Company lists · Data refreshed September 2026

Top 18 Fundraising consulting firms based in the Netherlands

RevenueBase identified 43 fundraising consulting firms headquartered in the Netherlands as of September 2026 and tracks 349 professional contacts across them, including 142 with verified work emails and 35 with mobile numbers. Amsterdam is the largest hub.

This list covers fundraising consulting firms 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 3, 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 RevenueBase Smart Search rating on every row Refreshed Sep 3, 2026 86% judged on-target in blind review
43Companies
349Contacts tracked
142Verified emails
35Mobile numbers
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The 18 largest fundraising consulting firms based in the Netherlands

Ranked by team size
Top 18 of 43 fundraising consulting firms based in the Netherlands, ranked by team size, largest first. Data refreshed Sep 3, 2026. RevenueBase Smart Search rates how each company's information relates to fundraising consulting 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
1Partial evidenceHoofddorp, Netherlands51-20055 contacts →

Partial evidence

“We are a fullservice international fundraising agency and headquartered in The Netherlands.”

Source: RevenueBase Database · checked Sep 3, 2026
2Indirect evidenceAmsterdam, Netherlands11-5043 contacts →

Indirect evidence

“At More Partnership, we advance great ambitions.”

Source: RevenueBase Database · checked Sep 3, 2026
3Indirect evidenceZwolle, Netherlands11-5026 contacts →

Indirect evidence

“IDD is een creatief en strategisch bureau voor organisaties met idealen.”

Source: RevenueBase Database · checked Sep 3, 2026
4Partial evidenceUtrecht, Netherlands1-1022 contacts →

Partial evidence

“LVWB Fundraising helpt al ruim 20 jaar culturele en maatschappelijke organisaties om hun doelen en ambities te realiseren door goede wervingsplannen te maken en uit te voeren.”

Source: RevenueBase Database · checked Sep 3, 2026
5Indirect evidenceLeeuwarden, Netherlands51-20022 contacts →

Indirect evidence

“Uphill Marketing staat voor maatschappelijke betrokkenheid, persoonlijke groei en een hechte teamcultuur.”

Source: RevenueBase Database · checked Sep 3, 2026
6Indirect evidenceHaastrecht, Netherlands11-5017 contacts →

Indirect evidence

“We zijn een bijzonder adviesbureau en dat merk je.”

Source: RevenueBase Database · checked Sep 3, 2026
7Indirect evidenceEmmeloord, Netherlands11-5014 contacts →

Indirect evidence

“Wij zijn SubsidieGezocht.”

Source: RevenueBase Database · checked Sep 3, 2026
8Indirect evidenceZwolle, Netherlands11-5013 contacts →

Indirect evidence

“Data Inside is ontstaan uit de behoefte om alle kennis die we vanuit onze afzonderlijke bedrijven Mailtraffic, Christal (Donateursbehouden) opdeden, samen te brengen.”

Source: RevenueBase Database · checked Sep 3, 2026
9Partial evidenceAmsterdam, Netherlands1-1011 contacts →

Partial evidence

“Catch of the Day: online marketing en fundraising voor goede doelen en events.”

Source: RevenueBase Database · checked Sep 3, 2026
10Indirect evidenceGw, Netherlands1-106 contacts →

Indirect evidence

“Laat onze ervaring voor jou werken Of je voor een grote non-profit werkt of een kleine, of je ervaren bent of niet: wij helpen je om donateurgerichte fondsenwerving écht te laten…”

Source: RevenueBase Database · checked Sep 3, 2026
11Indirect evidenceHaarlem, Netherlands11-505 contacts →

Indirect evidence

“2MakeItHappen gelooft dat een goed doel, hoe klein ook, een merk moet zijn waar je bij wilt horen.”

Source: RevenueBase Database · checked Sep 3, 2026
12Indirect evidenceAmsterdam, Netherlands1-102 contacts →

Indirect evidence

“Hello.”

Source: RevenueBase Database · checked Sep 3, 2026
13Indirect evidenceHilversum, Netherlands1-101 contacts →

Indirect evidence

“Na ruim tien jaar als fondsenwerver voor grote musea (Van Gogh Museum en NEMO Science Museum) te hebben gewerkt, voel ik mij als een vis in het water in dit vak.”

Source: RevenueBase Database · checked Sep 3, 2026
14Partial evidenceNijmegen, Netherlands1-101 contacts →

Partial evidence

“WoW Fundraising Consultancy was established by Wonu Owoade to raise awareness and encourage support for initiatives that wish to create positive and transformational social change…”

Source: RevenueBase Database · checked Sep 3, 2026
15Partial evidenceAmsterdam, Netherlands1-101 contacts →

Partial evidence

“PeerWorks is an international fundraising consultancy that helps nonprofit organisations harness the power of their networks by raising money and awareness through peer-to-peer…”

Source: RevenueBase Database · checked Sep 3, 2026
16Indirect evidenceHaarlem, Netherlands1-101 contacts →

Indirect evidence

“Wil je ook makkelijker donateurs werven én deze ook behouden?”

Source: RevenueBase Database · checked Sep 3, 2026
17Indirect evidenceBodegraven, Netherlands1-101 contacts →

Indirect evidence

“Weet jij wie je donateurs zijn en hoe je ze het beste kunt benaderen?”

Source: RevenueBase Database · checked Sep 3, 2026
18Indirect evidenceAmsterdam, Netherlands1-101 contacts →

Indirect evidence

“Juist helpt maatschappelijke organisaties om sterker en effectiever te worden.”

Source: RevenueBase Database · checked Sep 3, 2026

Showing 18 of 43 fundraising consulting firms based in the Netherlands

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Fundraising consulting firms based in the Netherlands at a glance

As of Sep 3, 2026
40.7%Verified-email coverage
10.0%Mobile-number coverage
8.1Average contacts per company
1-10Median size (employees)
27.9%Largest-city concentration · Amsterdam
Sep 3, 2026Page data refreshed

Companies by employee count

1-10
33
11-50
7
51-200
3

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 fundraising consulting 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 the Netherlands whose own description of what they do matches “fundraising consulting 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 fundraising consulting 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 fundraising consulting firms, 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, 142 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 3, 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 fundraising consulting 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 fundraising consulting firms are there based in the Netherlands?

RevenueBase identified 43 fundraising consulting firms 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?

Mindwize BV, headquartered in Hoofddorp, tops this list with the largest team on record.

Which city has the most fundraising consulting firms?

Amsterdam leads with 12 headquartered companies, followed by Utrecht (3) and Zwolle (2).

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 142 verified decision-maker contacts tracked across these 43 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 3, 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.