Company lists · Data refreshed September 2026

Top 17 Nonprofit database management consultants based in the Netherlands

RevenueBase identified 38 company matches for nonprofit database management consultants associated with the Netherlands as of September 2026 and tracks 453 professional contacts across them, including 196 with verified work emails. Amsterdam is the largest hub.

This list covers company matches for nonprofit database management consultants 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 29, 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 29, 2026 How this list was built
38Companies
453Contacts tracked
196Verified emails
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The 17 largest nonprofit database management consultants based in the Netherlands

Ranked by team size
Top 17 of 38 company matches for nonprofit database management consultants based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchLeiden, NetherlandsHQ recorded Sep 29, 202651-200195 contacts →

Exact match

“De Kleine Consultant maakt Kleine Consultants en haar klanten groot door strategisch advies te bieden daar waar het de meeste waarde toevoegt.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 202651-20064 contacts →

Exact match

“Our mission is to boost the impact of development programmes worldwide.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchHattem, NetherlandsHQ recorded Sep 29, 202611-5044 contacts →

Exact match

“E&M Consultants is opgericht door Frank Engberts en Gert Meuleman.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchSliedrecht, NetherlandsHQ recorded Sep 29, 202611-5029 contacts →

Exact match

“WITh is een uniek accountantskantoor dat zich uitsluitend richt op de non-profitsector.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchHaastrecht, NetherlandsHQ recorded Sep 29, 202611-5017 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchZwolle, NetherlandsHQ recorded Sep 29, 202611-5013 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchZaandijk, NetherlandsHQ recorded Sep 29, 202611-509 contacts →

Exact match

“Wij zijn CISIS; marktleider in de Goede Doelen sector.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 20261-106 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact match's-hertogenbosch, NetherlandsHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Wij zijn Nexios.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Hello.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchNieuwerkerk Aan Den Ijssel, NetherlandsHQ recorded Sep 29, 20261-102 contacts →

Exact match

“The main reason for starting Bigdata4U is to support organizations to optimize their services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchNijmegen, NetherlandsHQ recorded Sep 29, 20261-101 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchBodegraven, NetherlandsHQ recorded Sep 29, 20261-101 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchThe Hague, NetherlandsHQ recorded Sep 29, 20261-101 contacts →

Exact match

“As a nonprofit Executive do you feel overwhelmed and confused about your systems and data management?”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchNoordwijk, NetherlandsHQ recorded Sep 29, 20261-101 contacts →

Exact match

“Organisatieadvies, begeleiding en interim management voor verenigingen, stichtingen en sociale ondernemingen.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchRijswijk, NetherlandsHQ recorded Sep 29, 20261-101 contacts →

Exact match

“We support philanthropies and non-profits to align their work with their values to create long-lasting, positive change.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchDiemen, NetherlandsHQ recorded Sep 29, 20261-101 contacts →

Exact match

“Voor advies en projectleiding op het gebied van datagedreven werken, business intelligence en grip op interne besturingsvraagstukken.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 17 of 38 nonprofit database management consultants based in the Netherlands

See the full list, filter by size, metro and specialty, and access 196 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nonprofit database management consultants based in the Netherlands at a glance

As of Sep 29, 2026
43.3%Verified-email coverage
11.9Average contacts per company
1-10Median size (employees)
13.2%Largest-city concentration · Amsterdam
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
5
51-200
3

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 “nonprofit database management consultants” 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 196 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 29, 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 “nonprofit database management consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nonprofit database management consultants are there based in the Netherlands?

RevenueBase identified 38 company matches for nonprofit database management consultants 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?

DE Kleine Consultant tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most nonprofit database management consultants?

Amsterdam leads with 5 company records, followed by The Hague (3) and Utrecht (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 196 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 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 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.