Company lists · Data refreshed September 2026

Top 17 Pro bono consulting firms based in the Netherlands

RevenueBase identified 55 company matches for pro bono consulting firms associated with the Netherlands as of September 2026 and tracks 533 professional contacts across them, including 162 with verified work emails and 26 with mobile numbers. Amsterdam is the largest hub.

This list covers company matches for pro bono consulting firms 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 5, 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 5, 2026 How this list was built
55Companies
533Contacts tracked
162Verified emails
26Mobile numbers
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The 17 largest pro bono consulting firms based in the Netherlands

Ranked by team size
Top 17 of 55 company matches for pro bono consulting firms based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 5, 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 5, 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 5, 2026 · View company records in RevenueBase
2Exact matchTilburg, NetherlandsHQ recorded Sep 5, 202651-20079 contacts →

Exact match

“Student Consultant is een adviesbureau dat volledig wordt gerund door ambitieuze studenten.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
3Exact matchHattem, NetherlandsHQ recorded Sep 5, 202611-5044 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
4Exact matchHaastrecht, NetherlandsHQ recorded Sep 5, 202611-5017 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
5Exact matchThe Netherlands / United States Of America / Globally, NetherlandsHQ recorded Sep 5, 202611-5012 contacts →

Exact match

“HVFC is a consultancy that works with impact driven organisations to help them diversify funding, increase impact, and build capacity.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
6Exact matchEmmen, NetherlandsHQ recorded Sep 5, 202611-5010 contacts →

Exact match

“Orgon consults all kind of profit and non-profit companies in accounting, taxes, control, management structuring, internal and external auditting, human resource management…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
7Exact matchAmsterdam, NetherlandsHQ recorded Sep 5, 20261-104 contacts →

Exact match

“The Sefa Social Consulting Group (SSCG) offers pro-bono, high-quality consulting services to small enterprises and non-profit organizations in the Netherlands.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
8Exact matchAlmere, NetherlandsHQ recorded Sep 5, 20261-103 contacts →

Exact match

“De advocaten zijn met name gespecialiseerd in strafrecht, jeugdzaken, personen-en familierecht (o.a.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
9Exact matchNijmegen, NetherlandsHQ recorded Sep 5, 20261-102 contacts →

Exact match

“Organisatie & advies.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
10Exact matchAmsterdam, NetherlandsHQ recorded Sep 5, 20261-101 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
11Exact matchGemeente Eindhoven, NetherlandsHQ recorded Sep 5, 20261-101 contacts →

Exact match

“Het dienstenpakket van Spectrigon omvat bedrijfskundig onderzoek, advies, coaching, programmamanagement, projectmanagement en interim-management.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
12Exact matchNoordwijk, NetherlandsHQ recorded Sep 5, 20261-101 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
13Exact matchRidderkerk, NetherlandsHQ recorded Sep 5, 20261-101 contacts →

Exact match

“Eén naam zegt meer dan duizend woorden.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
14Exact matchThe Hague, NetherlandsHQ recorded Sep 5, 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 5, 2026 · View company records in RevenueBase
15Exact matchNijmegen, NetherlandsHQ recorded Sep 5, 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 5, 2026 · View company records in RevenueBase
16Exact matchAmsterdam, NetherlandsHQ recorded Sep 5, 20261-101 contacts →

Exact match

“Van administratie tot business development, Business coaching, advies over financiele en fiscale zaken maar vooral met u meedenkende partner!”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
17Exact matchZundert, NetherlandsHQ recorded Sep 5, 20261-101 contacts →

Exact match

“Plannen.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase

Showing 17 of 55 pro bono consulting firms based in the Netherlands

See the full list, filter by size, metro and specialty, and access 162 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pro bono consulting firms based in the Netherlands at a glance

As of Sep 5, 2026
30.4%Verified-email coverage
4.9%Mobile-number coverage
9.7Average contacts per company
1-10Median size (employees)
18.2%Largest-city concentration · Amsterdam
Sep 5, 2026Page data refreshed

Companies by employee count

1-10
45
11-50
6
51-200
4

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 “pro bono consulting firms” 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 162 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 5, 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 “pro bono consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pro bono consulting firms are there based in the Netherlands?

RevenueBase identified 55 company matches for pro bono consulting firms 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 pro bono consulting firms?

Amsterdam leads with 10 company records, followed by Nijmegen (2) and Ridderkerk (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 162 professional contacts with verified work emails tracked across these 55 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 5, 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.