Company lists · Data refreshed September 2026

Top 25 Compliance auditing consultancies based in the Netherlands

RevenueBase identified 93 compliance auditing consultancies headquartered in the Netherlands as of September 2026 and tracks 448 professional contacts across them, including 172 with verified work emails. Amsterdam is the largest hub.

This list covers compliance auditing consultancies 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 27, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review
93Companies
448Contacts tracked
172Verified emails
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The 25 largest compliance auditing consultancies based in the Netherlands

Ranked by team size
Top 25 of 93 compliance auditing consultancies based in the Netherlands, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to compliance auditing consultancies: 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 evidenceRotterdam, NetherlandsHQ checked Sep 27, 2026n/a41 contacts →

Partial evidence

“Het Nederlands Compliance Instituut is gespecialiseerd in compliance bij (financiële) ondernemingen, alsmede de ontwikkeling en uitvoering van opleidingen en onderzoek op het…”

Source: RevenueBase Database · checked Sep 27, 2026
2Partial evidenceHendrik Ido Ambacht, NetherlandsHQ checked Sep 27, 202611-5028 contacts →

Partial evidence

“Wij zijn een certificerende instelling dat zich richt op certificering en auditing van professionele, kennisintensieve dienstverlenende organisaties.”

Source: RevenueBase Database · checked Sep 27, 2026
3Partial evidenceHollandscheveld, NetherlandsHQ checked Sep 27, 202611-5027 contacts →

Partial evidence

“QVOX is front runner in the world of certification and compliance.”

Source: RevenueBase Database · checked Sep 27, 2026
4Partial evidenceLeiderdorp, NetherlandsHQ checked Sep 27, 202611-5027 contacts →

Partial evidence

“Audittrail verzorgt audits voor en adviseert over de vakgebieden informatiebeveiliging, privacy, governance, risk & compliance en kwaliteit.”

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 27, 202611-5025 contacts →

Indirect evidence

“Every audit, certification, KYC and risk assessment your buyers, auditors and regulators require, automated across your entire value chain.”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceLeuvenheim, NetherlandsHQ checked Sep 27, 202611-5024 contacts →

Indirect evidence

“In the 13 years that InAudit has been in existence, we have grown from a provider of internal audit services into a group that does much more than that.”

Source: RevenueBase Database · checked Sep 27, 2026
7Indirect evidenceEindhoven, NetherlandsHQ checked Sep 27, 202611-5022 contacts →

Indirect evidence

“é.”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceHoofddorp, NetherlandsHQ checked Sep 27, 202611-5017 contacts →

Indirect evidence

“Welkom bij Just Audit!”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceHilversum, NetherlandsHQ checked Sep 27, 202651-20013 contacts →

Indirect evidence

“Door de alsmaar veranderende, complexere wereld en steeds nieuwe wet- en regelgeving ontstaan er nieuwe risico’s en kansen.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceRotterdam, NetherlandsHQ checked Sep 27, 202611-5011 contacts →

Indirect evidence

“Risguard was founded by Thom, Wolbert and Jurgen, three experienced IT-audit professionals with over 25 years of combined experience in IT audit, IT risk management & IT…”

Source: RevenueBase Database · checked Sep 27, 2026
11Strong evidenceDen Haag, NetherlandsHQ checked Sep 27, 202611-509 contacts →

Strong evidence

“Cyberus is an Assurance, Advisory and Consultancy firm, active in the areas IT Auditing, Risk Management, Privacy, Compliance & Cyber Security.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceRotterdam, NetherlandsHQ checked Sep 27, 20261-108 contacts →

Indirect evidence

“The numbers tell the tale!”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceHaarlem, NetherlandsHQ checked Sep 27, 202651-2007 contacts →

Indirect evidence

“Welkom op de Linkedln pagina van HCA.”

Source: RevenueBase Database · checked Sep 27, 2026
14Indirect evidenceHalfweg, NetherlandsHQ checked Sep 27, 20261-107 contacts →

Indirect evidence

“Transparency and reliability are core values for Conify.”

Source: RevenueBase Database · checked Sep 27, 2026
15Indirect evidenceRotterdam, NetherlandsHQ checked Sep 27, 20261-107 contacts →

Indirect evidence

“Wij helpen organisaties grip te krijgen op wet- en regelgeving.”

Source: RevenueBase Database · checked Sep 27, 2026
16Partial evidenceHoofddorp, NetherlandsHQ checked Sep 27, 202651-2004 contacts →

Partial evidence

“Human Force is een ambitieuze en kwaliteit gedreven organisatie met een focus op de disciplines Compliance, Overheid & ICT.”

Source: RevenueBase Database · checked Sep 27, 2026
17Partial evidenceWeert, NetherlandsHQ checked Sep 27, 20261-103 contacts →

Partial evidence

“Alura Group is a product compliance consulting company.”

Source: RevenueBase Database · checked Sep 27, 2026
18Partial evidenceTiel, NetherlandsHQ checked Sep 27, 20261-103 contacts →

Partial evidence

“We help organisations become audit-ready, compliant and in control in complex and regulated environments”

Source: RevenueBase Database · checked Sep 27, 2026
19Partial evidenceWarmond, NetherlandsHQ checked Sep 27, 20261-103 contacts →

Partial evidence

“HODARI provides services regarding privacy, compliance, information security and governance.”

Source: RevenueBase Database · checked Sep 27, 2026
20Partial evidenceDordrecht, NetherlandsHQ checked Sep 27, 20261-102 contacts →

Partial evidence

“Q-RESULTANCY is een betrouwbare dienstverlener met ruime ervaring op het gebied van auditing, advisering en consultancy met betrekking tot informatiebeveiliging, privacy en…”

Source: RevenueBase Database · checked Sep 27, 2026
21Partial evidenceMierlo, NetherlandsHQ checked Sep 27, 20261-102 contacts →

Partial evidence

“Ophrys is als full-service dienstverlener gespecialiseerd in compliance voor de financiële dienstverlening.”

Source: RevenueBase Database · checked Sep 27, 2026
22Strong evidenceRotterdam, NetherlandsHQ checked Sep 27, 20261-101 contacts →

Strong evidence

“Identity Architect provides consultancy and auditing services with regards to identity management, information security and compliance.”

Source: RevenueBase Database · checked Sep 27, 2026
23Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 27, 20261-101 contacts →

Indirect evidence

“Van de Wetering Advies heeft ruime ervaring uw bedrijf te verduurzamen, kosten te besparen en te laten voldoen aan de wettelijke verplichtingen.”

Source: RevenueBase Database · checked Sep 27, 2026
24Partial evidenceAmsterdam, NetherlandsHQ checked Sep 27, 20261-101 contacts →

Partial evidence

“Externe Vertrouwenspersoon Advies Interne meldstructuur & compliance”

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidenceAmersfoort, NetherlandsHQ checked Sep 27, 20261-101 contacts →

Indirect evidence

“Impossible is not an option; I find solutions.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 93 compliance auditing consultancies based in the Netherlands

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Compliance auditing consultancies based in the Netherlands at a glance

As of Sep 27, 2026
38.4%Verified-email coverage
4.8Average contacts per company
1-10Median size (employees)
15.1%Largest-city concentration · Amsterdam
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
67
11-50
16
51-200
8
501-1,000
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 93 companies.

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 compliance auditing consultancies, 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 “compliance auditing consultancies”. 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 compliance auditing consultancies), 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 compliance auditing consultancies, 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, 172 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 27, 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 compliance auditing consultancies, 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 compliance auditing consultancies are there based in the Netherlands?

RevenueBase identified 93 compliance auditing consultancies 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?

Nederlands Compliance Instituut, headquartered in Rotterdam, tops this list with the largest team on record.

Which city has the most compliance auditing consultancies?

Amsterdam leads with 14 headquartered companies, followed by Rotterdam (8) and Haarlem (4).

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 172 verified decision-maker contacts tracked across these 93 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 27, 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.