Company lists · Data refreshed September 2026

Top 25 Advisory and outsourcing services based in the Netherlands

RevenueBase identified 7,383 company matches for advisory and outsourcing services associated with the Netherlands as of September 2026 and tracks 65,936 professional contacts across them, including 23,917 with verified work emails and 4,868 with mobile numbers. Amsterdam is the largest hub.

This list covers company matches for advisory and outsourcing services 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 23, 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 23, 2026 How this list was built
7,383Companies
65,936Contacts tracked
23,917Verified emails
4,868Mobile numbers
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The 25 largest advisory and outsourcing services based in the Netherlands

Ranked by team size
Top 25 of 7,383 company matches for advisory and outsourcing services based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 23, 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 matchAmstelveen, NetherlandsHQ recorded Sep 23, 20261,001-5,0003,701 contacts →

Exact match

“KPMG Nederland levert hoogwaardige dienstverlening op het gebied van audit, tax en advisory.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
2Exact matchRotterdam, NetherlandsHQ recorded Sep 23, 20261,001-5,0001,312 contacts →

Exact match

“Insights you can act on CGI, opgericht in 1976, behoort tot de grootste IT en business consultancy bedrijven ter wereld.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
3Exact matchUtrecht, NetherlandsHQ recorded Sep 23, 20261,001-5,000996 contacts →

Exact match

“Meer dan cijfers: wij zijn jouw partner in groei Bij Baker Tilly kijken we verder.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
4Exact matchRotterdam, NetherlandsHQ recorded Sep 23, 2026501-1,000829 contacts →

Exact match

“SAA Verzekeringen – Betrouwbaar, Innovatief, en Altijd Dichtbij Sinds onze oprichting in 1982 staat SAA, wat staat voor Samenwerkende Assurantie Adviseurs, voor hoogwaardige…”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
5Exact matchAlphen Aan Den Rijn, NetherlandsHQ recorded Sep 23, 2026501-1,000739 contacts →

Exact match

“Grant Thornton in the Netherlands is a memberfirm of Grant Thornton International Ltd (GTIL), one of the world's largest networks [#7] of independent accounting and consulting…”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
6Exact matchZwolle, NetherlandsHQ recorded Sep 23, 20261,001-5,000683 contacts →

Exact match

“Wij zijn Moore MKW.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
7Exact matchEindhoven, NetherlandsHQ recorded Sep 23, 2026501-1,000565 contacts →

Exact match

“Crowe Foederer behoort tot de top van de accountants- en advieskantoren.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
8Exact matchZwolle, NetherlandsHQ recorded Sep 23, 2026501-1,000526 contacts →

Exact match

“Countus is een accountants- en adviesorganisatie die voor haar klanten, medewerkers en stakeholders streeft naar duurzaam succes.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
9Exact matchBreda, NetherlandsHQ recorded Sep 23, 2026201-500409 contacts →

Exact match

“Wij creëren zelf de kansen.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
10Exact matchAmersfoort, NetherlandsHQ recorded Sep 23, 202651-200385 contacts →

Exact match

“Hospitality Group is het advies- en projectmanagementbureau voor hospitality, facility management, huisvesting en inkoop.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
11Exact matchAlphen Aan Den Rijn, NetherlandsHQ recorded Sep 23, 2026n/a377 contacts →

Exact match

“Tidak in Alphen aan den Rijn is het administratiekantoor voor startende ondernemers, zzp'ers, mkb en particulieren.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
12Exact matchAmsterdam, NetherlandsHQ recorded Sep 23, 20261,001-5,000374 contacts →

Exact match

“Alpina Group is een landelijk werkende organisatie met sterke regionale wortels en internationale ambities.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
13Exact matchWierden, NetherlandsHQ recorded Sep 23, 2026n/a345 contacts →

Exact match

“Of je nu een starter, doorstromer, ondernemer of CEO van een organisatie bent: onze specialisten bijten zich vast in jouw vraag en helpen je met het vaststellen van jouw…”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
14Exact matchLeeuwarden, NetherlandsHQ recorded Sep 23, 2026201-500344 contacts →

Exact match

“Ondernemen doe je samen met Bentacera.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
15Exact matchGeertruidenberg, NetherlandsHQ recorded Sep 23, 2026201-500340 contacts →

Exact match

“Exceptional SAP service provider with daring and self-confidence Any SAP service provider must justify its existence by making other than traditional choices and by making the…”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
16Exact matchAmersfoort, NetherlandsHQ recorded Sep 23, 2026201-500300 contacts →

Exact match

“CROP registeraccountants, CROP belastingadviseurs, CROP corporate finance & CROP pensioenadviseurs is een middelgrote organisatie met vijf vestigingen in Midden-Nederland…”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
17Exact matchBaarn, NetherlandsHQ recorded Sep 23, 2026n/a281 contacts →

Exact match

“KPP is een onafhankelijk financieel adviesbureau gevestigd te Baarn in 1995 en is gespecialiseerd in complexe financiële zaken voor zowel particulieren als (startende) ondernemers.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
18Exact matchArnhem, NetherlandsHQ recorded Sep 23, 20261,001-5,000277 contacts →

Exact match

“Accon avm wordt Flynth.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
19Exact matchBoxmeer, NetherlandsHQ recorded Sep 23, 2026201-500272 contacts →

Exact match

“De roots van Bol Adviseurs liggen in de accountancy.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
20Exact matchZoetermeer, NetherlandsHQ recorded Sep 23, 2026201-500268 contacts →

Exact match

“Vanberkel Professionals versterkt publieke organisaties bij vraagstukken die inhoudelijke expertise én uitvoeringskracht vereisen.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
21Exact matchBarendrecht, NetherlandsHQ recorded Sep 23, 2026201-500248 contacts →

Exact match

“Ondernemen met vertrouwen Ondernemers werken elke dag met passie, visie en ambities in hun bedrijf.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
22Exact matchAmsterdam, NetherlandsHQ recorded Sep 23, 2026201-500245 contacts →

Exact match

“EVERY STEP OF THE WAY We are an independent corporate service provider founded in 2005, delivering exceptional services to top-tier clients worldwide with a global team of over…”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
23Exact matchGilze, NetherlandsHQ recorded Sep 23, 2026201-500236 contacts →

Exact match

“Vermetten heeft samen met haar partners een deskundig team van ca.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
24Exact matchEindhoven, NetherlandsHQ recorded Sep 23, 202651-200214 contacts →

Exact match

“Wij zijn experts in Strategy Consulting, Lean Project & Project Management, Digital Transformation, Finance & Control en Business Intelligence.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase
25Exact matchTilburg, NetherlandsHQ recorded Sep 23, 2026501-1,000207 contacts →

Exact match

“ABAB is businesspartner voor ondernemers en biedt naast accountancy dienstverlening een breed scala aan adviesdiensten.”

Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase

Showing 25 of 7,383 advisory and outsourcing services based in the Netherlands

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Advisory and outsourcing services based in the Netherlands at a glance

As of Sep 23, 2026
36.3%Verified-email coverage
7.4%Mobile-number coverage
8.9Average contacts per company
1-10Median size (employees)
6.4%Largest-city concentration · Amsterdam
Sep 23, 2026Page data refreshed

Companies by employee count

1-10
5,756
11-50
1,215
51-200
284
201-500
44
501-1,000
21
1,001-5,000
29
5,001-10,000
5
10001+
2

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 25.0d

Company record updated

Median 68.0d

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 “advisory and outsourcing services” 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 23,917 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 23, 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 “advisory and outsourcing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many advisory and outsourcing services are there based in the Netherlands?

RevenueBase identified 7,383 company matches for advisory and outsourcing services 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?

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

Which city has the most advisory and outsourcing services?

Amsterdam leads with 476 company records, followed by Rotterdam (216) and The Hague (162).

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 23,917 professional contacts with verified work emails tracked across these 7,383 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 23, 2026.

Ready to reach these companies? Verified emails and direct dials for all 7,383 advisory and outsourcing services based in the Netherlands. Start with a free account, no credit card.

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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.