Company lists · Data refreshed September 2026

Top 25 Patient advocacy organizations based in the Netherlands

RevenueBase identified 38 company matches for patient advocacy organizations associated with the Netherlands as of September 2026 and tracks 849 professional contacts across them, including 264 with verified work emails. Utrecht is the largest hub.

This list covers company matches for patient advocacy organizations associated with the Netherlands, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
38Companies
849Contacts tracked
264Verified emails
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The 25 largest patient advocacy organizations based in the Netherlands

Ranked by team size
Top 25 of 38 company matches for patient advocacy organizations based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchUtrecht, NetherlandsHQ recorded Sep 20, 202651-200105 contacts →

Exact match

“Patiëntenfederatie Nederland zet zich in voor het 'Realiseren van vraaggestuurde zorg voor patiënten en consumenten vanuit het patiëntenperspectief, uitgaande van solidariteit…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchUtrecht, NetherlandsHQ recorded Sep 20, 202611-5088 contacts →

Exact match

“LOC Zeggenschap in zorg is er voor cliëntenraden in de geestelijke gezondheidszorg, maatschappelijke opvang, thuiszorg, verpleging & verzorging, verslavingszorg en welzijn.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 202611-5087 contacts →

Exact match

“Cliëntenbelang Amsterdam is een onafhankelijke belangenbehartiger met een duidelijk doel: de kwaliteit van leven verbeteren van mensen die dat hard nodig hebben.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchUtrecht, NetherlandsHQ recorded Sep 20, 202651-20077 contacts →

Exact match

“Kwaliteit van zorg verbeteren vanuit cliëntenperspectief?”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchTilburg, NetherlandsHQ recorded Sep 20, 202651-20074 contacts →

Exact match

“We gaan verder onder de naam Zorgbelang Inclusief🤝 Samen blijven we ons inzetten om de stem van inwoners, patiënten en cliënten écht te laten tellen.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchUtrecht, NetherlandsHQ recorded Sep 20, 202611-5045 contacts →

Exact match

“NFK komt op voor de belangen van mensen die kanker hebben (gehad) en hun naasten.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchUtrecht, NetherlandsHQ recorded Sep 20, 2026n/a44 contacts →

Exact match

“De patiëntenvereniging voor (ex-)borstkankerpatiënten, mensen met erfelijke/familiaire aanleg en hun naasten.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchGroningen, NetherlandsHQ recorded Sep 20, 202611-5030 contacts →

Exact match

“Zorgbelang Groningen wil voor alle inwoners van de provincie Groningen toegankelijke, betaalbare en kwalitatief goede zorg en ondersteuning die aansluit bij hun wensen, behoeften…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchThe Hague, NetherlandsHQ recorded Sep 20, 202611-5025 contacts →

Exact match

“PluhZ, zorgt voor antwoord!”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchDen Dolder, NetherlandsHQ recorded Sep 20, 2026201-50024 contacts →

Exact match

“MS Vereniging Nederland is de belangenvereniging voor mensen met MS en hun naasten.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchThe Hague, NetherlandsHQ recorded Sep 20, 20261-1022 contacts →

Exact match

“Wij vertegenwoordigen het perspectief van jongeren met een chronische aandoening of beperking.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchHeerenveen, NetherlandsHQ recorded Sep 20, 202611-5021 contacts →

Exact match

“Zorgbelang Fryslân is de organisatie die in de provincie de belangen van patiënten en andere zorgvragers behartigt.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 202611-5020 contacts →

Exact match

“At Health Action International, we are dedicated to advancing policies that enable all people to realise the human right to the highest attainable level of health.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchZuidlaren, NetherlandsHQ recorded Sep 20, 202611-5017 contacts →

Exact match

“Zorgbelang Drenthe is een vooruitstrevende maatschappelijke organisatie die zich inzet voor de belangen van alle inwoners van Drenthe met een zorgvraag.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchUtrecht, NetherlandsHQ recorded Sep 20, 20261-1017 contacts →

Exact match

“Prostaatkankerstichting is de patiëntenorganisatie die lotgenotencontact biedt, voorlichting geeft en de belangen behartigt van mannen met prostaatkanker en hun naasten.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 20261-1015 contacts →

Exact match

“Hiv Vereniging is the Dutch Association of people living with HIV and the official community-led patient advocacy organisation of people living with HIV in The Netherlands.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchUtrecht, NetherlandsHQ recorded Sep 20, 20261-1015 contacts →

Exact match

“De VSOP is belangenbehartiger voor alle mensen met een zeldzame of genetische aandoening.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchNijkerk, NetherlandsHQ recorded Sep 20, 20261-1010 contacts →

Exact match

“FBPN is een ondersteuningsbureau voor patiëntenorganisaties, belangenorganisaties en organisaties op het gebied van zorg en welzijn.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchNijmegen, NetherlandsHQ recorded Sep 20, 20261-107 contacts →

Exact match

“RZN werkt aan het behartigen van de belangen van alle mensen met een reumatische aandoening door- Het bevorderen van patiëntenparticipatie- Het opleiden van onderzoekspartners…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchArnhem, NetherlandsHQ recorded Sep 20, 20261-107 contacts →

Exact match

“Het Arnhems Platform Chronisch Zieken en Gehandicapten behartigt sinds 1984 de collectieve belangen van mensen met een functiebeperking.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchRoermond, NetherlandsHQ recorded Sep 20, 20261-104 contacts →

Exact match

“Patiënten zijn omringd door familie en vrienden, de zorg en de farmaceutische industrie.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchAmsterdam, NetherlandsHQ recorded Sep 20, 20261-103 contacts →

Exact match

“The HungerNdThirst Foundation encourages in its own way a form of participation by stimulating and supporting cancer patients, ex-cancer patients and caregivers of cancer patients…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchHoogland, NetherlandsHQ recorded Sep 20, 20261-103 contacts →

Exact match

“Dertig jaar ervaring met de lever, leverziekten en patiënten: een bibliotheek aan informatie, een neus voor actualiteiten op het gebied van nationale en internationale…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchCb, NetherlandsHQ recorded Sep 20, 202611-502 contacts →

Exact match

“De cliëntenvertrouwenspersoon Wzd (CVP Wzd) ondersteunt mensen die onvrijwillige zorg ontvangen of onvrijwillig zijn opgenomen.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchWieringerwerf, NetherlandsHQ recorded Sep 20, 20261-101 contacts →

Exact match

“Our main goal is to support patients and their families through peer-to-peer contact.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 38 patient advocacy organizations based in the Netherlands

See the full list, filter by size, metro and specialty, and access 264 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Patient advocacy organizations based in the Netherlands at a glance

As of Sep 20, 2026
31.1%Verified-email coverage
22.3Average contacts per company
1-10Median size (employees)
26.3%Largest-city concentration · Utrecht
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
22
11-50
12
51-200
3
201-500
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 38 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the Netherlands whose business descriptions match “patient advocacy organizations” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 264 professional contacts with verified work emails across the full matched dataset. 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 20, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “patient advocacy organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many patient advocacy organizations are there based in the Netherlands?

RevenueBase identified 38 company matches for patient advocacy organizations associated with the Netherlands as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Patiëntenfederatie Nederland tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most patient advocacy organizations?

Utrecht leads with 10 company records, followed by Amsterdam (3) and Leiden (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 264 professional contacts with verified work emails tracked across these 38 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 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 SmartSearch, 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.