Company lists · Data refreshed September 2026

Top 12 Offshore customer service providers based in France

RevenueBase identified 55 company matches for offshore customer service providers associated with France as of September 2026 and tracks 4,192 professional contacts across them, including 123 with verified work emails. Paris is the largest hub.

This list covers company matches for offshore customer service providers associated with France, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 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 RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
55Companies
4,192Contacts tracked
123Verified emails
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The 12 largest offshore customer service providers based in France

Ranked by team size
Top 12 of 55 company matches for offshore customer service providers based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchGennevilliers Cedex, FranceHQ recorded Sep 20, 202610001+978 contacts →

Exact match

“Expert de la relation client depuis 1996, b2s est le N°1 de l’externalisation de votre relation client en qualité délivrée.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchParis, FranceHQ recorded Sep 20, 2026501-1,000193 contacts →

Exact match

“Umanlink Group, est un centre de services international qui accompagne les entreprises de toutes tailles dans l’externalisation de leurs projets, en proposant des solutions CX et…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchMarseille, FranceHQ recorded Sep 20, 202651-20032 contacts →

Exact match

“Mars Marketing est un centre d’appels dédiés à la relation client.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchParis, FranceHQ recorded Sep 20, 202651-20016 contacts →

Exact match

“Wecall offers call center services in various sectors of activity- e-commerce customer service - medical telesecretarial services - incoming/outgoing calls & back office for the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchBretteville Sur Odon, FranceHQ recorded Sep 20, 20261-1013 contacts →

Exact match

“Depuis plus de 20 ans, TFM s'engage à développer le business de ses partenaires en travaillant sur plusieurs axes - Standard externalisé : Nous mettons à votre service nos…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchToulouse, FranceHQ recorded Sep 20, 202611-5013 contacts →

Exact match

“Vejes is an international operational and technical IT services company.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchSelles Saint Denis, FranceHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“Prestataire de services pour le compte de votre entreprise, Atouts CALL est une véritable force supplétive à votre dispositif actuel.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchLe Mans, FranceHQ recorded Sep 20, 202651-2009 contacts →

Exact match

“Créé en 2020, le groupe Callisto est un outsourceur spécialisé dans la gestion externalisée de la relation client, multiservice, bilingue (français et anglais) et multicanal…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchSaint-herblain, FranceHQ recorded Sep 20, 202651-2007 contacts →

Exact match

“It may be frustrating not to see the indescribable, not to be able to teleport its senses by telephone.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchTours, FranceHQ recorded Sep 20, 202611-507 contacts →

Exact match

“Believe Corporate, c’est : 🟩 Service consommateurs externalisé différent 🟦 Centre d’appels sortants personnalisés Avec pour toutes nos activités et pour nos clients une triple…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchNantes, FranceHQ recorded Sep 20, 20261-102 contacts →

Exact match

“Chez VOC-Call, nous sommes fiers d'être à la pointe de l'innovation dans le domaine des centres de support.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchLa Rochelle, FranceHQ recorded Sep 20, 20261-102 contacts →

Exact match

“Définissez, comparez et sélectionnez votre futur centre de contacts ou callcenter.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 12 of 55 offshore customer service providers based in France

See the full list, filter by size, metro and specialty, and access 123 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore customer service providers based in France at a glance

As of Sep 20, 2026
2.9%Verified-email coverage
76.2Average contacts per company
11-50Median size (employees)
23.6%Largest-city concentration · Paris
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
14
51-200
12
201-500
2
501-1,000
4
1,001-5,000
2
10001+
3

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 55 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

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
Company records associated with France whose business descriptions match “offshore customer service providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 123 professional contacts with verified work emails across the full matched dataset. 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.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “offshore customer service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore customer service providers are there based in France?

RevenueBase identified 55 company matches for offshore customer service providers associated with France as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

B2s Business Support Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most offshore customer service providers?

Paris leads with 13 company records, followed by Antibes (2) and Marseille (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 123 professional contacts with verified work emails tracked across these 55 companies; direct dials are available where recorded.

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 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.