Company lists · Data refreshed September 2026

Top 25 Outsourcing customer service companies based in France

RevenueBase identified 127 company matches for outsourcing customer service companies associated with France as of September 2026 and tracks 10,107 professional contacts across them, including 1,184 with verified work emails. Paris is the largest hub.

This list covers company matches for outsourcing customer service companies 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 21, 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 21, 2026 How this list was built
127Companies
10,107Contacts tracked
1,184Verified emails
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The 25 largest outsourcing customer service companies based in France

Ranked by team size
Top 25 of 127 company matches for outsourcing customer service companies based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchParis, FranceHQ recorded Sep 21, 20265,001-10,0003,545 contacts →

Exact match

“For 40 years, Armatis, European expert in customer relationship and process outsourcing, has been transforming brands' ambitions into tangible and measurable results.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchGennevilliers Cedex, FranceHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
3Exact matchParis, FranceHQ recorded Sep 21, 20261,001-5,000395 contacts →

Exact match

“Tersea est le premier opérateur de centre de contact qui propose une solution originale et innovante et qui met tout son savoir faire à disposition de ses clients.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchParis, FranceHQ recorded Sep 21, 20261,001-5,000328 contacts →

Exact match

“At Onepilot, we’re redefining Customer Support Outsourcing by blending cutting-edge AI, seamless tech integrations, and real human expertise.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchClichy, FranceHQ recorded Sep 21, 2026201-500306 contacts →

Exact match

“Teletech supports you in initiating or nurturing the relationship with your prospects / users / customers.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchParis, FranceHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
7Exact matchAbbeville, FranceHQ recorded Sep 21, 2026501-1,000168 contacts →

Exact match

“Faire de la relation client un levier majeur de valorisation de votre marque.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchLyon, FranceHQ recorded Sep 21, 202651-200109 contacts →

Exact match

“Synolia est une société de conseil et de services spécialisée dans la mise en place de dispositifs sur-mesure plaçant le client au cœur de l’entreprise.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchParis, FranceHQ recorded Sep 21, 202651-20045 contacts →

Exact match

“Créée en 2014, nous comptons aujourd’hui plus de 120 clients en France et en Europe.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchMérignac, FranceHQ recorded Sep 21, 202651-20042 contacts →

Exact match

“Citizen Call accompagne les entreprises de service dans leur développement commercial, l’amélioration de leur expérience client et la connaissance de leurs marchés.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchParis, FranceHQ recorded Sep 21, 202651-20042 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchDardilly, FranceHQ recorded Sep 21, 2026201-50034 contacts →

Exact match

“Qui sommes-nous?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchMarseille, FranceHQ recorded Sep 21, 202651-20032 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchSaint-herblain, FranceHQ recorded Sep 21, 202611-5028 contacts →

Exact match

“Conversens, le lien entre VOS clients et VOUS!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchVerneuil Sur Seine, FranceHQ recorded Sep 21, 202611-5023 contacts →

Exact match

“Euralog propose une gamme étendue de services externalisés pour les grandes entreprises - Accueil et fonctions support - Routage & colisage - Transport, Logistiques, Déménagements…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchGennevilliers, FranceHQ recorded Sep 21, 2026n/a18 contacts →

Exact match

“Konecta est un acteur leader du Customer Management BPO présent dans 24 pays à travers 4 continents et fort de plus de 130 collaborateurs passionnés.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchAvignon, FranceHQ recorded Sep 21, 202611-5016 contacts →

Exact match

“Notre mission ContactMedia est un centre de relation client omnicanale qui aide les entreprises à : • mieux gérer leurs contacts entrants, • développer leur activité commerciale…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchParis, FranceHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
19Exact matchBretteville Sur Odon, FranceHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
20Exact matchToulouse, FranceHQ recorded Sep 21, 202611-5013 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchSelles Saint Denis, FranceHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
22Exact matchParis, FranceHQ recorded Sep 21, 20261-1011 contacts →

Exact match

“We’ve created a new category between helpdesks and BPOs to provide flexible, bespoke customer care services powered by AI.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchSt Quentin, FranceHQ recorded Sep 21, 202611-5010 contacts →

Exact match

“Centre d'appels et de relation client, nous sommes spécialisés dans la prise de RDV BtoB, campagnes d'appels, accueil téléphonique externalisé pour les entreprises, service client…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchLe Mans, FranceHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
25Exact matchCrozant, FranceHQ recorded Sep 21, 202611-508 contacts →

Exact match

“La Ligne Verte - Votre relation clients sur mesure Expert dans la gestion de la relation client, de standard téléphonique, de campagnes d’appels sortants de qualité, de mailings…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 127 outsourcing customer service companies based in France

See the full list, filter by size, metro and specialty, and access 1,184 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outsourcing customer service companies based in France at a glance

As of Sep 21, 2026
11.7%Verified-email coverage
79.6Average contacts per company
11-50Median size (employees)
20.5%Largest-city concentration · Paris
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
49
11-50
37
51-200
19
201-500
5
501-1,000
8
1,001-5,000
4
5,001-10,000
1
10001+
4

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 127 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 “outsourcing customer service companies” 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 1,184 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 21, 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 “outsourcing customer service companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourcing customer service companies are there based in France?

RevenueBase identified 127 company matches for outsourcing customer service companies 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?

Armatis tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most outsourcing customer service companies?

Paris leads with 26 company records, followed by Le Mans (3) and Marseille (3).

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 1,184 professional contacts with verified work emails tracked across these 127 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 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 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.