Company lists · Data refreshed September 2026
Top 25 Cleanroom staffing agencies based in France
RevenueBase identified 132 cleanroom staffing agencies headquartered in France as of September 2026 and tracks 6,070 professional contacts across them, including 659 with verified work emails. Paris is the largest hub.
This list covers cleanroom staffing agencies 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 27, 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 cleanroom staffing agencies based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,001 contacts → | ||||
Indirect evidence “Créée en 1969, R.A.S Intérim est depuis 1994 une entreprise unique en France puisqu’elle offre une prestation de service disponible 7 J/ 7, 24 H/ 24 et sans interruption.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 142 contacts → | ||||
Indirect evidence “Créée en 1970, l’entreprise Limousine s’est développée au fil des années pour devenir un acteur incontournable de la vie socio-économique régionale.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 100 contacts → | ||||
Indirect evidence “Créée en 1972, membre du groupe Randstad et leader sur Paris-Ile de France en intérim médical et paramédical, JBM propose des postes en intérim, CDD ou CDI.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 70 contacts → | ||||
Indirect evidence “Ergalis Médical, marque d’Actual group, 5ᵉ acteur sur le marché du travail et de l’emploi en France, est un partenaire de référence pour les professionnels de santé en France…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 48 contacts → | ||||
Indirect evidence “Créée en 2010 par M.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 44 contacts → | ||||
Indirect evidence “VÊPRES conçoit et réalise des salles blanches et salles propres pour de nombreux clients : recherche, santé, dispositifs médicaux, agroalimentaire, microélectronique, biotech…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 39 contacts → | ||||
Indirect evidence “Depuis plus de 20 ans, GLOBAL INTERIM accompagne les entreprises et les talents dans leurs projets professionnels, en proposant des solutions de recrutement sur mesure : intérim…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 25 contacts → | ||||
Partial evidence “TECXELL INTERIM is a staffing and recruiting company based out of 4E ETAGE 4 RUE DE LYON, PARIS, France.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 23 contacts → | ||||
Indirect evidence “EUROFLUX réalise l’étude, la conception, l’installation et la validation de salles blanches et équipements pour la maîtrise de l’aérobiocontamination (flux unidirectionnels…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 23 contacts → | ||||
Indirect evidence “EVS Intérim est une entreprise indépendante et dynamique, à taille humaine, créée par des spécialistes des métiers de l’intérim.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 20 contacts → | ||||
Indirect evidence “A la recherche d'un emploi, d'un accompagnement à la hauteur de vos attentes?” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 19 contacts → | ||||
Indirect evidence “ACCESS INTERIM | L’intérim qui s’engage sur les résultats – 24/24 • 7/7 Depuis 18 ans, ACCESS INTERIM accompagne les entreprises, établissements et collectivités en mettant à…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 18 contacts → | ||||
Indirect evidence “Pôle d’expertise en ingénierie et en construction d’environnements sous atmosphère contrôlée, Lab’Science est un réseau d’entreprises spécialisées dans la conception de salles…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 17 contacts → | ||||
Indirect evidence “Leader européen du nettoyage ultra-propre, ECP vous propose des solutions adaptées pour le nettoyage et le conditionnement de vos pièces tout en garantissant un niveau de propreté…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 13 contacts → | ||||
Indirect evidence “GEORGES LABO : Acteur majeur dans l'étude, la conception et l'installation de salles propres pour l'industrie pharmaceutique, cosmétique et le milieu hospitalier.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 11 contacts → | ||||
Indirect evidence “GE RH Expert, groupement d’employeurs, est spécialisé dans le recrutement, le placement et/ou la mise à disposition de personnel qualifié à l’égard de plus de entreprises depuis…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 10 contacts → | ||||
Indirect evidence “Nos spécialités : Les métiers de l’Industrie & de l'Aéronautique Engineering, Production, Bureaux d’Etudes, Méthodes TOUTECHNICIENS Intérim est l’agence spécialisée de la SAS…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 9 contacts → | ||||
Indirect evidence “Talents Industrie est un cabinet de recrutement spécialisé sur les fonctions techniques de l’Industrie, appartenant au groupe Linking Talents.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 8 contacts → | ||||
Indirect evidence “La société DUFFAY est concepteur, fabricant et installateur d’ensembles et sous-ensembles pour salles blanches depuis 49 ans pour les secteurs de l’industrie pharmaceutique…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 8 contacts → | ||||
Indirect evidence “Vous êtes dans le secteur de l’ (Medicaments / Biotech / Matériel médical) ou vous souhaitez y accéder?” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 7 contacts → | ||||
Indirect evidence “MSB23 - Expert en Salles Blanches, Chambres Froides et Data Centers MSB23 est un leader dans la conception, la prescription l'étude et l’installation de salles blanches, chambres…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 5 contacts → | ||||
Indirect evidence “Le savoir-faire de Capest-Conseils ne s’appuie pas uniquement sur quelques technologies mais sur notre capacité à réunir - Expérience métier- Connaissances technologiques-…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Partial evidence “Created in 2012, SIA (Air Science and Engineering) is a design office (clean room, controlled atmosphere environment) Specialized in engineering and design of cleanroom and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Indirect evidence “Depuis 2012, Intérim'R Santé s'implique dans le domaine médical et paramédical.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 4 contacts → | ||||
Partial evidence “APTITUDE INTERIM is a Staffing and Recruiting company located in 150 PLACE DE L HOTEL DE VILLE, BONNEVILLE, Haute Savoie, France.” Source: RevenueBase Database · checked Sep 27, 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: cleanroom staffing agencies. 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 cleanroom staffing agencies.
- Partial evidence
- Its own public description names part of cleanroom staffing agencies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name cleanroom staffing agencies. 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 132 cleanroom staffing agencies based in France
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Cleanroom staffing agencies based in France at a glance
As of Sep 27, 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 132 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 cleanroom staffing agencies, 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 “cleanroom staffing agencies”. 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 cleanroom staffing agencies), 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 cleanroom staffing agencies, 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, 659 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 27, 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 cleanroom staffing agencies, 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 cleanroom staffing agencies are there based in France?
RevenueBase identified 132 cleanroom staffing agencies 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?
RAS Intérim, headquartered in Lyon, tops this list with the largest team on record.
Which city has the most cleanroom staffing agencies?
Paris leads with 20 headquartered companies, followed by Lyon (7) and Toulouse (5).
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 659 verified decision-maker contacts tracked across these 132 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 27, 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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