Company lists · Data refreshed September 2026

Top 25 Cyber liability law firms based in France

RevenueBase identified 160 cyber liability law firms headquartered in France as of September 2026 and tracks 2,989 professional contacts across them, including 1,096 with verified work emails. Paris is the largest hub.

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

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

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
160Companies
2,989Contacts tracked
1,096Verified emails
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The 25 largest cyber liability law firms based in France

Ranked by team size
Top 25 of 160 cyber liability law firms based in France, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to cyber liability law firms: 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
1Partial evidenceCourbevoie, FranceHQ checked Sep 28, 20261,001-5,000639 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 28, 2026
2Indirect evidenceParis, FranceHQ checked Sep 28, 202651-200506 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceParis, FranceHQ checked Sep 28, 20261,001-5,000382 contacts →

Indirect evidence

“NEVERHACK is a French group specialized in cybersecurity for over 40 years.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceVenelles, FranceHQ checked Sep 28, 2026201-500139 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceParis, FranceHQ checked Sep 28, 2026201-500117 contacts →

Indirect evidence

“EvaBssi is an international consulting firm specialized in cybersecurity and IS performance.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceToulon, FranceHQ checked Sep 28, 202651-200105 contacts →

Indirect evidence

“At Egerie, we believe cybersecurity shouldn't be a constraint, it should be a true driver of sustainable performance.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceSaint-quentin-en-yvelines, FranceHQ checked Sep 28, 202651-20088 contacts →

Indirect evidence

“Sekera Services est un cabinet de conseil homologué par la DGSSI comme prestataire d’audit de sécurité SI (PASSI) répondant aux exigences en termes de démarche et qualifications…”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceLe Plessis-robinson, FranceHQ checked Sep 28, 202651-20075 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceParis, FranceHQ checked Sep 28, 202611-5055 contacts →

Indirect evidence

“Avocats consacrés aux risques de l’entreprise.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceSene, FranceHQ checked Sep 28, 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 28, 2026
11Indirect evidenceParis, FranceHQ checked Sep 28, 202611-5037 contacts →

Indirect evidence

“Qui sommes-nous?”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceRezé, FranceHQ checked Sep 28, 202611-5037 contacts →

Indirect evidence

“Digitemis est expert dans le conseil en cybersécurité et protection des données personnelles.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceParis, FranceHQ checked Sep 28, 202611-5035 contacts →

Indirect evidence

“KYTL | Spécialiste de la protection des données et des environnements critiques; Fondée par des experts en cybersécurité cumulant plus de 15 ans d’expérience, KYTL accompagne les…”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceLyon, FranceHQ checked Sep 28, 202611-5033 contacts →

Indirect evidence

“Notre positionnement Fondé en 2018, EXCUBE, cabinet-conseil spécialisé en Cybersécurité, délivre ses prestations en s’appuyant sur la connaissance du métier de ses clients…”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceParis, FranceHQ checked Sep 28, 202611-5030 contacts →

Indirect evidence

“Cabinet de conseil indépendant à taille humaine, nous aidons nos clients à maitriser leurs risques numériques sur les domaines : • Cybersécurité : prévenir, détecter et remédier…”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceParis, FranceHQ checked Sep 28, 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 28, 2026
17Indirect evidenceParis, FranceHQ checked Sep 28, 202611-5025 contacts →

Indirect evidence

“Créé en janvier 2017, Cyberdian est un cabinet de conseil en cybersécurité spécialisé dans l'accompagnement, l'analyse des risques, la stratégie et la mise en œuvre des moyens…”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidencePuteaux, FranceHQ checked Sep 28, 202611-5024 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceParis La Defense, FranceHQ checked Sep 28, 2026201-50022 contacts →

Indirect evidence

“MANIKA, l'engagement par nature.”

Source: RevenueBase Database · checked Sep 28, 2026
20Indirect evidenceParis, FranceHQ checked Sep 28, 202611-5021 contacts →

Indirect evidence

“Conseil en Cybersécurité : Stratégie, Gouvernance, Conformité, Audit et Gestion de crise”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceParis, FranceHQ checked Sep 28, 202651-20021 contacts →

Indirect 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 28, 2026
22Indirect evidenceLille, FranceHQ checked Sep 28, 202611-5014 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidencePuteaux, FranceHQ checked Sep 28, 202611-5013 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceParis, FranceHQ checked Sep 28, 202611-5012 contacts →

Partial evidence

“Thanks to our 30 years' experience in IT law, we offer the best possible advice to ensure the success of our customers' IT projects.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceCourbevoie, FranceHQ checked Sep 28, 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 28, 2026

Showing 25 of 160 cyber liability law firms based in France

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Cyber liability law firms based in France at a glance

As of Sep 28, 2026
36.7%Verified-email coverage
18.7Average contacts per company
1-10Median size (employees)
42.5%Largest-city concentration · Paris
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
109
11-50
38
51-200
8
201-500
3
1,001-5,000
2

Email recency for this list is measured worldwide rather than for France, so it is reported there. Company counts and contact totals on this page are exact for France, over 160 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 cyber liability law firms, 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 “cyber liability law firms”. 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 cyber liability law firms), 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 cyber liability law firms, 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, 1,096 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Cyber liability law firms 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 cyber liability law firms, 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 cyber liability law firms are there based in France?

RevenueBase identified 160 cyber liability law firms 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?

I-Tracing, headquartered in Courbevoie, tops this list with the largest team on record.

Which city has the most cyber liability law firms?

Paris leads with 68 headquartered companies, followed by Marseille (8) and Lyon (4).

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 1,096 verified decision-maker contacts tracked across these 160 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

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