Company lists · Data refreshed September 2026

Top 17 IT audit companies based in France

RevenueBase identified 57 IT audit companies headquartered in France as of September 2026 and tracks 311 professional contacts across them, including 131 with verified work emails. Paris is the largest hub.

This list covers IT audit companies 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 20, 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 20, 2026 86% judged on-target in blind review
57Companies
311Contacts tracked
131Verified emails
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The 17 largest IT audit companies based in France

Ranked by team size
Top 17 of 57 IT audit companies based in France, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to IT audit companies: 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 evidenceStrasbourg, FranceHQ checked Sep 20, 202651-20081 contacts →

Indirect evidence

“HARA Consulting est un groupe spécialisé dans la transformation numérique des entreprises par la mise en place d'outils IA, data et tech.+ 1⃣ 0⃣ 0⃣ Collaborateurs - Experts…”

Source: RevenueBase Database · checked Sep 20, 2026
2Partial evidenceParis, FranceHQ checked Sep 20, 202611-5033 contacts →

Partial evidence

“ACG Cybersecurity est un cabinet d’Audit, de Conseil et de Gouvernance spécialisé en matière de Cybersécurité.”

Source: RevenueBase Database · checked Sep 20, 2026
3Partial evidenceWambrechies, FranceHQ checked Sep 20, 202611-5027 contacts →

Partial evidence

“Nos offres de service - Audit et Conseils informatiques (gouvernance, sécurité & infrastructure)- Pilotage et Gestion de Système d'informations (DSI à temps partagé.)-…”

Source: RevenueBase Database · checked Sep 20, 2026
4Partial evidenceSaint-remy-les-chevreuse, FranceHQ checked Sep 20, 202611-5020 contacts →

Partial evidence

“De l’audit jusqu’à l’intégration, notre expertise dans les technologies de l’informatique nous permet de fournir les produits et solutions dont votre entreprise a besoin pour se…”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceSaint-priest, FranceHQ checked Sep 20, 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 20, 2026
6Partial evidenceNeuilly-sur-seine, FranceHQ checked Sep 20, 202611-5010 contacts →

Partial evidence

“Depuis plus de 20 ans, Groupe Audit est synonyme de qualité, de précision et d'intégrité en audit.”

Source: RevenueBase Database · checked Sep 20, 2026
7Partial evidenceParis, FranceHQ checked Sep 20, 20261-106 contacts →

Partial evidence

“Créé en 2002, Stelau Conseil est un cabinet d'audit et de conseil spécialisé dans la sécurité des systèmes d'information.”

Source: RevenueBase Database · checked Sep 20, 2026
8Partial evidenceKembs, FranceHQ checked Sep 20, 20261-103 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceParis, FranceHQ checked Sep 20, 202611-502 contacts →

Indirect evidence

“BMB ConsultX is a cybersecurity consulting firm.”

Source: RevenueBase Database · checked Sep 20, 2026
10Partial evidenceMarseille, FranceHQ checked Sep 20, 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 20, 2026
11Partial evidenceMontigny Le Bretonneux, FranceHQ checked Sep 20, 20261-102 contacts →

Partial evidence

“ALIAS NETWORK TECHNOLOGIES est une Entreprise de Services du Numérique (ESN) spécialisée dans l'audit, le conseil et l'infogérance des systèmes informatiques.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceFontenay-sous-bois, FranceHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Infosophie is an information technology and services company based out of Fontenay Sous Bois, Île-de-france, France.”

Source: RevenueBase Database · checked Sep 20, 2026
13Partial evidenceSt-étienne, FranceHQ checked Sep 20, 20261-101 contacts →

Partial evidence

“We offer various tailored security audits for companies of any size.”

Source: RevenueBase Database · checked Sep 20, 2026
14Partial evidenceParis, FranceHQ checked Sep 20, 20261-101 contacts →

Partial evidence

“BPA AUDIT est la société de commissariat aux comptes du groupe BPA EXPERTS.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceParis, FranceHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“AUDINTEX is an accounting company based out of 1 RUE ANTOINE ARNAULD, PARIS, France.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceParis, FranceHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Société de conseil spécialisé dans les projets liés à la sécurité du système d'information Spécialisée dans les domaines de la sécurité et des réseaux informatiques.”

Source: RevenueBase Database · checked Sep 20, 2026
17Partial evidenceToulouse, FranceHQ checked Sep 20, 20261-101 contacts →

Partial evidence

“Fondée en 2021, Xpereos Consulting offre aux entreprises des prestations d’audit et de conseil avancées ainsi que des prestations d’intégrations de solutions, autour de la…”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 17 of 57 IT audit companies based in France

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IT audit companies based in France at a glance

As of Sep 20, 2026
42.1%Verified-email coverage
5.5Average contacts per company
1-10Median size (employees)
36.8%Largest-city concentration · Paris
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
47
11-50
9
51-200
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 57 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 IT audit companies, 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 “IT audit companies”. 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 IT audit companies), 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 IT audit companies, 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, 131 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 20, 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 IT audit companies, 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 IT audit companies are there based in France?

RevenueBase identified 57 IT audit companies 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?

Hara Consulting, headquartered in Strasbourg, tops this list with the largest team on record.

Which city has the most IT audit companies?

Paris leads with 21 headquartered companies, followed by Colmar (2) and Strasbourg (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 131 verified decision-maker contacts tracked across these 57 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 20, 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.