Company lists · Data refreshed September 2026

Top 17 Oncology trial recruitment firms based in France

RevenueBase identified 46 oncology trial recruitment firms headquartered in France as of September 2026 and tracks 1,312 professional contacts across them, including 686 with verified work emails. Paris is the largest hub.

This list covers oncology trial recruitment firms 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 29, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
46Companies
1,312Contacts tracked
686Verified emails
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The 17 largest oncology trial recruitment firms based in France

Ranked by team size
Top 17 of 46 oncology trial recruitment firms based in France, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to oncology trial recruitment firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceBoulogne-billancourt, FranceHQ checked Sep 29, 2026501-1,000652 contacts →

Indirect evidence

“Excelya is an independent partner that serves Biotech, Pharma, and Medical Device organizations with a comprehensive range of Full-service CRO, FSP, and Resourcing solutions…”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceDijon Cedex, FranceHQ checked Sep 29, 202651-200191 contacts →

Indirect evidence

“Oncodesign Services supports biopharma and biotechnology teams navigating critical preclinical decisions as programs progress toward the clinic.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceParis, FranceHQ checked Sep 29, 202651-20074 contacts →

Partial evidence

“At Inato, our mission is to bring clinical trials to each and every patient, regardless of who they are or where they live.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceGières, FranceHQ checked Sep 29, 202651-20047 contacts →

Indirect evidence

“Eurofins Optimed’s mission is to contribute to global Health & Safety.”

Source: RevenueBase Database · checked Sep 29, 2026
5Partial evidenceEvry, FranceHQ checked Sep 29, 202611-5032 contacts →

Partial evidence

“XenTech is Biotech/Contract Research Organization (CRO) dedicated to translational research in oncology which offers preclinical services to evaluate the anti-cancer potential of…”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceNanterre, FranceHQ checked Sep 29, 202651-20023 contacts →

Indirect evidence

“Axonal-Biostatem becomes Heva, Docaposte subsidiary, and La Poste Santé & Autonomie brand, as a key player in the processing of health data for research purposes in an ethical…”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceParis, FranceHQ checked Sep 29, 202611-5020 contacts →

Partial evidence

“With over 25 years of experience and more than 30 supervised clinical trials, our team is specialised in early clinical development, transforming clinical data into value-creating…”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceParis, FranceHQ checked Sep 29, 20261-1015 contacts →

Partial evidence

“Klineo est la plateforme innovante qui offre enfin une recherche intuitive et intelligente des essais cliniques pour les patients et les médecins en oncologie.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceColombes, FranceHQ checked Sep 29, 20261-1012 contacts →

Indirect evidence

“Medi-Link is a human-scale CRO that has been in the healthcare sector for over 10 years.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceCroix, FranceHQ checked Sep 29, 202611-5010 contacts →

Indirect evidence

“Pharm Research was founded by a CRA to develop professionalization of the clinical research with hospital practitioner to improve the data quality and guarantee the patient safety.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceParis, FranceHQ checked Sep 29, 20261-108 contacts →

Partial evidence

“https://linktr.ee/PatLynk 🟦 The Missing Link Between Patients and Clinical Trials Welcome to PatLynk!”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceMontrouge, FranceHQ checked Sep 29, 20261-104 contacts →

Indirect evidence

“Clin4all is your partner based in France for your clinical studies (Phases IV, medical devices clinical investigations, care-related, RWE / RWD, observationnal studies).”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceParis, FranceHQ checked Sep 29, 20261-104 contacts →

Indirect evidence

“FREEARCS PHARMA SERVICES is a CRO based in Paris region and specialized in Clinical Research.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceParis, FranceHQ checked Sep 29, 202611-503 contacts →

Partial evidence

“CTMA (Clinical Trials Mobile Application) is a service company specialized in the field of clinical research.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceToulouse, FranceHQ checked Sep 29, 20261-102 contacts →

Indirect evidence

“TrialPEX est née de l'expérience de la recherche clinique sur le terrain, auprès de promoteurs, d'investigateurs, d'attachés de recherche clinique et de patients.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceGrenoble, FranceHQ checked Sep 29, 20261-102 contacts →

Indirect evidence

“Zanteris is a clinical project management and consulting partner for life sciences companies navigating complex clinical research.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceMarseille, FranceHQ checked Sep 29, 20261-101 contacts →

Partial evidence

“With BRAINZWAYZ, you’re not just managing clinical trials-you’re redefining them.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 17 of 46 oncology trial recruitment firms based in France

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Oncology trial recruitment firms based in France at a glance

As of Sep 29, 2026
52.3%Verified-email coverage
28.5Average contacts per company
1-10Median size (employees)
32.6%Largest-city concentration · Paris
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
9
51-200
5
501-1,000
1
10001+
1

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 46 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 oncology trial recruitment firms, 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 “oncology trial recruitment firms”. 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 oncology trial recruitment firms), 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 oncology trial recruitment firms, 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, 686 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 29, 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 oncology trial recruitment firms, 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 oncology trial recruitment firms are there based in France?

RevenueBase identified 46 oncology trial recruitment firms 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?

Excelya, headquartered in Boulogne-Billancourt, tops this list with the largest team on record.

Which city has the most oncology trial recruitment firms?

Paris leads with 15 headquartered companies, followed by Toulouse (3) and Agen (1).

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 686 verified decision-maker contacts tracked across these 46 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 29, 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.