Company lists · Data refreshed September 2026

Top 16 Fraud investigation services based in the Netherlands

RevenueBase identified 38 fraud investigation services headquartered in the Netherlands as of September 2026 and tracks 267 professional contacts across them, including 122 with verified work emails. Haarlem is the largest hub.

This list covers fraud investigation services 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 20, 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 20, 2026 86% judged on-target in blind review
38Companies
267Contacts tracked
122Verified emails
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The 16 largest fraud investigation services based in the Netherlands

Ranked by team size
Top 16 of 38 fraud investigation services based in the Netherlands, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to fraud investigation services: 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
1Indirect evidenceVeenendaal, NetherlandsHQ checked Sep 20, 202651-200113 contacts →

Indirect evidence

“DataExpert’s mission is to empower law enforcement, military, intelligence agencies, customs, other government organizations, banks, telecommunication companies, insurance…”

Source: RevenueBase Database · checked Sep 20, 2026
2Partial evidenceAmsterdam, NetherlandsHQ checked Sep 20, 202651-20059 contacts →

Partial evidence

“ThreatFabric is fusing 15 years of leading threat research and fraud experience with next-gen technology to detect the latest fraud threats.”

Source: RevenueBase Database · checked Sep 20, 2026
3Strong evidenceHorst Aan De Maas, NetherlandsHQ checked Sep 20, 202611-5015 contacts →

Strong evidence

“Your European partner for (forensic) fraud investigations.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceGravenhage, NetherlandsHQ checked Sep 20, 202611-508 contacts →

Indirect evidence

“Transparent Business Solution B.V.”

Source: RevenueBase Database · checked Sep 20, 2026
5Partial evidenceAmsterdam, NetherlandsHQ checked Sep 20, 202611-505 contacts →

Partial evidence

“Holland Integrity Group (HIG) is the leading independent investigation and advisory firm supporting profit and non-profit organisations in increasing their resilience to…”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceVelsen-zuid, NetherlandsHQ checked Sep 20, 20261-105 contacts →

Indirect evidence

“Integis BV is een zelfstandig en onafhankelijk kantoor van forensisch accountants en andere onderzoekspecialisten.”

Source: RevenueBase Database · checked Sep 20, 2026
7Partial evidenceEindhoven, NetherlandsHQ checked Sep 20, 20261-104 contacts →

Partial evidence

Investigations Services.”

Source: RevenueBase Database · checked Sep 20, 2026
8Partial evidenceZaandijk, NetherlandsHQ checked Sep 20, 202611-503 contacts →

Partial evidence

“PSG Recherche is a company that delivers high-quality investigation and consulting services.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceAlmelo, NetherlandsHQ checked Sep 20, 20261-103 contacts →

Indirect evidence

“Diefstal, fraude, oplichting, bedrijfsspionage; om zomaar even iets op te noemen.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceHeerenveen, NetherlandsHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

“E11EVEN is founded by Theunis Kloosterman and Dirk de Hen in 2011.”

Source: RevenueBase Database · checked Sep 20, 2026
11Partial evidenceApeldoorn, NetherlandsHQ checked Sep 20, 202651-2002 contacts →

Partial evidence

“The DIGITPOL Stolen Vehicle Recovery Unit is an international vehicle investigation, recovery, and repatriation agency specialising in the tracing, location, seizure, recovery…”

Source: RevenueBase Database · checked Sep 20, 2026
12Partial evidenceOisterwijk, NetherlandsHQ checked Sep 20, 20261-102 contacts →

Partial evidence

“Private Investigation Company with a worldwide specialized Frauddesk for the investigation of Identity Documents, banknotes and secured documents s.a.”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceHaarlemmermeer, NetherlandsHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Inquirendum is een recherche- en digitaal onderzoeksbureau.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceAlmere, NetherlandsHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Het Offshore Kenniscentrum doet onderzoek naar fraude.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidencePapendrecht, NetherlandsHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Gespecialiseerd in het onderzoeken van interne diefstal en fraude.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceHaarlem, NetherlandsHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Fintegrity is gespecialiseerd in financieel onderzoek.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 16 of 38 fraud investigation services based in the Netherlands

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Fraud investigation services based in the Netherlands at a glance

As of Sep 20, 2026
45.7%Verified-email coverage
7.0Average contacts per company
1-10Median size (employees)
7.9%Largest-city concentration · Haarlem
Sep 20, 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

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among fraud investigation services, 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 “fraud investigation services”. 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 fraud investigation services), 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 fraud investigation services, 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, 122 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 20, 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 fraud investigation services, 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 fraud investigation services are there based in the Netherlands?

RevenueBase identified 38 fraud investigation services 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?

Dataexpert, headquartered in Pd, tops this list with the largest team on record.

Which city has the most fraud investigation services?

Haarlem leads with 3 headquartered companies, followed by Almere (2) and Amsterdam (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 122 verified decision-maker contacts tracked across these 38 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 20, 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.