Company lists · Data refreshed September 2026
Top 25 HR outsourcing advisors based in France
RevenueBase identified 3,242 HR outsourcing advisors headquartered in France as of September 2026 and tracks 33,044 professional contacts across them, including 9,190 with verified work emails and 1,330 with mobile numbers. Paris is the largest hub.
This list covers HR outsourcing advisors 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 30, 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 HR outsourcing advisors based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,277 contacts → | ||||
Indirect evidence “Le Groupe Synergie, Leader Français en services RH, vous accompagne dans l'évolution de votre carrière professionnelle : recrutement CDD-CDI, intérim, formation et conseil RH.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 919 contacts → | ||||
Indirect evidence “Face aux enjeux du marché du travail, le groupe Randstad France se positionne comme un acteur majeur de l’emploi.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 543 contacts → | ||||
Indirect evidence “Leader français du SIRH en Cloud, fondée il y a 15 ans par Alain Crémer, Nibelis accompagne les entreprises de taille intermédiaire (de 50 à salariés) dans leur gestion de la Paie…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 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 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 490 contacts → | ||||
Indirect evidence “ITG is the leading company for employer of record services.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 468 contacts → | ||||
Indirect evidence “READY FOR NEXT - Depuis 50 ans.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 395 contacts → | ||||
Indirect evidence “Des solutions digitales innovantes, déployées par nos partenaires experts pour simplifier la gestion de la paie et des RH en entreprise.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 364 contacts → | ||||
Indirect evidence “ACT-ON GROUP is the leading player in #HumanTech.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 348 contacts → | ||||
Indirect evidence “Entreprises, nous vous donnons des clés pour rester compétitives et attirer de nouveaux talents (et les garder!) Pour voir le futur plus sereinement, nous sommes là pour …” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 339 contacts → | ||||
Indirect evidence “CATALYS Conseil est un cabinet de conseil en stratégie et management des ressources humaines.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 328 contacts → | ||||
Partial evidence “SQORUS is a consulting firm specializing in the transformation of HR, Finance and IT functions.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 283 contacts → | ||||
Indirect evidence “Althéa est un cabinet de conseil et d’expertise positionné sur le marché des grandes et moyennes entreprises, avec plus de 170 références en France et à l'international.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 272 contacts → | ||||
Indirect evidence “NOOUS est une agence de conseil spécialisée depuis 25 ans dans l'accompagnement stratégique et opérationnel du développement des compétences dans les organisations.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 258 contacts → | ||||
Indirect evidence “Depuis plus de 50 ans, le groupe INTERIM NATION est à vos côtés pour renforcer vos besoins en ressources humaines par des solutions adaptées à vos attentes et aboutir à vous…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 245 contacts → | ||||
Indirect evidence “The Alixio Group is a European leader in supporting companies through transformation and organisational change with high human impact.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 237 contacts → | ||||
Indirect evidence “MEOGROUP combine conseil, renfort opérationnel et développement des compétences pour accompagner les transformations de ses clients et renforcer durablement leur compétitivité.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 233 contacts → | ||||
Indirect evidence “Cabinet de conseil en recrutement d’experts, cadres et managers (PME, ETI et groupes internationaux) basé en France, en Suisse et en Espagne, Adsearch se distingue par sa très…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 230 contacts → | ||||
Partial evidence “ConvictionsRH is a consulting firm specializing in HR, HRIS & Transformation.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 182 contacts → | ||||
Indirect evidence “Avec plus de 600 collaborateurs, Mercer est en France une référence pour le conseil et les services en ressources humaines, protection sociale et avantages sociaux.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 178 contacts → | ||||
Indirect evidence “UNE ENTREPRISE DE CONSEIL ENGAGEE POUR UNE INDUSTRIE PLUS DURABLE Vous souhaitez (re)donner du sens à votre travail?” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 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 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 152 contacts → | ||||
Indirect evidence “Le Groupe JLO est un cabinet de conseil RH expert QVCT et filiale du Groupe APICIL.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 147 contacts → | ||||
Indirect evidence “Travail Temporaire - Formation - Consulting - Insertion - Prestation Notre métier, vous faire aimer le votre.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 146 contacts → | ||||
Partial 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 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 144 contacts → | ||||
Indirect evidence “Depuis plus de 15 ans, nous accompagnons les entreprises dans leur stratégie de gestion des compétences par la structuration, le développement et le renforcement des compétences…” Source: RevenueBase Database · checked Sep 30, 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: HR outsourcing advisors. 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 HR outsourcing advisors.
- Partial evidence
- Its own public description names part of HR outsourcing advisors, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name HR outsourcing advisors. 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 3,242 HR outsourcing advisors based in France
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HR outsourcing advisors based in France at a glance
As of Sep 30, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 32.0dCompany record updated
Median 85.0dHow 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 HR outsourcing advisors, 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 “HR outsourcing advisors”. 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 HR outsourcing advisors), 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 HR outsourcing advisors, 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, 9,190 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 30, 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 HR outsourcing advisors, 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 HR outsourcing advisors are there based in France?
RevenueBase identified 3,242 HR outsourcing advisors 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?
Synergie France, headquartered in Boulogne Billancourt, tops this list with the largest team on record.
Which city has the most HR outsourcing advisors?
Paris leads with 749 headquartered companies, followed by Lyon (141) and Toulouse (64).
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 9,190 verified decision-maker contacts tracked across these 3,242 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 30, 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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