Company lists · Data refreshed August 2026
Top 18 Accounting process outsourcing providers based in Paris, France
RevenueBase identified 55 accounting process outsourcing providers headquartered in Paris, France as of August 2026 and tracks 638 professional contacts across them, including 220 with verified work emails and 10 with mobile numbers. Paris is the largest hub.
This list covers accounting process outsourcing providers headquartered in Paris, 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 August 30, 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 18 largest accounting process outsourcing providers based in Paris, France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 181 contacts → | ||||
Indirect evidence “Ad Astra by In Extenso est le cabinet dédié à une clientèle grands comptes du groupe In Extenso.” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 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 Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 63 contacts → | ||||
Partial evidence “ATRIOM specializes in consolidation, IFRS, evaluation, audit, accounting, tax and advisory services.” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 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 Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 32 contacts → | ||||
Indirect evidence “Vous cherchez un comptable à l'écoute, rigoureux et digitalement agile?” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 17 contacts → | ||||
Partial evidence “Affirma is an accounting and audit firm that offers its customers a full range of accounting services from book-keeping and preparation of payroll sheets to statutory audit…” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 13 contacts → | ||||
Indirect evidence “Beecount est un cabinet d’expertise comptable et de conseil fondé par des passionnés de comptabilité et de finance.” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 11 contacts → | ||||
Indirect evidence “Notre promesse: le passage au tout digital pour votre comptabilité, avec des outils innovants et simples à prendre en main.” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 7 contacts → | ||||
Indirect evidence “Notre cabinet FIDEXIME est un cabinet d’expertise comptable, d’audit et de conseil implanté à Paris.” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 5 contacts → | ||||
Indirect evidence “FinPulse Conseil & Expertise propose une offre d’accompagnement des entreprises basée sur un business model agile.” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 4 contacts → | ||||
Indirect evidence “Fondé en 2023 par Steven THILLET et Florent TURNER, EON Advisory est un cabinet d'expertise comptable et d'audit situé au cœur de Paris, dans le prestigieux 7ème arrondissement.” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 3 contacts → | ||||
Indirect evidence “Direction financière externalisée et expertise comptable” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 3 contacts → | ||||
Indirect evidence “Besoin d'une expertise immédiate et sur mesure pour votre Direction Financière?” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 2 contacts → | ||||
Indirect evidence “Evolve est un cabinet d'expertise comptable qui allie innovation technologique et compétences humaines afin d'accompagner les entrepreneurs ambitieux.” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 2 contacts → | ||||
Indirect evidence “Cabinet d 'expertise compt@ble” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 2 contacts → | ||||
Indirect evidence “ZenCFO accompagne les PME avec une offre de Direction Financière Opérationnelle déléguée.” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 1 contacts → | ||||
Indirect evidence “Cabinet d’expertise comptable et de commissariat aux comptes situé à Paris spécialisé dans le conseil et l’accompagnement des TPE – PME à toutes les phases de la vie de…” Source: RevenueBase Database · checked Aug 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 1 contacts → | ||||
Indirect evidence “Fitted Service est un cabinet de DAF externalisé pensé pour les scale-ups B2C, D2C et chaînes retail multi-sites entre 1 et 6 M€ de CA.” Source: RevenueBase Database · checked Aug 30, 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 process outsourcing providers. 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 process outsourcing providers.
- Partial evidence
- Its own public description names part of accounting process outsourcing providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounting process outsourcing providers. 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 18 of 55 accounting process outsourcing providers based in Paris, France
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Accounting process outsourcing providers based in Paris, France at a glance
As of Aug 30, 2026Companies by employee count
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 process outsourcing providers, 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 Paris, France whose own description of what they do matches “accounting process outsourcing providers”. 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 process outsourcing providers), 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 process outsourcing providers, and records with no verified work email. Companies headquartered outside Paris 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, 220 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 August 30, 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 process outsourcing providers by metro in France
- Accounting process outsourcing providers in Paris55
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 process outsourcing providers, 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 process outsourcing providers are there based in Paris, France?
RevenueBase identified 55 accounting process outsourcing providers headquartered in Paris, France as of August 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 process outsourcing providers?
Paris leads with 55 headquartered companies, followed by Lyon (5) and Montpellier (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 220 verified decision-maker contacts tracked across these 55 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on August 30, 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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