Company lists · Data refreshed September 2026

Top 12 Financial process outsourcing companies based in France

RevenueBase identified 90 financial process outsourcing companies headquartered in France as of September 2026 and tracks 312 professional contacts across them, including 55 with verified work emails and 9 with mobile numbers. Paris is the largest hub.

This list covers financial process 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, how directly it supports the match, and when it was last checked. Data refreshed September 2, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 Match evidence on every row Refreshed Sep 2, 2026 86% judged on-target in blind review
90Companies
312Contacts tracked
55Verified emails
9Mobile numbers
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The 12 largest financial process outsourcing companies based in France

Ranked by team size
Top 12 of 90 financial process outsourcing companies based in France, ranked by team size, largest first. Data refreshed Sep 2, 2026. Evidence rates how directly each company's own description names financial process outsourcing companies: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
Winside FinancePartial evidence
Nantes, France11-5019

“Winside Finance est un cabinet de services financiers opérationnels, spécialisé en Direction Financière à Temps Partagé, Transaction, Consolidation et Digitalisation de la…”

Source: company website · checked Sep 2, 2026
2
FAASPartial evidence
Courbevoie, France1-1016

“Depuis 2019, FaaS est spécialisée dans l'externalisation de la direction financière.”

Source: company website · checked Sep 2, 2026
3
Directeur ParticulierPartial evidence
Paris, France11-5013

“Dirigeants de TPE-PME ou d'entreprises en développement, quel que soit votre secteur d'activité, vous avez besoin d’accompagnement en gestion financière, de trésorerie, de budget…”

Source: company website · checked Sep 2, 2026
4
NumeiraIndirect evidence
Paris, France1-109

“Finance-As-A-Service”

Source: company website · checked Sep 2, 2026
5
Groupéo ConsolidationPartial evidence
Rennes, France1-106

“Une solution qualitative d'externalisation de votre consolidation, tout en conservant l'appropriation et la maîtrise de votre communication financière.”

Source: company website · checked Sep 2, 2026
6
ENSFIndirect evidence
France1-103

“ENSF is specialised in supporting the company's directors in piloting their enterprise with permanent control over the business.”

Source: company website · checked Sep 2, 2026
7
Inexis ManagementPartial evidence
Golfe Juan, France1-101

“INEXIS MANAGEMENT est née du constat d’une offre de Direction Financière inadaptée aux PME innovantes.”

Source: company website · checked Sep 2, 2026
8
GCM ConseilPartial evidence
Arcueil, France1-101

“Découvrez GCM Conseil, cabinet d'expertise comptable et de conseil qui accompagne les dirigeants dans la gestion financière de leur société.”

Source: company website · checked Sep 2, 2026
9
LitenbedriftPartial evidence
Paris, France1-101

“Gestion administrative et financière externalisée”

Source: company website · checked Sep 2, 2026
10
Start With USPartial evidence
Le Bouscat, France1-101

“Direction Financière Externalisée Part-Time CFO- Developpement Implantation aux USA Gestion Financière-Conseil en organisation”

Source: company website · checked Sep 2, 2026
11
FINNIndirect evidence
Marseille, France1-101

“On accompagne les TPE/PME à structurer les sujets liés à la finance; tout ce qui tourne autour de la gestion et des chiffres.”

Source: company website · checked Sep 2, 2026
12
Fitted ServiceIndirect evidence
Paris, France1-101

“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: company website · checked Sep 2, 2026

Showing 12 of 90 financial process outsourcing companies based in France

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Financial process outsourcing companies based in France at a glance

As of Sep 2, 2026
1-10Median size (employees)
ParisLargest hub · 26 HQs
9Contacts with mobile numbers
Sep 2, 2026Data refreshed

Companies by employee count

1-10
82
11-50
7
51-200
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 financial process outsourcing companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in France whose own description of what they do matches “financial process outsourcing companies”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among financial process 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 an evidence 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, 55 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 2, 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.

Financial process outsourcing companies by metro

  • Financial process outsourcing companies in Paris26

Frequently asked

How many financial process outsourcing companies are there based in France?

RevenueBase identified 90 financial process 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?

Winside Finance, headquartered in Nantes, tops this list with the largest team on record.

Which city has the most financial process outsourcing companies?

Paris leads with 26 headquartered companies, followed by Lyon (3) and Nantes (3).

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 55 verified decision-maker contacts tracked across these 90 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 2, 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 SmartSearch, 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.