Company lists · Data refreshed September 2026

Top 25 Data processing outsourcing companies based in France

RevenueBase identified 72 data processing outsourcing companies headquartered in France as of September 2026 and tracks 4,689 professional contacts across them, including 397 with verified work emails. Paris is the largest hub.

This list covers data processing 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 21, 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 21, 2026 86% judged on-target in blind review
72Companies
4,689Contacts tracked
397Verified emails
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The 25 largest data processing outsourcing companies based in France

Ranked by team size
Top 25 of 72 data processing outsourcing companies based in France, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to data processing outsourcing 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 evidenceGrenoble, FranceHQ checked Sep 21, 202610001+2,932 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceParis, FranceHQ checked Sep 21, 20261,001-5,000737 contacts →

Indirect evidence

“Acteur historique de l’externalisation de la Relation Client, du Back-Office (BPO) et des Services Numériques & Informatiques, implanté en France et dans l’Océan Indien, à…”

Source: RevenueBase Database · checked Sep 21, 2026
3Partial evidencePuteaux, FranceHQ checked Sep 21, 2026201-500311 contacts →

Partial evidence

“As a world pioneer in Data Economy, Altares mission is to enhance the value of its customers' Data capital by transforming their information assets into operational economic…”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceAix-en-provence, FranceHQ checked Sep 21, 20261,001-5,000198 contacts →

Indirect evidence

“Acteur indépendant et audacieux de l'externalisation, OCEANCALL réinvente de nouvelles solutions souples, agiles et innovantes, pour vous accompagner dans la prise en charge de…”

Source: RevenueBase Database · checked Sep 21, 2026
5Indirect evidenceSaint-malo, FranceHQ checked Sep 21, 2026501-1,00082 contacts →

Indirect evidence

“EDIIS propose un ensemble de services d'externalisation des process métiers autour du document et de la relation client.”

Source: RevenueBase Database · checked Sep 21, 2026
6Partial evidenceLyon, FranceHQ checked Sep 21, 202651-20041 contacts →

Partial evidence

“Lizeo extracts value from the data in your business ecosystem to create a direct impact!”

Source: RevenueBase Database · checked Sep 21, 2026
7Strong evidenceParis, FranceHQ checked Sep 21, 2026201-50024 contacts →

Strong evidence

Data Reply is the Reply group company offering a broad range of analytics and data processing services.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceParis, FranceHQ checked Sep 21, 202651-20023 contacts →

Indirect evidence

“Créée en 2010, Ucase Consulting est une ESN à taille humaine en plein essor, spécialisée dans le pilotage de la performance.”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceParis, FranceHQ checked Sep 21, 20261-1021 contacts →

Indirect evidence

“QUI SOMMES-NOUS?”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceThonon-les-bains, FranceHQ checked Sep 21, 202611-5019 contacts →

Partial evidence

“After your team, data are the most precious resource of your company.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceLa Talaudière, FranceHQ checked Sep 21, 202611-5016 contacts →

Indirect evidence

“Prorexem vous accompagne dans la gestion des données de votre entreprise, le cœur même de son activité, son bien le plus précieux.”

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceParis, FranceHQ checked Sep 21, 202611-5013 contacts →

Partial evidence

“Janvier 2025 : Data, leader français de la donnée valorisée, annonce l’acquisition de SmartData for Lead (SDFL), acteur majeur du traitement et de la qualification des données…”

Source: RevenueBase Database · checked Sep 21, 2026
13Partial evidenceParis, FranceHQ checked Sep 21, 202611-5013 contacts →

Partial evidence

“Stop collecting data.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceCroissy-beaubourg, FranceHQ checked Sep 21, 202611-508 contacts →

Indirect evidence

“Neatem has been managing IT for SMBs, mid-caps and public organizations since 2012, from Croissy-Beaubourg (Marne-la-Vallée), east of Paris.”

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceParis, FranceHQ checked Sep 21, 20261-108 contacts →

Partial evidence

“From data collection to expert systems using machine learning, we provide our clients with a wide range of services enabling to leverage marketing data to produce value to the…”

Source: RevenueBase Database · checked Sep 21, 2026
16Strong evidenceGrenoble, FranceHQ checked Sep 21, 20261-108 contacts →

Strong evidence

“CRIF INFORMATIQUE located in GRENOBLE is a company specialized in computer consulting and realization, training, assistance and data processing.”

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceCroissy-sur-seine, FranceHQ checked Sep 21, 202651-2006 contacts →

Partial evidence

“WebSaisie propose des solutions de BPO (Business Process Outsourcing)| Externalisation des processus métiers (back-office, middle office, ADV, gestion administrative.).”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceTours, FranceHQ checked Sep 21, 20261-104 contacts →

Partial evidence

“Surviving Data est une société de portage à valeur ajoutée.”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceThiais, FranceHQ checked Sep 21, 20261-104 contacts →

Indirect evidence

“NAYU ANALYTICS is an information technology and services company based out of 79 AV RENE PANHARD, Thiais, Îledefrance, France.”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceLevallois-perret, FranceHQ checked Sep 21, 202611-504 contacts →

Indirect evidence

“OMEGA CONNECT a été créée dans le prolongement d'OMEGA WEB pour réunir toutes les expertises de nos équipes tournées vers l'externalisation de la relation clients et du traitement…”

Source: RevenueBase Database · checked Sep 21, 2026
21Partial evidenceLa Celle-saint-cloud, FranceHQ checked Sep 21, 20261-103 contacts →

Partial evidence

“KoKen provides following services- outsourcing Business / Financial Control - Automate your Reporting - Increase your teams productivity by training them on last Microsoft…”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceAuch, FranceHQ checked Sep 21, 20261-102 contacts →

Indirect evidence

“Spécialiste de l’externalisation de la gestion de la paie et de l’administration du personnel pour les entreprises ainsi que de la prestation de services bureautiques (saisie de…”

Source: RevenueBase Database · checked Sep 21, 2026
23Partial evidenceNeuilly Sur Seine, FranceHQ checked Sep 21, 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 21, 2026
24Indirect evidenceParis, FranceHQ checked Sep 21, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
25Partial evidenceCotignac, FranceHQ checked Sep 21, 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 21, 2026

Showing 25 of 72 data processing outsourcing companies based in France

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Data processing outsourcing companies based in France at a glance

As of Sep 21, 2026
8.5%Verified-email coverage
65.1Average contacts per company
1-10Median size (employees)
25.0%Largest-city concentration · Paris
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
37
11-50
18
51-200
8
201-500
5
501-1,000
1
1,001-5,000
2
10001+
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 72 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 processing 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 “data processing 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 data processing 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 data processing 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, 397 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 21, 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 processing 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 data processing outsourcing companies are there based in France?

RevenueBase identified 72 data processing 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?

TESSI, headquartered in Grenoble, tops this list with the largest team on record.

Which city has the most data processing outsourcing companies?

Paris leads with 18 headquartered companies, followed by Lyon (3) and Grenoble (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 397 verified decision-maker contacts tracked across these 72 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 21, 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.