing services across the whole cybersecurity service value chain: from governance, audits, solutions, remediation…” Recorded in the RevenueBase company graph · Sep 21, 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 “IT security monitoring services”. 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 415 IT security monitoring services based in France
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IT security monitoring services based in France at a glance
As of Sep 21, 2026Companies by employee count
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 415 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 “IT security monitoring services” 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 1,930 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 21, 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 “IT security monitoring services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many IT security monitoring services are there based in France?
RevenueBase identified 415 company matches for IT security monitoring services associated with 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?
Onet Sécurité tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most IT security monitoring services?
Paris leads with 82 company records, followed by Lille (7) and Bordeaux (6).
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 1,930 professional contacts with verified work emails tracked across these 415 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 415 IT security monitoring services based in France. Start with a free account, no credit card.
Download this list →Related lists
IT security monitoring services by geography
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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.
More company lists
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- Lists A-Z
- New lists
- IT security monitoring services based in Curitiba, Brazil
- IT security monitoring services based in Rio De Janeiro, Brazil
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Company intelligence · public preview
Top 24 IT security monitoring services based in France
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 415 matching company records for IT security monitoring services based in France, with 6,269 tracked contacts and 1,930 verified work emails.
This public preview shows 24 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 24 IT security monitoring services based in France
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Onet Sécuritéonet.frHQ: Marseille, FranceReported employees: 10001+ | Marseille, France | 10001+ | Exact match | 1,007 contacts → |
“La proposition de valeur d'Onet dans la sécurité se fonde sur - son expertise sécurité et sa capacité à analyser les besoins et risques propres à ses clients- sa parfaite maîtrise…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  I-Tracingi-tracing.comHQ: Courbevoie, FranceReported employees: 1,001-5,000 | Courbevoie, France | 1,001-5,000 | Exact match | 639 contacts → |
“I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  own.securityown.securityHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 506 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Neverhackneverhack.comHQ: Paris, FranceReported employees: 1,001-5,000 | Paris, France | 1,001-5,000 | Exact match | 382 contacts → |
“NEVERHACK is a French group specialized in cybersecurity for over 40 years.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Gatewatchergatewatcher.comHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 138 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Sotel Groupesotel.frHQ: L'union, FranceReported employees: 201-500 | L'union, France | 201-500 | Exact match | 121 contacts → |
“Créé, il y a 40 ans par les principaux établissements financiers de la région Midi-Pyrénées, nous sommes initialement spécialisé dans la télésurveillance bancaire.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  XMCOxmco.frHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 111 contacts → |
“Our services : Penetration tests and Security Audits, Gap Analysis and PCI DSS Certification, CERT-XMCO (vulnerability watch, Cyber Survellance/Threat Intelligence, Forensics).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  CS In Cybersecuritycs-soprasteria.comHQ: Le Plessis-robinson, FranceReported employees: 51-200 | Le Plessis-robinson, France | 51-200 | Exact match | 75 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Excelium Services & Solutions DE Sécuritéexcelium.fr HQ: Orvault, FranceReported employees: 51-200 | Orvault, France | 51-200 | Exact match | 52 contacts → |
“EXCELIUM est une entreprise française de sécurité intégrant l'ensemble de la chaîne de la sécurité pour proposer à ses Clients une Offre GLOBALE & MODULABLE de Sécurité -…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Sysdreamsysdream.comHQ: Levallois-perret, FranceReported employees: 51-200 | Levallois-perret, France | 51-200 | Exact match | 52 contacts → |
“À propos de SYSDREAM : Fondée il y a plus de 20 ans, Sysdream, filiale Cybersécurité du Groupe Hub One, propose aux comptes publics et privés une offre globale de solutions…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  ISO Securiteiso-securite.frHQ: Orvault, FranceReported employees: 11-50 | Orvault, France | 11-50 | Exact match | 50 contacts → |
“Découvrez notre nouveau site internet : iso-securite.fr Signes distinctifs - Qualité des équipes - Expertise technique, législative et normative - Certifications & agréments aux…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Redopusredopus.frHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 47 contacts → |
“Créé en 2017, REDOPUS est spécialisée en sécurité, réseaux des systèmes d'informations.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Dcit Conseildcitconseil.comHQ: Sene, FranceReported employees: Not recorded | Sene, France | Not recorded | Exact match | 47 contacts → |
“DCIT Conseil, société de services de consultation spécialisée dans la cybersécurité et les technologies de l'information.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  digital.securityeviden.comHQ: Bezons, FranceReported employees: 201-500 | Bezons, France | 201-500 | Exact match | 44 contacts → |
“Founded in 2015 by a group of IT security experts with the support of the Econocom Group, digital.security (~ 230 experts) aims to offer companies and government organisations…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Volfeusecuritevolfeu.frHQ: Romans-sur-isère, FranceReported employees: 51-200 | Romans-sur-isère, France | 51-200 | Exact match | 42 contacts → |
“Intégrateur de systèmes de sécurité, nous proposons des installations d'alarme intrusion, alarme incendie, vidéo-protection et contrôle d'accès.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Kytl Securitykytl.frHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 35 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  ACG Cybersecurityacgcybersecurity.frHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 33 contacts → |
“ACG Cybersecurity est un cabinet d’Audit, de Conseil et de Gouvernance spécialisé en matière de Cybersécurité.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Randorisecrandorisec.frHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 32 contacts → |
“Cybersecurity company founded by security experts providing the following services: Security audits, Vulnerability research, SecOps, SecArch and Trainings” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Pixecuritypixecurity.comHQ: Maisons-laffitte, FranceReported employees: 11-50 | Maisons-laffitte, France | 11-50 | Exact match | 30 contacts → |
“Pixecurity est un fournisseur de solutions de sureté intelligentes : Vidéosurveillance, analyse d'image, contrôle d'accès, réseaux/stockage des données, hypervision.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  ACE Serviceattineos.comHQ: Rouen, FranceReported employees: 11-50 | Rouen, France | 11-50 | Exact match | 30 contacts → |
“Fondée en 2001, ACE Service concentre son activité sur son savoir-faire : la sécurité des systèmes d'information.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Sec-Itsec-it.frHQ: Levallois-perret, FranceReported employees: 11-50 | Levallois-perret, France | 11-50 | Exact match | 27 contacts → |
“SEC-IT, filiale du groupe MCA, est le partenaire de référence en cybersécurité, combinant expertise en audit conseil, sécurité opérationnelle et formation pour accompagner les…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Certiliencecertilience.frHQ: Limonest, FranceReported employees: 11-50 | Limonest, France | 11-50 | Exact match | 26 contacts → |
“Certilience, Votre sécurité informatique, notre priorité!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Five Ninesfive9s.frHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 25 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Holiseumholiseum.com HQ: Puteaux, FranceReported employees: 11-50 | Puteaux, France | 11-50 | Exact match | 24 contacts → |
“Holiseum offers a holistic approach of cybersecurity by: • providing services across the whole cybersecurity service value chain: from governance, audits, solutions, remediation…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 24 of 415 company matches
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IT security monitoring services: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
412 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 415 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for IT security monitoring services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many IT security monitoring services did RevenueBase find based in France?
The saved snapshot records 415 matching company records, 6,269 tracked contacts and 1,930 verified emails. The public preview displays 24 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
IT security monitoring services by geography
- IT security monitoring services based in Curitiba, Brazil
- IT security monitoring services based in Rio De Janeiro, Brazil
- IT security monitoring services based in Sao Paulo, Brazil
- IT security monitoring services based in Calgary, Canada
- IT security monitoring services based in Mississauga, Canada
- IT security monitoring services based in Montreal, Canada
- IT security monitoring services based in Ottawa, Canada
- IT security monitoring services based in Toronto, Canada
- IT security monitoring services based in Ahmedabad, India
- IT security monitoring services based in Bangalore, India
- IT security monitoring services based in Chennai, India
- IT security monitoring services based in Hyderabad, India
Cite this list
RevenueBase Data Team. Top 24 IT security monitoring services based in France. Snapshot: September 21, 2026. https://revenuebase.ai/companies/it-security-monitoring-services/france.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
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- Lists by location
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- IT security monitoring services based in Curitiba, Brazil
- IT security monitoring services based in Rio De Janeiro, Brazil
- IT security monitoring services based in Sao Paulo, Brazil
- IT security monitoring services based in Calgary, Canada
- IT security monitoring services based in Mississauga, Canada
- IT security monitoring services based in Montreal, Canada
Company intelligence · public preview
Top 24 IT security monitoring services based in France
RevenueBase records 415 matching company records for IT security monitoring services based in France, with 6,269 tracked contacts and 1,930 verified work emails.
This public preview shows 24 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 24 IT security monitoring services based in France
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Onet Sécuritéonet.fr HQ: Marseille, FranceReported employees: 10001+ | Marseille, France | 10001+ | Exact match | 1,007 contacts → |
“La proposition de valeur d'Onet dans la sécurité se fonde sur - son expertise sécurité et sa capacité à analyser les besoins et risques propres à ses clients- sa parfaite maîtrise…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | I-Tracingi-tracing.com HQ: Courbevoie, FranceReported employees: 1,001-5,000 | Courbevoie, France | 1,001-5,000 | Exact match | 639 contacts → |
“I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | own.securityown.security HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 506 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Neverhackneverhack.com HQ: Paris, FranceReported employees: 1,001-5,000 | Paris, France | 1,001-5,000 | Exact match | 382 contacts → |
“NEVERHACK is a French group specialized in cybersecurity for over 40 years.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Gatewatchergatewatcher.com HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 138 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Sotel Groupesotel.fr HQ: L'union, FranceReported employees: 201-500 | L'union, France | 201-500 | Exact match | 121 contacts → |
“Créé, il y a 40 ans par les principaux établissements financiers de la région Midi-Pyrénées, nous sommes initialement spécialisé dans la télésurveillance bancaire.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | XMCOxmco.fr HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 111 contacts → |
“Our services : Penetration tests and Security Audits, Gap Analysis and PCI DSS Certification, CERT-XMCO (vulnerability watch, Cyber Survellance/Threat Intelligence, Forensics).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | CS In Cybersecuritycs-soprasteria.com HQ: Le Plessis-robinson, FranceReported employees: 51-200 | Le Plessis-robinson, France | 51-200 | Exact match | 75 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Excelium Services & Solutions DE Sécuritéexcelium.fr HQ: Orvault, FranceReported employees: 51-200 | Orvault, France | 51-200 | Exact match | 52 contacts → |
“EXCELIUM est une entreprise française de sécurité intégrant l'ensemble de la chaîne de la sécurité pour proposer à ses Clients une Offre GLOBALE & MODULABLE de Sécurité -…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Sysdreamsysdream.com HQ: Levallois-perret, FranceReported employees: 51-200 | Levallois-perret, France | 51-200 | Exact match | 52 contacts → |
“À propos de SYSDREAM : Fondée il y a plus de 20 ans, Sysdream, filiale Cybersécurité du Groupe Hub One, propose aux comptes publics et privés une offre globale de solutions…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | ISO Securiteiso-securite.fr HQ: Orvault, FranceReported employees: 11-50 | Orvault, France | 11-50 | Exact match | 50 contacts → |
“Découvrez notre nouveau site internet : iso-securite.fr Signes distinctifs - Qualité des équipes - Expertise technique, législative et normative - Certifications & agréments aux…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Redopusredopus.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 47 contacts → |
“Créé en 2017, REDOPUS est spécialisée en sécurité, réseaux des systèmes d'informations.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Dcit Conseildcitconseil.com HQ: Sene, FranceReported employees: Not recorded | Sene, France | Not recorded | Exact match | 47 contacts → |
“DCIT Conseil, société de services de consultation spécialisée dans la cybersécurité et les technologies de l'information.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | digital.securityeviden.com HQ: Bezons, FranceReported employees: 201-500 | Bezons, France | 201-500 | Exact match | 44 contacts → |
“Founded in 2015 by a group of IT security experts with the support of the Econocom Group, digital.security (~ 230 experts) aims to offer companies and government organisations…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Volfeusecuritevolfeu.fr HQ: Romans-sur-isère, FranceReported employees: 51-200 | Romans-sur-isère, France | 51-200 | Exact match | 42 contacts → |
“Intégrateur de systèmes de sécurité, nous proposons des installations d'alarme intrusion, alarme incendie, vidéo-protection et contrôle d'accès.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Kytl Securitykytl.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 35 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | ACG Cybersecurityacgcybersecurity.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 33 contacts → |
“ACG Cybersecurity est un cabinet d’Audit, de Conseil et de Gouvernance spécialisé en matière de Cybersécurité.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Randorisecrandorisec.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 32 contacts → |
“Cybersecurity company founded by security experts providing the following services: Security audits, Vulnerability research, SecOps, SecArch and Trainings” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Pixecuritypixecurity.com HQ: Maisons-laffitte, FranceReported employees: 11-50 | Maisons-laffitte, France | 11-50 | Exact match | 30 contacts → |
“Pixecurity est un fournisseur de solutions de sureté intelligentes : Vidéosurveillance, analyse d'image, contrôle d'accès, réseaux/stockage des données, hypervision.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | ACE Serviceattineos.com HQ: Rouen, FranceReported employees: 11-50 | Rouen, France | 11-50 | Exact match | 30 contacts → |
“Fondée en 2001, ACE Service concentre son activité sur son savoir-faire : la sécurité des systèmes d'information.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sec-Itsec-it.fr HQ: Levallois-perret, FranceReported employees: 11-50 | Levallois-perret, France | 11-50 | Exact match | 27 contacts → |
“SEC-IT, filiale du groupe MCA, est le partenaire de référence en cybersécurité, combinant expertise en audit conseil, sécurité opérationnelle et formation pour accompagner les…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Certiliencecertilience.fr HQ: Limonest, FranceReported employees: 11-50 | Limonest, France | 11-50 | Exact match | 26 contacts → |
“Certilience, Votre sécurité informatique, notre priorité!” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Five Ninesfive9s.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 25 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Holiseumholiseum.com HQ: Puteaux, FranceReported employees: 11-50 | Puteaux, France | 11-50 | Exact match | 24 contacts → |
“Holiseum offers a holistic approach of cybersecurity by: • providing services across the whole cybersecurity service value chain: from governance, audits, solutions, remediation…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 24 of 415 company matches
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IT security monitoring services: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
412 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 415 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for IT security monitoring services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many IT security monitoring services did RevenueBase find based in France?
The saved snapshot records 415 matching company records, 6,269 tracked contacts and 1,930 verified emails. The public preview displays 24 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
IT security monitoring services by geography
- IT security monitoring services based in Curitiba, Brazil
- IT security monitoring services based in Rio De Janeiro, Brazil
- IT security monitoring services based in Sao Paulo, Brazil
- IT security monitoring services based in Calgary, Canada
- IT security monitoring services based in Mississauga, Canada
- IT security monitoring services based in Montreal, Canada
- IT security monitoring services based in Ottawa, Canada
- IT security monitoring services based in Toronto, Canada
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Cite this list
RevenueBase Data Team. Top 24 IT security monitoring services based in France. Snapshot: September 21, 2026. https://revenuebase.ai/companies/it-security-monitoring-services/france.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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