Company lists · Data refreshed September 2026
Top 25 Employee relations outsourcing companies based in France
RevenueBase identified 1,296 employee relations outsourcing companies headquartered in France as of September 2026 and tracks 15,259 professional contacts across them, including 3,153 with verified work emails. Paris is the largest hub.
This list covers employee relations 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 28, 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 25 largest employee relations outsourcing companies based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 887 contacts → | ||||
Partial evidence “Adecco Outsourcing propose aux entreprises des solutions d’externalisation dédiées à l’Accueil en entreprise, à l’Evènementiel, au Marketing terrain et aux activités de production…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 496 contacts → | ||||
Indirect evidence “Gestion externalisée de la paie et des RH Cegedim Business Services est un acteur incontournable du marché des solutions et des services paie/RH.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 490 contacts → | ||||
Partial evidence “ITG is the leading company for employer of record services.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 215 contacts → | ||||
Indirect evidence “Pentabell just celebrated 20 years of excellence in recruitment and international payroll services.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 174 contacts → | ||||
Indirect evidence “Temps partagé & Management de transition Conseil en ressources humaines et en management Une équipe d'experts au service des entreprises Les équipes du Groupe Finaxim…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 146 contacts → | ||||
Indirect evidence “For the past 30 years, the consulting firm Arthur Hunt has been supporting companies from all sectors in all of their HR challenges.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 136 contacts → | ||||
Indirect evidence “Le groupe Paie & RH Solutions est le partenaire des entreprises proposant une nouvelle vision de leur écosystème RH au travers d’un ensemble de services, de logiciels et de…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 109 contacts → | ||||
Indirect evidence “Actance Avocats dédiés au Droit Social : actance est né d’une vision commune : le droit du travail trouve sa place parmi les préoccupations essentielles de l’entreprise et permet…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 105 contacts → | ||||
Indirect evidence “JOURS DE PRINTEMPS est une entreprise implantée en Rhône-Alpes et dédiée à l’externalisation de services pour les entreprises.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 84 contacts → | ||||
Indirect evidence “Depuis plus de 18 ans, le Groupe Mare Nostrum est un acteur global de la gestion des ressources humaines spécialisé dans le travail temporaire, le recrutement, la formation ainsi…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 83 contacts → | ||||
Indirect evidence “Cabinet de conseil RH basés à Lille, Paris, Lyon, Nantes depuis 31 ans, notre objectif est d’accompagner les femmes et les hommes à réussir leur Entreprise.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 75 contacts → | ||||
Indirect evidence “Cabinet Conseil en Ressources Humaines https://linktr.ee/analyseaction 30 ans d’expérience au service de l'Entreprise et de ses salariés.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 74 contacts → | ||||
Indirect evidence “YourBO is a company specializing in outsourced management Back-Office since 2012.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 72 contacts → | ||||
Indirect evidence “3H18 est leader en France dans l'externalisation des fonctions d'assistants et de managers en temps partagé et transition.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 70 contacts → | ||||
Partial evidence “DROIT DU TRAVAIL & RELATIONS SOCIALES Notre équipe d'avocats est spécialisée en droit du travail et en relations sociales et conseille l’entreprise et ses dirigeants.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 59 contacts → | ||||
Indirect evidence “Depuis 2014, CLEF JOB développe des méthodes et des actions innovantes capables de s’adapter à toutes les entreprises, sur tous les territoires - pour simplifier la gestion de vos…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 58 contacts → | ||||
Indirect evidence “RESSOURCES HUMAINES ET OUTPLACEMENT RÉUSSIS.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 55 contacts → | ||||
Indirect evidence “AdeRHis, est une société de services spécialisée dans la conception, la mise en œuvre et l’exploitation du Système d’Information Ressources Humaines.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 52 contacts → | ||||
Indirect evidence “La Ressource Humaine - Cabinet RH dédié aux TPE-PME.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 49 contacts → | ||||
Indirect evidence “La Gestion sereine de votre Business Des experts à votre disposition et à votre écoute Notre expertise : Paie / Social / Administratif / Financier Conseil, Audit, Externalisation…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 45 contacts → | ||||
Indirect evidence “Expert RH est un cabinet de gestion de la Paie et gestion en Ressources Humaines situé en à Amiens en Picardie.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 44 contacts → | ||||
Indirect evidence “BK HR est une société de conseil spécialisée dans les domaines des Ressources Humaines (RH) et des Systèmes d’Information des Ressources Humaines (SIRH).” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 44 contacts → | ||||
Partial evidence “Distriplus is a major player in B2B outsourcing.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 43 contacts → | ||||
Indirect evidence “Notre société est spécialisée dans le Conseil aux entreprises, aux collectivités et aux particuliers dans de nombreux domaines : La Comptabilité Il s'agit de notre coeur de…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 42 contacts → | ||||
Indirect evidence “Créée en la société Externa, prestataire paie, accompagne les entreprises privées et les collectivités publiques dans la gestion des paies et du social.” Source: RevenueBase Database · checked Sep 28, 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: employee relations outsourcing companies. 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 employee relations outsourcing companies.
- Partial evidence
- Its own public description names part of employee relations outsourcing companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name employee relations outsourcing companies. 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 25 of 1,296 employee relations outsourcing companies based in France
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Employee relations outsourcing companies based in France at a glance
As of Sep 28, 2026Companies by employee count
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 1,296 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 employee relations 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 “employee relations 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 employee relations 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 employee relations 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, 3,153 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 28, 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.
Employee relations outsourcing companies by metro
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 employee relations 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 employee relations outsourcing companies are there based in France?
RevenueBase identified 1,296 employee relations 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?
Adecco Outsourcing, headquartered in Paris, tops this list with the largest team on record.
Which city has the most employee relations outsourcing companies?
Paris leads with 216 headquartered companies, followed by Lyon (49) and Toulouse (25).
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 3,153 verified decision-maker contacts tracked across these 1,296 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 28, 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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