Company lists · Data refreshed September 2026

Top 25 Vendor breach management consultants based in France

RevenueBase identified 82 vendor breach management consultants headquartered in France as of September 2026 and tracks 591 professional contacts across them, including 139 with verified work emails. Paris is the largest hub.

This list covers vendor breach management consultants headquartered in France, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
82Companies
591Contacts tracked
139Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest vendor breach management consultants based in France

Ranked by team size
Top 25 of 82 vendor breach management consultants based in France, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to vendor breach management consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSene, FranceHQ checked Sep 29, 2026n/a47 contacts →

Indirect evidence

“DCIT Conseil, société de services de consultation spécialisée dans la cybersécurité et les technologies de l'information.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceRennes, FranceHQ checked Sep 29, 202611-5040 contacts →

Indirect evidence

“ORNISEC est un cabinet d’expertise à la pointe de la cybersécurité, qualifié PASSI RGS, PACS et PASSI LPM par l'ANSSI.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceParis, FranceHQ checked Sep 29, 202611-5037 contacts →

Indirect evidence

“Qui sommes-nous?”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceParis, FranceHQ checked Sep 29, 202611-5025 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidencePuteaux, FranceHQ checked Sep 29, 202611-5024 contacts →

Indirect evidence

“Cabinet de conseil indépendant en cybersécurité, gestion des risques et résilience opérationnelle.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceParis, FranceHQ checked Sep 29, 202651-20021 contacts →

Partial evidence

“As the main independent provider of cybersecurity and risk management consulting and technical expertise, Harmonie Technologie partners with key accounts (mainly from CAC40 and…”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceSaint-priest, FranceHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

“Fondée en 2010, Polaris Secure Technologies est une société de conseil spécialisée dans la sécurité des systèmes d’information.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceLille, FranceHQ checked Sep 29, 202611-5014 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceCourbevoie, FranceHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

“L’accélération de la digitalisation a entraîné une collecte massive de données personnelles, incitant l’Europe à structurer un cadre réglementaire.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidencePalaiseau, FranceHQ checked Sep 29, 20261-108 contacts →

Indirect evidence

“Société de conseil en Sécurité de l'Information, ORASYS accompagne ses clients pour - Formaliser et piloter leurs plans d'action de sécurité- Estimer et évaluer leurs risques…”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceParis, FranceHQ checked Sep 29, 202611-507 contacts →

Indirect evidence

“BlackBart est un cabinet de conseil en cybersécurité accompagnant les organisations publiques et privées dans la sécurisation de leurs environnements numériques et la maîtrise de…”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceNeuilly-sur-seine, FranceHQ checked Sep 29, 202611-506 contacts →

Indirect evidence

“Pure-player du conseil en cybersécurité, gestion des risques IT et infrastructures, notre force se résume par la flexibilité et l’autonomie de notre structure au sein d’un groupe…”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidencePuteaux, FranceHQ checked Sep 29, 20261-106 contacts →

Indirect evidence

“GEN & SIS, a consulting company dedicated to Cybersecurity, supports you in securing your information system through its services”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceParis, FranceHQ checked Sep 29, 202611-505 contacts →

Indirect evidence

“CnC Expertise est un cabinet d’expertise en assurance spécialisé dans les réponses à incident cyber et l'expertise des sinistres liés aux technologies de l’information.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceParis, FranceHQ checked Sep 29, 202611-504 contacts →

Indirect evidence

“Fondé et opérationnel depuis septembre 2023, PSSWRD est un cabinet de conseil pure-player en cybersécurité, réunissant des femmes et des hommes engagés autour de valeurs fortes …”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceParis, FranceHQ checked Sep 29, 20261-104 contacts →

Indirect evidence

“WELAN est une société de conseil en cybersécurité qui accompagne les entreprises de toutes tailles désireuses de se protéger contre les menaces numériques croissantes.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceParis, FranceHQ checked Sep 29, 20261-104 contacts →

Partial evidence

“CySAFE Consulting est un cabinet de conseil spécialisé en cybersécurité et management des risques qui accompagne les grandes, comme les petites entreprises, ainsi que les…”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceParis, FranceHQ checked Sep 29, 20261-103 contacts →

Indirect evidence

“MA Cyber vous accompagne dans la sécurisation de votre système d'information.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceParis, FranceHQ checked Sep 29, 20261-103 contacts →

Indirect evidence

“Fondé en 2017, CAEIRUS est un cabinet d'expertise spécialisé en cybersécurité qui accompagne les entreprises à répondre aux problématiques sécurité au sein de leur système…”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceSotteville-lès-rouen, FranceHQ checked Sep 29, 20261-103 contacts →

Indirect evidence

“Torii Security est cabinet d'expertise spécialisée en Sécurité des Systèmes d'Information.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceParis, FranceHQ checked Sep 29, 20261-103 contacts →

Indirect evidence

“Control your risks towards cyber threats”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceParis, FranceHQ checked Sep 29, 202611-502 contacts →

Indirect evidence

“BMB ConsultX is a cybersecurity consulting firm.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceAntony, FranceHQ checked Sep 29, 20261-102 contacts →

Indirect evidence

“Bureau d'étude technique spécialisé dans le domaine de la sûreté.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceLyon, FranceHQ checked Sep 29, 20261-102 contacts →

Indirect evidence

“Société de Conseil en Sécurité et Système d'Information Spécialiste dans l'accompagnement des entreprises dans la gestion de leur Système d'information depuis 2019, SCSSI…”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceParis, FranceHQ checked Sep 29, 20261-102 contacts →

Indirect evidence

“PYGMALION-IT est un cabinet de conseil en cybersécurité.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 82 vendor breach management consultants based in France

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 139 reachable decision-makers.

Free signup · no credit card

View the full list →

Vendor breach management consultants based in France at a glance

As of Sep 29, 2026
23.5%Verified-email coverage
7.2Average contacts per company
1-10Median size (employees)
39.0%Largest-city concentration · Paris
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
61
11-50
18
51-200
3

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 82 companies.

How this list was built

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

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in France whose own description of what they do matches “vendor breach management consultants”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names vendor breach management consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among vendor breach management consultants, and records with no verified work email. Companies headquartered outside France are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 139 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Vendor breach management consultants by metro

Frequently asked

What is RevenueBase Smart Search?

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

How many vendor breach management consultants are there based in France?

RevenueBase identified 82 vendor breach management consultants headquartered in France as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Dcit Conseil, headquartered in Sene, tops this list with the largest team on record.

Which city has the most vendor breach management consultants?

Paris leads with 32 headquartered companies, followed by Lyon (5) and Neuilly-Sur-Seine (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 139 verified decision-maker contacts tracked across these 82 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.

Ready to reach these companies? Verified emails and direct dials for all 82 vendor breach management consultants based in France. Start with a free account, no credit card.

Download this list →

Related lists

About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.