Company lists · Data refreshed September 2026
Top 25 Ot security companies based in France
RevenueBase identified 67 company matches for ot security companies associated with France as of September 2026 and tracks 1,614 professional contacts across them, including 573 with verified work emails. Paris is the largest hub.
This list covers company matches for ot security companies 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 27, 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 25 largest ot security companies based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 27, 2026 · View company records in RevenueBase | |||||
| 2 | 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 27, 2026 · View company records in RevenueBase | |||||
| 3 | 48 contacts → | ||||
Exact match “Expertise in cybersecurity testing takes years to build but can be lost in seconds.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 4 | 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 27, 2026 · View company records in RevenueBase | |||||
| 5 | 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 27, 2026 · View company records in RevenueBase | |||||
| 6 | 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 27, 2026 · View company records in RevenueBase | |||||
| 7 | 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 27, 2026 · View company records in RevenueBase | |||||
| 8 | 23 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 9 | 20 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 · Sep 27, 2026 · View company records in RevenueBase | |||||
| 10 | 14 contacts → | ||||
Exact match “QUI NOUS SOMMES Allistic est un cabinet de conseil en cybersécurité spécialisé dans l'accompagnement des retailers, acteurs de la santé et industriels.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 11 | 13 contacts → | ||||
Exact match “Are we legion?” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 12 | 13 contacts → | ||||
Exact match “L'évolution constante des usages numériques et des actes malveillants en découlant ont engendré un besoin toujours plus important en matière de protection des systèmes…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 13 | 11 contacts → | ||||
Exact match “Cybershen permet de mettre en place et de piloter une cybersécurité globale et sans efforts.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 14 | 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 27, 2026 · View company records in RevenueBase | |||||
| 15 | 8 contacts → | ||||
Exact match “Dans un écosystème numérique en constante mutation, la résilience des entreprises repose sur une infrastructure agile et une cybersécurité sans faille.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 16 | 8 contacts → | ||||
Exact match “HEXADUS est un bureau d'études en automatisme, informatique industrielle et cybersécurité OT.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 17 | 6 contacts → | ||||
Exact match “CyberLead est une société de conseil spécialisée en cybersécurité IT et OT, offrant une gamme complète de services, allant du conseil stratégique à l’intégration de solutions de…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 18 | 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 27, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “Fortress Cybersecurity a vocation à couvrir l’ensemble des besoins en cybersécurité des entreprises qui disposent ou opèrent des installations industrielles.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “AKONIS est un pure-player français du conseil, de l’intégration et de l’ingénierie en cybersécurité.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 21 | 4 contacts → | ||||
Exact match “AKAOMA – Your Cybersecurity Partner Since 2002, AKAOMA has been supporting businesses, institutions, and organizations in facing ever-growing cyber threats.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 22 | 3 contacts → | ||||
Exact match “We detect vulnerabilities, identify the most important assets, prioritize the most serious breaches, decide what actions to take, mitigate and control compliances and protect…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 23 | 3 contacts → | ||||
Exact match “MA Cyber vous accompagne dans la sécurisation de votre système d'information.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “La cybersécurité est un enjeu majeur que chaque entreprise doit prendre au sérieux.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Experts en cybersécurité : Sécuriser vos systèmes d’information est notre mission première.” Recorded in the RevenueBase company graph · Sep 27, 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 “ot security 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 25 of 67 ot security companies based in France
See the full list, filter by size, metro and specialty, and access 573 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Ot security companies based in France at a glance
As of Sep 27, 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 67 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 “ot security 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 573 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 27, 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 “ot security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many ot security companies are there based in France?
RevenueBase identified 67 company matches for ot security companies 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?
I-Tracing tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most ot security companies?
Paris leads with 19 company records, followed by Lyon (3) and Caen (2).
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 573 professional contacts with verified work emails tracked across these 67 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 27, 2026.
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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.
More company lists
Company intelligence · public preview
Top 25 ot security companies 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 67 matching company records for ot security companies based in France, with 1,614 tracked contacts and 573 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 27, 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 25 ot security companies 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 |  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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Eshardeshard.comHQ: Pessac, FranceReported employees: 11-50 | Pessac, France | 11-50 | Exact match | 48 contacts → |
“Expertise in cybersecurity testing takes years to build but can be lost in seconds.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Kyron Solutions Informatiqueskyron.frHQ: Toulouse, FranceReported employees: 11-50 | Toulouse, France | 11-50 | Exact match | 23 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 |  Seclabseclab-security.comHQ: Pérols, FranceReported employees: 11-50 | Pérols, France | 11-50 | Exact match | 20 contacts → |
“As France's leading provider of cyber protection for critical systems, Seclab secures exchanges by simplifying interconnection architectures and eliminating the risks associated…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Allisticallistic.frHQ: Lille, FranceReported employees: 11-50 | Lille, France | 11-50 | Exact match | 14 contacts → |
“QUI NOUS SOMMES Allistic est un cabinet de conseil en cybersécurité spécialisé dans l'accompagnement des retailers, acteurs de la santé et industriels.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  DND Agencydndagency.frHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 13 contacts → |
“Are we legion?” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Iriguardiriguard.comHQ: Puteaux, FranceReported employees: 11-50 | Puteaux, France | 11-50 | Exact match | 13 contacts → |
“L'évolution constante des usages numériques et des actes malveillants en découlant ont engendré un besoin toujours plus important en matière de protection des systèmes…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Cybershencybershen.comHQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 11 contacts → |
“Cybershen permet de mettre en place et de piloter une cybersécurité globale et sans efforts.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Cyberticcybertic.frHQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 10 contacts → |
“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 description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  OPSKYopsky.ioHQ: Levallois-perret, FranceReported employees: 11-50 | Levallois-perret, France | 11-50 | Exact match | 8 contacts → |
“Dans un écosystème numérique en constante mutation, la résilience des entreprises repose sur une infrastructure agile et une cybersécurité sans faille.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Hexadushexadus.frHQ: Clermont-ferrand, FranceReported employees: 11-50 | Clermont-ferrand, France | 11-50 | Exact match | 8 contacts → |
“HEXADUS est un bureau d'études en automatisme, informatique industrielle et cybersécurité OT.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Cyberleadcyberlead.frHQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 6 contacts → |
“CyberLead est une société de conseil spécialisée en cybersécurité IT et OT, offrant une gamme complète de services, allant du conseil stratégique à l’intégration de solutions de…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  WELANwelan.frHQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 4 contacts → |
“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 description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Fortress Cybersecurityfortress-cybersecurity.frHQ: Issy-les-moulineaux, FranceReported employees: 1-10 | Issy-les-moulineaux, France | 1-10 | Exact match | 4 contacts → |
“Fortress Cybersecurity a vocation à couvrir l’ensemble des besoins en cybersécurité des entreprises qui disposent ou opèrent des installations industrielles.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Akonisakonis.frHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 4 contacts → |
“AKONIS est un pure-player français du conseil, de l’intégration et de l’ingénierie en cybersécurité.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Akaomaakaoma.comHQ: Jouy Sur Eure, FranceReported employees: 1-10 | Jouy Sur Eure, France | 1-10 | Exact match | 4 contacts → |
“AKAOMA – Your Cybersecurity Partner Since 2002, AKAOMA has been supporting businesses, institutions, and organizations in facing ever-growing cyber threats.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Cyberevivecyberevive.comHQ: Lille, FranceReported employees: 1-10 | Lille, France | 1-10 | Exact match | 3 contacts → |
“We detect vulnerabilities, identify the most important assets, prioritize the most serious breaches, decide what actions to take, mitigate and control compliances and protect…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  MA Cybermacyber.frHQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 3 contacts → |
“MA Cyber vous accompagne dans la sécurisation de votre système d'information.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Ferroxydeferroxyde.comHQ: Carhaix, FranceReported employees: 1-10 | Carhaix, France | 1-10 | Exact match | 2 contacts → |
“La cybersécurité est un enjeu majeur que chaque entreprise doit prendre au sérieux.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Lighteamlighteam.comHQ: Franconville, FranceReported employees: 1-10 | Franconville, France | 1-10 | Exact match | 1 contacts → |
“Experts en cybersécurité : Sécuriser vos systèmes d’information est notre mission première.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 67 company matches
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Ot security companies: dataset insights
September 27, 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
67 records in the displayed employee bands.
0 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 67 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 27, 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 ot security companies?
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 ot security companies did RevenueBase find based in France?
The saved snapshot records 67 matching company records, 1,614 tracked contacts and 573 verified emails. The public preview displays 25 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 27, 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
Ot security companies by geography
- Ot security companies based in Australia
- Ot security companies based in Belgium
- Ot security companies based in Brazil
- Ot security companies based in Canada
- Ot security companies based in Germany
- Ot security companies based in India
- Ot security companies based in Israel
- Ot security companies based in Italy
- Ot security companies based in Mexico
- Ot security companies based in the Netherlands
- Ot security companies based in Spain
- Ot security companies based in the United Arab Emirates
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 ot security companies based in France. Snapshot: September 27, 2026. https://revenuebase.ai/companies/ot-security-companies/france.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 ot security companies based in France
RevenueBase records 67 matching company records for ot security companies based in France, with 1,614 tracked contacts and 573 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 27, 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 25 ot security companies 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 | 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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | 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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Eshardeshard.com HQ: Pessac, FranceReported employees: 11-50 | Pessac, France | 11-50 | Exact match | 48 contacts → |
“Expertise in cybersecurity testing takes years to build but can be lost in seconds.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | 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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 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 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Kyron Solutions Informatiqueskyron.fr HQ: Toulouse, FranceReported employees: 11-50 | Toulouse, France | 11-50 | Exact match | 23 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Seclabseclab-security.com HQ: Pérols, FranceReported employees: 11-50 | Pérols, France | 11-50 | Exact match | 20 contacts → |
“As France's leading provider of cyber protection for critical systems, Seclab secures exchanges by simplifying interconnection architectures and eliminating the risks associated…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Allisticallistic.fr HQ: Lille, FranceReported employees: 11-50 | Lille, France | 11-50 | Exact match | 14 contacts → |
“QUI NOUS SOMMES Allistic est un cabinet de conseil en cybersécurité spécialisé dans l'accompagnement des retailers, acteurs de la santé et industriels.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | DND Agencydndagency.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 13 contacts → |
“Are we legion?” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Iriguardiriguard.com HQ: Puteaux, FranceReported employees: 11-50 | Puteaux, France | 11-50 | Exact match | 13 contacts → |
“L'évolution constante des usages numériques et des actes malveillants en découlant ont engendré un besoin toujours plus important en matière de protection des systèmes…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Cybershencybershen.com HQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 11 contacts → |
“Cybershen permet de mettre en place et de piloter une cybersécurité globale et sans efforts.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Cyberticcybertic.fr HQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 10 contacts → |
“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 description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | OPSKYopsky.io HQ: Levallois-perret, FranceReported employees: 11-50 | Levallois-perret, France | 11-50 | Exact match | 8 contacts → |
“Dans un écosystème numérique en constante mutation, la résilience des entreprises repose sur une infrastructure agile et une cybersécurité sans faille.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Hexadushexadus.fr HQ: Clermont-ferrand, FranceReported employees: 11-50 | Clermont-ferrand, France | 11-50 | Exact match | 8 contacts → |
“HEXADUS est un bureau d'études en automatisme, informatique industrielle et cybersécurité OT.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Cyberleadcyberlead.fr HQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 6 contacts → |
“CyberLead est une société de conseil spécialisée en cybersécurité IT et OT, offrant une gamme complète de services, allant du conseil stratégique à l’intégration de solutions de…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | WELANwelan.fr HQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 4 contacts → |
“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 description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Fortress Cybersecurityfortress-cybersecurity.fr HQ: Issy-les-moulineaux, FranceReported employees: 1-10 | Issy-les-moulineaux, France | 1-10 | Exact match | 4 contacts → |
“Fortress Cybersecurity a vocation à couvrir l’ensemble des besoins en cybersécurité des entreprises qui disposent ou opèrent des installations industrielles.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Akonisakonis.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 4 contacts → |
“AKONIS est un pure-player français du conseil, de l’intégration et de l’ingénierie en cybersécurité.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Akaomaakaoma.com HQ: Jouy Sur Eure, FranceReported employees: 1-10 | Jouy Sur Eure, France | 1-10 | Exact match | 4 contacts → |
“AKAOMA – Your Cybersecurity Partner Since 2002, AKAOMA has been supporting businesses, institutions, and organizations in facing ever-growing cyber threats.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Cyberevivecyberevive.com HQ: Lille, FranceReported employees: 1-10 | Lille, France | 1-10 | Exact match | 3 contacts → |
“We detect vulnerabilities, identify the most important assets, prioritize the most serious breaches, decide what actions to take, mitigate and control compliances and protect…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | MA Cybermacyber.fr HQ: Paris, FranceReported employees: 1-10 | Paris, France | 1-10 | Exact match | 3 contacts → |
“MA Cyber vous accompagne dans la sécurisation de votre système d'information.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Ferroxydeferroxyde.com HQ: Carhaix, FranceReported employees: 1-10 | Carhaix, France | 1-10 | Exact match | 2 contacts → |
“La cybersécurité est un enjeu majeur que chaque entreprise doit prendre au sérieux.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Lighteamlighteam.com HQ: Franconville, FranceReported employees: 1-10 | Franconville, France | 1-10 | Exact match | 1 contacts → |
“Experts en cybersécurité : Sécuriser vos systèmes d’information est notre mission première.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 67 company matches
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Ot security companies: dataset insights
September 27, 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
67 records in the displayed employee bands.
0 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 67 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 27, 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 ot security companies?
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 ot security companies did RevenueBase find based in France?
The saved snapshot records 67 matching company records, 1,614 tracked contacts and 573 verified emails. The public preview displays 25 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 27, 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
Ot security companies by geography
- Ot security companies based in Australia
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- Ot security companies based in Canada
- Ot security companies based in Germany
- Ot security companies based in India
- Ot security companies based in Israel
- Ot security companies based in Italy
- Ot security companies based in Mexico
- Ot security companies based in the Netherlands
- Ot security companies based in Spain
- Ot security companies based in the United Arab Emirates
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Cite this list
RevenueBase Data Team. Top 25 ot security companies based in France. Snapshot: September 27, 2026. https://revenuebase.ai/companies/ot-security-companies/france.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗