Company lists · Data refreshed September 2026

Top 25 Clinical trial research centers based in the Netherlands

RevenueBase identified 67 clinical trial research centers headquartered in the Netherlands as of September 2026 and tracks 1,219 professional contacts across them, including 592 with verified work emails. Amsterdam is the largest hub.

This list covers clinical trial research centers headquartered in the Netherlands, 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 16, 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 16, 2026 86% judged on-target in blind review
67Companies
1,219Contacts tracked
592Verified emails
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The 25 largest clinical trial research centers based in the Netherlands

Ranked by team size
Top 25 of 67 clinical trial research centers based in the Netherlands, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to clinical trial research centers: 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
1Partial evidenceLeiden, NetherlandsHQ checked Sep 16, 2026201-500367 contacts →

Partial evidence

“The CRO for data-intensive, early phase clinical studies.”

Source: RevenueBase Database · checked Sep 16, 2026
2Strong evidenceZeist, NetherlandsHQ checked Sep 16, 2026201-500185 contacts →

Strong evidence

“P95 Julius Clinical is a global, science-led contract research organization (CRO) supporting clinical development from early-phase trials through late-phase and real-world…”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 16, 202651-200137 contacts →

Indirect evidence

“Our mission is to enable earlier and better access to all possible treatment options.”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceSchiphol-rijk, NetherlandsHQ checked Sep 16, 202651-20034 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
5Strong evidenceGroningen, NetherlandsHQ checked Sep 16, 202651-20027 contacts →

Strong evidence

“Biokinetica Early Phase Institute is a specialized clinical research unit conducting early phase studies in both healthy volunteers and patient populations.”

Source: RevenueBase Database · checked Sep 16, 2026
6Strong evidenceUtrecht, NetherlandsHQ checked Sep 16, 20261-1024 contacts →

Strong evidence

“Collaborating with WCN means access to a nationwide network of reliable clinical research teams and centralized processes.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceMaarssen, NetherlandsHQ checked Sep 16, 202651-20022 contacts →

Partial evidence

“CR2O is a full-service Contract Research Organization.”

Source: RevenueBase Database · checked Sep 16, 2026
8Partial evidenceDeventer, NetherlandsHQ checked Sep 16, 202611-5018 contacts →

Partial evidence

“At ResearchManager, we believe in a world where everyone has the chance to live a healthier, longer life.”

Source: RevenueBase Database · checked Sep 16, 2026
9Strong evidenceZeist, NetherlandsHQ checked Sep 16, 202611-5015 contacts →

Strong evidence

“Salvius Legal is limited liability company providing legal support to the pharmaceutical, biotech and clinical trial industry.”

Source: RevenueBase Database · checked Sep 16, 2026
10Strong evidenceGroningen, NetherlandsHQ checked Sep 16, 202611-5013 contacts →

Strong evidence

“CTC Netherlands is a clinical research unit for early phase patient studies and healthy volunteer studies with invasive procedures.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceNorg, NetherlandsHQ checked Sep 16, 202611-5013 contacts →

Indirect evidence

“Personal business, Personal touch-that’s what sets us apart for our clients but also the site staff.”

Source: RevenueBase Database · checked Sep 16, 2026
12Partial evidenceRoosendaal, NetherlandsHQ checked Sep 16, 202611-5012 contacts →

Partial evidence

“For 25 years, Siron Clinical has been a leading provider of flexible, high-quality CRO services across Europe, Israel, and Turkey.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceLosser, NetherlandsHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
14Strong evidenceHilversum, NetherlandsHQ checked Sep 16, 202611-509 contacts →

Strong evidence

“Link2Trials offers patient pre-selection, recruitment, and adherence support services for clinical trials.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceLelystad, NetherlandsHQ checked Sep 16, 202611-508 contacts →

Indirect evidence

“BMclinical is a subsidiary of the BModesto Group which is part of the Uniphar Group.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceGroningen, NetherlandsHQ checked Sep 16, 20261-108 contacts →

Partial evidence

“DELPHINIUM is a dedicated and dynamic company, comprised of experienced professionals committed to Phase I clinical pharmacology.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceHoofddorp, NetherlandsHQ checked Sep 16, 202611-506 contacts →

Indirect evidence

“We’ve moved!”

Source: RevenueBase Database · checked Sep 16, 2026
18Strong evidenceArnhem, NetherlandsHQ checked Sep 16, 20261-105 contacts →

Strong evidence

“a CRO that is specialized in Medical Devices and is small enough to care, but big enough to matter!” Applied Clinical Services BV is an Clinical Research Organization (CRO)…”

Source: RevenueBase Database · checked Sep 16, 2026
19Strong evidenceAmsterdam, NetherlandsHQ checked Sep 16, 202611-505 contacts →

Strong evidence

“Your Research is now part of Almac Clinical Technologies, joining a global leader in interoperable eClinical solutions dedicated to advancing human health.”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceAmsterdam, NetherlandsHQ checked Sep 16, 20261-103 contacts →

Partial evidence

“Medex15 offers medical and clinical expertise to pharmaceutical and biotech companies, and investigators.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceBaarn, NetherlandsHQ checked Sep 16, 20261-103 contacts →

Partial evidence

“Geronimo Consultancy provides advise and support on many aspects of clinical and pharmaceutical development.”

Source: RevenueBase Database · checked Sep 16, 2026
22Partial evidenceMeppel, NetherlandsHQ checked Sep 16, 20261-102 contacts →

Partial evidence

“Service Provider for your Clinical Monitoring needs”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceRotterdam, NetherlandsHQ checked Sep 16, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
24Partial evidenceZevenbergen, NetherlandsHQ checked Sep 16, 20261-102 contacts →

Partial evidence

“Sourcia, your high-experienced, flexible and independent partner in clinical development.”

Source: RevenueBase Database · checked Sep 16, 2026
25Strong evidenceThe Hague, NetherlandsHQ checked Sep 16, 20261-101 contacts →

Strong evidence

Clinical research consultancy with support for clinical research in many aspects, such as Systematic literature reviews, protocol development, sample size calculations…”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 67 clinical trial research centers based in the Netherlands

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Clinical trial research centers based in the Netherlands at a glance

As of Sep 16, 2026
48.6%Verified-email coverage
18.2Average contacts per company
11-50Median size (employees)
7.5%Largest-city concentration · Amsterdam
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
31
11-50
19
51-200
10
201-500
5
501-1,000
1
10001+
1

Email recency for this list is measured worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 67 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 clinical trial research centers, 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 the Netherlands whose own description of what they do matches “clinical trial research centers”. 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 clinical trial research centers), 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 clinical trial research centers, and records with no verified work email. Companies headquartered outside Netherlands 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, 592 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 16, 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 clinical trial research centers, 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 clinical trial research centers are there based in the Netherlands?

RevenueBase identified 67 clinical trial research centers headquartered in the Netherlands 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?

Centre For Human Drug Research, headquartered in Netherlands, tops this list with the largest team on record.

Which city has the most clinical trial research centers?

Amsterdam leads with 5 headquartered companies, followed by Groningen (4) and Rotterdam (4).

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 592 verified decision-maker contacts tracked across these 67 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 16, 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.