Company lists · Data refreshed September 2026
Top 25 Accounting outsourcing companies based in France
RevenueBase identified 402 accounting outsourcing companies headquartered in France as of September 2026 and tracks 2,995 professional contacts across them, including 996 with verified work emails. Paris is the largest hub.
This list covers accounting outsourcing 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 14, 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.
The 25 largest accounting outsourcing companies based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 179 contacts → | ||||
Indirect evidence “Ad Astra by In Extenso est le cabinet de conseil et d'expertise-comptable dédié aux grands comptes du groupe In Extenso.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 2 | 142 contacts → | ||||
Indirect evidence “Nous proposons en externalisation toutes les compétences nécessaires à la gestion administrative et à l'administration des entreprises dans les conditions optimales de performance.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 3 | 135 contacts → | ||||
Indirect evidence “Sygnatures est un groupe d'expertise comptable et d'audit de 200 salariés implantés sur 8 sites en Occitanie.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 4 | 116 contacts → | ||||
Indirect evidence “Société indépendante d'expertise comptable et de services collaboratifs au coeur de l'innovation et de la relation humaine composée de 11 agences réparties sur les communes…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 5 | 84 contacts → | ||||
Indirect evidence “Créé en 2006, CPE SOLUTIONS propose aux cabinets d’expertise comptable une gamme de services personnalisés d’externalisation de saisie comptable pour soutenir leur activité.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 6 | 74 contacts → | ||||
Indirect evidence “YourBO is a company specializing in outsourced management Back-Office since 2012.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 7 | 63 contacts → | ||||
Partial evidence “ATRIOM specializes in consolidation, IFRS, evaluation, audit, accounting, tax and advisory services.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 8 | 62 contacts → | ||||
Indirect evidence “SECOB Hauts-de-France Comptabilité Tenue et révision de la comptabilité, Elaboration des comptes annuels et des situations intermédiaires.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 9 | 56 contacts → | ||||
Indirect evidence “Le Cabinet Saadi est un cabinet d'expertise comptable et de commissariat aux comptes proposant notamment des services de gestion comptable, de conseil, d'audit, d'externalisation…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 10 | 53 contacts → | ||||
Indirect evidence “Lumane propose des services de comptabilité personnalisés et de qualité à chaque chef d'entreprise, tous secteurs d'activités confondus.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 11 | 52 contacts → | ||||
Indirect evidence “ICS : Bien plus qu’un Expert-Comptable Fondé en 1977, ICS est un cabinet d'expertise comptable reconnu pour son sérieux, son professionnalisme et son engagement à fournir des…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 12 | 42 contacts → | ||||
Indirect evidence “Experts Comptables, nous sommes là pour répondre aux besoins de nos clients : sécurité, gain de temps, externalisation, conseils, réactivité.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 13 | 36 contacts → | ||||
Indirect evidence “Cabinet créé en 2014; 2 associés; 2 collaborateurs en 2015, 14 en 2020, 30 en 2023.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 14 | 32 contacts → | ||||
Indirect evidence “Vous cherchez un comptable à l'écoute, rigoureux et digitalement agile?” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 15 | 27 contacts → | ||||
Indirect evidence “Nous sommes à votre écoute pour analyser vos besoins, vous proposer une organisation comptable rationnelle pour un coût raisonnable et maitrisé, et faire en sorte que le passage…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 16 | 26 contacts → | ||||
Partial evidence “We Doo Accounting - Votre partenaire comptable nouvelle génération Notre mission?” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 17 | 23 contacts → | ||||
Indirect evidence “ABICE Expertise Comptable est né il y a plus de 20 ans.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 18 | 23 contacts → | ||||
Indirect evidence “Notre cabinet est voué au conseil et aux services des entreprises quelque soit leur domaine, leur taille et leurs attentes.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 19 | 23 contacts → | ||||
Indirect evidence “Votre expert-comptable plus proche de vous grâce à une solution en ligne simple et économique.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 20 | 22 contacts → | ||||
Indirect evidence “Missions d'expertise comptable- tenue de comptabilité - révision des comptes et établissement des comptes annuels - suivi fiscal - établissement de tableaux de bords et d'outils…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 21 | 22 contacts → | ||||
Indirect evidence “La SEREGEC a été fondée en 1975, par trois jeunes experts comptables issus de la Fiduciaire de France (devenue depuis KPMG), à partir d’un cabinet dont la création remontait à…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 22 | 21 contacts → | ||||
Indirect evidence “Le cabinet SOGEST vous accompagne avec une solution mesurée : la tenue de votre comptabilité, vos déclarations fiscales en cours d’année, vos comptes annuels et imprimés fiscaux…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 23 | 20 contacts → | ||||
Indirect evidence “Hopetimiz est un cabinet d'externalisation spécialisé en comptabilité.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 24 | 18 contacts → | ||||
Indirect evidence “Consciente de l’exigence et de la réactivité que demande un pôle social au sein d’un cabinet, l’équipe de SOFT SOCIAL PARTNERS propose des services d’externalisation de la…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 25 | 18 contacts → | ||||
Partial evidence “EXTEND PARIS is an accounting company based out of 13 RUE WASHINGTON, PARIS, France.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: accounting outsourcing companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names accounting outsourcing companies.
- Partial evidence
- Its own public description names part of accounting outsourcing companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounting outsourcing companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 402 accounting outsourcing companies based in France
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Accounting outsourcing companies based in France at a glance
As of Sep 14, 2026Companies by employee count
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 402 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 accounting outsourcing 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 “accounting outsourcing 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 accounting outsourcing 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 accounting outsourcing 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, 996 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 14, 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.
Accounting outsourcing companies 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 accounting outsourcing 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 accounting outsourcing companies are there based in France?
RevenueBase identified 402 accounting outsourcing 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?
AD Astra By In Extenso, headquartered in Paris, tops this list with the largest team on record.
Which city has the most accounting outsourcing companies?
Paris leads with 86 headquartered companies, followed by Lyon (13) and Montpellier (6).
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 996 verified decision-maker contacts tracked across these 402 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 14, 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.
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