Company lists · Data refreshed September 2026

Top 21 Data audit consultants based in France

RevenueBase identified 47 data audit consultants headquartered in France as of September 2026 and tracks 328 professional contacts across them, including 150 with verified work emails. Paris is the largest hub.

This list covers data audit 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 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
47Companies
328Contacts tracked
150Verified emails
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The 21 largest data audit consultants based in France

Ranked by team size
Top 21 of 47 data audit consultants 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 data audit 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
1Partial evidenceParis, FranceHQ checked Sep 28, 2026201-500117 contacts →

Partial evidence

“Talenz Audit accompagne les acteurs économiques, entreprises et organisations, dans leurs relations économiques, dans l’analyse de la fiabilité de leurs données financières, et…”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceParis, FranceHQ checked Sep 28, 202651-20039 contacts →

Partial evidence

“Nous sommes une entreprise pure player de la data qui compte plus de 130 experts.”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceBourg-la-reine, FranceHQ checked Sep 28, 202611-5024 contacts →

Partial evidence

“Prestations * Conseil Base de données * Formation diagnostic DQM * Audit conformité CNIL * Qualité des données * Hébergement Bdd * Datamining Qualité de données * RNVP *…”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceParis, FranceHQ checked Sep 28, 202651-20021 contacts →

Partial evidence

“Layer Data is a pure player in Data Governance & Compliance, Data Quality, Master Data Management and Virtualisation Consulting.”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceParis, FranceHQ checked Sep 28, 202611-5016 contacts →

Partial evidence

“Tale of Data, the no-code data integration platform built for everyone.”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceParis, FranceHQ checked Sep 28, 20261-109 contacts →

Partial evidence

“Fondée sur une expertise en sécurité des systèmes d’informations, SecuriTrust offre aux entreprises et aux administrations des prestations d’audits et de conseils avancés ainsi…”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceLille, FranceHQ checked Sep 28, 20261-107 contacts →

Indirect evidence

“Ne laissez pas la mauvaise qualité des données nuire à votre entreprise.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceValence, FranceHQ checked Sep 28, 20261-106 contacts →

Indirect evidence

“Auditeo est engagée auprès de toutes les organisations en tant que tiers de confiance.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceSuresnes, FranceHQ checked Sep 28, 20261-105 contacts →

Partial evidence

“The data quality solution created by users, for users!”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceParis, FranceHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“LNA, founded in January 2006 by its current Director Laurent Nadjar, is an auditing and consulting company which primarily offers independent auditing, due diligence and…”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceToulouse, FranceHQ checked Sep 28, 20261-104 contacts →

Partial evidence

“2014.2024, Grâce à vous, Donneo fête ses 10 ans d'activité, comme cabinet d'audit, et de Conseil et Organisme de formation Qualiopi.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceParis, FranceHQ checked Sep 28, 20261-103 contacts →

Indirect evidence

“Datacy est une société de conseil qui vous assiste et vous accompagne dans votre recherche de conformité aux lois et règlements liés à la protection des données à caractère…”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceKembs, FranceHQ checked Sep 28, 20261-103 contacts →

Partial evidence

“Notre cabinet vous propose notre savoir faire dans l’audit légal.”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceClermont-Ferrand, FranceHQ checked Sep 28, 202611-502 contacts →

Partial evidence

“Bienvenue chez CoAudit Group, votre partenaire de confiance pour une gestion audacieuse et efficace de l'audit, du contrôle et de la conformité.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceIssy-les-moulineaux, FranceHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Datalian aide les entreprises à lier la gestion et l'utilisation des données avec les vrais enjeux business des entreprises.”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceQuincy-sous-sénart, FranceHQ checked Sep 28, 20261-102 contacts →

Partial evidence

“NeyKe est spécialisée dans la gouvernance de données (Data IA) d’entreprises de divers secteurs, tels que la finance, l’énergie, l’environnement et la santé.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceGrenoble, FranceHQ checked Sep 28, 20261-102 contacts →

Partial evidence

“AlterIA : Collecter, Qualifier, Présenter la Data Récupérer les données de plusieurs sources : AlterIA les regroupe, les collecte, les nettoie, les rend homogènes Qualifier les…”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceMarseille, FranceHQ checked Sep 28, 20261-102 contacts →

Partial evidence

“La pluralité de compétences de notre équipe assure un respect total des normes et règles professionnelles dans le cadre de nos missions d'audit légal et contractuel, tout en…”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceNeuilly Sur Seine, FranceHQ checked Sep 28, 20261-101 contacts →

Partial evidence

“HS Data est une entreprise créée en 2014 pour accompagner les banques ou sociétés d'assurance sur ce sujet délicat.”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceCotignac, FranceHQ checked Sep 28, 20261-101 contacts →

Partial evidence

“Exacto Data Consulting is owned and run by Angel Martinez who has over 16 years experience in data management and people management within a global fintech company.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceDole, FranceHQ checked Sep 28, 20261-101 contacts →

Indirect evidence

“Welcome to Octoguard Consulting.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 21 of 47 data audit consultants based in France

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Data audit consultants based in France at a glance

As of Sep 28, 2026
45.7%Verified-email coverage
7.0Average contacts per company
1-10Median size (employees)
29.8%Largest-city concentration · Paris
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
37
11-50
6
51-200
3
201-500
1

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 47 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 data audit 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 “data audit 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 data audit 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 data audit 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, 150 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.

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 audit 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 data audit consultants are there based in France?

RevenueBase identified 47 data audit 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?

Talenz Audit, headquartered in Paris, tops this list with the largest team on record.

Which city has the most data audit consultants?

Paris leads with 14 headquartered companies, followed by Grenoble (2) and Suresnes (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 150 verified decision-maker contacts tracked across these 47 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.