Company lists · Data refreshed September 2026

Top 25 Data privacy consulting firms based in France

RevenueBase identified 265 data privacy consulting firms headquartered in France as of September 2026 and tracks 1,183 professional contacts across them, including 379 with verified work emails and 44 with mobile numbers. Paris is the largest hub.

This list covers data privacy consulting 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 1, 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 RevenueBase Smart Search rating on every row Refreshed Sep 1, 2026 86% judged on-target in blind review
265Companies
1,183Contacts tracked
379Verified emails
44Mobile numbers
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The 25 largest data privacy consulting firms based in France

Ranked by team size
Top 25 of 265 data privacy consulting firms based in France, ranked by team size, largest first. Data refreshed Sep 1, 2026. RevenueBase Smart Search rates how each company's information relates to data privacy consulting 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
1Indirect evidenceFrance201-500139 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 1, 2026
2Indirect evidenceFrance11-5043 contacts →

Indirect evidence

“Netsystem est une société de conseil en stratégie des systèmes d’information et transformation digitale.”

Source: RevenueBase Database · checked Sep 1, 2026
3Indirect evidenceAngers, France11-5038 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 1, 2026
4Indirect evidenceStrasbourg, France11-5035 contacts →

Indirect evidence

“Notre raison d'être: Être votre partenaire pour la sécurisation, la valorisation, l’optimisation de votre patrimoine informationnel de données à caractère personnel.”

Source: RevenueBase Database · checked Sep 1, 2026
5Partial evidenceCastelnau-Le-Lez, France11-5032 contacts →

Partial evidence

“Cabinet de conseil en data et Intelligence Artificielle, spécialisé dans la formation, l’analyse, l’exploitation et la valorisation des données depuis plus de 10 ans.”

Source: RevenueBase Database · checked Sep 1, 2026
6Partial evidenceFrance51-20032 contacts →

Partial evidence

“At 2B Advice, we are the trusted partner in integrated risk management, helping businesses navigate data protection, compliance, and risk with confidence.”

Source: RevenueBase Database · checked Sep 1, 2026
7Indirect evidenceParis, France11-5031 contacts →

Indirect evidence

“Temesis est une société spécialisée dans le conseil, l'audit et la formation sur l'accessibilité, l'éco-conception et le respect du RGPD des services en ligne.”

Source: RevenueBase Database · checked Sep 1, 2026
8Indirect evidenceParis, France51-20025 contacts →

Indirect evidence

“Who are we?”

Source: RevenueBase Database · checked Sep 1, 2026
9Partial evidenceParis, France51-20021 contacts →

Partial evidence

“MAO Conseil est un cabinet de conseil en stratégie data spécialiste dans la data intelligence.”

Source: RevenueBase Database · checked Sep 1, 2026
10Indirect evidenceParis, France11-5018 contacts →

Indirect evidence

“Actinuance est un cabinet de conseil indépendant, fondé en 2013, qui accompagne les grands comptes et ETI sur des enjeux de transformation cyber, de maîtrise des risques et de…”

Source: RevenueBase Database · checked Sep 1, 2026
11Indirect evidenceSaint Ismier, France11-5015 contacts →

Indirect evidence

“Nous sommes un cabinet de conseil en informatique situé à St Ismier à proximité de Grenoble.”

Source: RevenueBase Database · checked Sep 1, 2026
12Partial evidenceMelun, France11-5013 contacts →

Partial evidence

“VADEMI, an independent consulting firm specialized in cyber security, supports companies in their digital transformation by ensuring the security of their information systems.”

Source: RevenueBase Database · checked Sep 1, 2026
13Partial evidenceTourcoing, France11-5012 contacts →

Partial evidence

“A forerunner in the regulatory field of personal data protection, Lexagone is one of France's leading consultancies.”

Source: RevenueBase Database · checked Sep 1, 2026
14Indirect evidenceCharleville-Mezieres, France1-1010 contacts →

Indirect evidence

“APSecurity, une entreprise spécialisée en cybersécurité implantée dans les Ardennes, propose son expertise et un accompagnement dédié pour sécuriser les données numériques de…”

Source: RevenueBase Database · checked Sep 1, 2026
15Indirect evidenceMarseille, France11-508 contacts →

Indirect evidence

“DPOption est une société spécialisée dans le conseil et l’accompagnement autour de la Protection des données à caractère personnel et de la conformité des systèmes d’Intelligence…”

Source: RevenueBase Database · checked Sep 1, 2026
16Strong evidenceCourbevoie Cedex, France51-2008 contacts →

Strong evidence

“Mexon Technology is a specialist in the field of Data Protection & Privacy.”

Source: RevenueBase Database · checked Sep 1, 2026
17Strong evidenceBordeaux, France11-507 contacts →

Strong evidence

“SFBX® is a privacy company, with an ethical view of personal data.”

Source: RevenueBase Database · checked Sep 1, 2026
18Indirect evidenceParis, France1-107 contacts →

Indirect evidence

“Néa est un cabinet de conseil en Cybersécurité & Protection des données (RGPD) qui a pour objectif que chaque collaborateur puisse s'épanouir professionnellement dans les…”

Source: RevenueBase Database · checked Sep 1, 2026
19Partial evidenceParis, France1-107 contacts →

Partial evidence

“Phianiss, expert en data management, est un cabinet de conseil en gestion et organisation des données de gouvernance.”

Source: RevenueBase Database · checked Sep 1, 2026
20Partial evidenceParis, France11-505 contacts →

Partial evidence

“Retency has developed a unique technology that provides an RGPD-approved alternative to user consent- Retency delivers the only SAAS software able to privately associate separate…”

Source: RevenueBase Database · checked Sep 1, 2026
21Indirect evidenceMontpellier, France1-105 contacts →

Indirect evidence

“At Trustem, we help organizations turn compliance into a driver of trust and long-term sustainability.”

Source: RevenueBase Database · checked Sep 1, 2026
22Indirect evidenceParis, France11-504 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 1, 2026
23Indirect evidenceParis, France11-504 contacts →

Indirect evidence

“Never in history has technological progress rushed as in the last 10 years.”

Source: RevenueBase Database · checked Sep 1, 2026
24Partial evidenceParis, France11-504 contacts →

Partial evidence

“Datexon est un cabinet de conseil spécialisé en Data, notamment dans la gestion, l'analyse et l'optimisation des données pour le compte de nos clients.”

Source: RevenueBase Database · checked Sep 1, 2026
25Indirect evidenceParis, France11-503 contacts →

Indirect evidence

“Notre cabinet est spécialisé dans la mise en conformité au RGPD des entreprises TPE PME ETI GE.”

Source: RevenueBase Database · checked Sep 1, 2026

Showing 25 of 265 data privacy consulting firms based in France

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Data privacy consulting firms based in France at a glance

As of Sep 1, 2026
32.0%Verified-email coverage
3.7%Mobile-number coverage
4.5Average contacts per company
1-10Median size (employees)
32.8%Largest-city concentration · Paris
Sep 1, 2026Page data refreshed

Companies by employee count

1-10
223
11-50
30
51-200
8
201-500
1
501-1,000
1

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 data privacy consulting 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 “data privacy consulting 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 data privacy consulting 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 data privacy consulting 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, 379 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 1, 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.

Data privacy consulting 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 data privacy consulting 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 data privacy consulting firms are there based in France?

RevenueBase identified 265 data privacy consulting 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?

ADNOV, headquartered in France, tops this list with the largest team on record.

Which city has the most data privacy consulting firms?

Paris leads with 87 headquartered companies, followed by Lyon (10) and Toulouse (7).

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 379 verified decision-maker contacts tracked across these 265 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 1, 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.