Company lists · Data refreshed September 2026

Top 25 Regulatory affairs staffing companies based in the Netherlands

RevenueBase identified 147 regulatory affairs staffing companies headquartered in the Netherlands as of September 2026 and tracks 1,253 professional contacts across them, including 414 with verified work emails. Amsterdam is the largest hub.

This list covers regulatory affairs staffing companies 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 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
147Companies
1,253Contacts tracked
414Verified emails
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The 25 largest regulatory affairs staffing companies based in the Netherlands

Ranked by team size
Top 25 of 147 regulatory affairs staffing companies based in the Netherlands, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to regulatory affairs staffing companies: 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 evidenceLeiden, NetherlandsHQ checked Sep 29, 2026201-50088 contacts →

Indirect evidence

“SIRE® Life Sciences is the market-leading partner for Life Sciences consultancy, project management, and secondment services in the Netherlands.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceWoerden, NetherlandsHQ checked Sep 29, 202611-5085 contacts →

Indirect evidence

“PCS helps pharmaceutical and biotech organisations turn compliance into a performance advantage.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceArnhem, NetherlandsHQ checked Sep 29, 202651-20077 contacts →

Partial evidence

“Qserve is a trusted global partner for MedTech Regulatory, Clinical, and Quality Compliance, as well as a full-service CRO for medical device clinical trials.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceHoofddorp, NetherlandsHQ checked Sep 29, 202651-20050 contacts →

Indirect evidence

“To be purpose-led requires crystal clarity on what value your business brings to the world.”

Source: RevenueBase Database · checked Sep 29, 2026
5Strong evidenceNijmegen, NetherlandsHQ checked Sep 29, 202611-5046 contacts →

Strong evidence

“As one of the leading independent consulting agencies for regulatory affairs in Europe, DADA Consultancy offers a full range of high quality and tailored regulatory and…”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceGeleen, NetherlandsHQ checked Sep 29, 202611-5036 contacts →

Indirect evidence

“Interdos is part of the Basic Pharma Group located at the Brightlands Chemelot Campus in Geleen, the Netherlands.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 29, 202651-20035 contacts →

Indirect evidence

“QTC Recruitment, is the Life Science recruiter with the biggest (online) network of North-West Europe.”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceOss, NetherlandsHQ checked Sep 29, 202611-5034 contacts →

Partial evidence

“Zwiers Regulatory Consultancy, now part of ProductLife Group, offers end-to-end regulatory support from early development to post-marketing compliance.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceDe Lier, NetherlandsHQ checked Sep 29, 202651-20033 contacts →

Indirect evidence

“De oplossing die werkt!”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceDeventer, NetherlandsHQ checked Sep 29, 202611-5032 contacts →

Indirect evidence

“Erick Personeelsdiensten heeft ruime ervaring op het gebied van personeelsbemiddeling.”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceBarneveld, NetherlandsHQ checked Sep 29, 202611-5032 contacts →

Indirect evidence

“Office-Workers is dé specialist in administratieve detachering, die bedrijven koppelt aan top-professionals door expertise en een persoonlijke aanpak.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceBreda, NetherlandsHQ checked Sep 29, 202651-20031 contacts →

Indirect evidence

“De partner voor medisch personeel!”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceRotterdam, NetherlandsHQ checked Sep 29, 202611-5028 contacts →

Indirect evidence

“HR Via Care biedt uitkomst bij al uw personeelsvragen.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceHilversum, NetherlandsHQ checked Sep 29, 202611-5028 contacts →

Indirect evidence

“Smelt is specialized in strategic recruitment and resourcing for the pharmaceutical and medical devices industry, clinical research organizations and other stakeholders in the…”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceArnhem, NetherlandsHQ checked Sep 29, 2026201-50025 contacts →

Indirect evidence

“Adhoc Zorgt is een uitzendbureau dat zich gespecialiseerd heeft in de zorg- en welzijn branche.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceHendrik-ido-ambacht, NetherlandsHQ checked Sep 29, 202651-20021 contacts →

Indirect evidence

“Waarom Operando voor u als werkgever?”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceGouda, NetherlandsHQ checked Sep 29, 202611-5021 contacts →

Indirect evidence

“Anders denken, Anders werken Ben jij op zoek naar administratief, commercieel, technisch, logistiek of medisch werk?”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceDiemen, NetherlandsHQ checked Sep 29, 202611-5018 contacts →

Indirect evidence

“Base Select is specialist in recruitment binnen Life Sciences.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceAmersfoort, NetherlandsHQ checked Sep 29, 202611-5018 contacts →

Indirect evidence

“As a strategic partner, Derks & Derks brings together organisations and highly educated talent in life sciences and healthcare.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceThe Netherlands, NetherlandsHQ checked Sep 29, 202611-5018 contacts →

Indirect evidence

“Thema Group is an expert in recruitment within Life Sciences.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceWoerden, NetherlandsHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

“Bluetang is een toonaangevend detacheringbureau gespecialiseerd in het leveren van hooggekwalificeerd personeel aan verschillende organisaties met uitdagingen binnen het…”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 29, 202611-5015 contacts →

Indirect evidence

“Talent Associates is a leading recruitment agency specializing in the Life Sciences sector, serving the Netherlands and Belgium.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceWageningen, NetherlandsHQ checked Sep 29, 202611-5015 contacts →

Indirect evidence

“CLS Services operates differently‼ Challenging.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceIjsselstein, NetherlandsHQ checked Sep 29, 202611-5014 contacts →

Indirect evidence

“Marnic uitzendbureau houdt zich bezig met uitzenden, detacheren, werving en selectie en pay-rollen van technisch personeel.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceZutphen, NetherlandsHQ checked Sep 29, 202651-20013 contacts →

Indirect evidence

“Meer dan 10 jaar ervaring in zorgprofessionals verbinden met de juiste plek!”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 147 regulatory affairs staffing companies based in the Netherlands

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Regulatory affairs staffing companies based in the Netherlands at a glance

As of Sep 29, 2026
33.0%Verified-email coverage
8.5Average contacts per company
11-50Median size (employees)
5.4%Largest-city concentration · Amsterdam
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
71
11-50
37
51-200
29
201-500
8
501-1,000
1
1,001-5,000
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 147 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 regulatory affairs staffing 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 the Netherlands whose own description of what they do matches “regulatory affairs staffing 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 regulatory affairs staffing 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 regulatory affairs staffing companies, 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, 414 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 regulatory affairs staffing 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 regulatory affairs staffing companies are there based in the Netherlands?

RevenueBase identified 147 regulatory affairs staffing companies 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?

Sire Life Sciences, headquartered in Leiden, tops this list with the largest team on record.

Which city has the most regulatory affairs staffing companies?

Amsterdam leads with 8 headquartered companies, followed by Rotterdam (6) and Leiden (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 414 verified decision-maker contacts tracked across these 147 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.