Company lists · Data refreshed September 2026

Top 25 Public sector IT consultants based in the Netherlands

RevenueBase identified 323 public sector IT consultants headquartered in the Netherlands as of September 2026 and tracks 5,774 professional contacts across them, including 1,737 with verified work emails. Amsterdam is the largest hub.

This list covers public sector IT consultants 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 29, 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 29, 2026 86% judged on-target in blind review
323Companies
5,774Contacts tracked
1,737Verified emails
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The 25 largest public sector IT consultants based in the Netherlands

Ranked by team size
Top 25 of 323 public sector IT consultants based in the Netherlands, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to public sector IT consultants: 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 evidenceZaltbommel, NetherlandsHQ checked Sep 29, 20261,001-5,000883 contacts →

Indirect evidence

“THE BEST OF ICT WITH A HUMAN TOUCH Technology is changing the world faster than ever.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceHilversum, NetherlandsHQ checked Sep 29, 2026201-500659 contacts →

Indirect evidence

“SLTN is one of the largest privately-owned ICT companies in the Netherlands.”

Source: RevenueBase Database · checked Sep 29, 2026
3Strong evidence5211 Al 's Hertogenbosch, NetherlandsHQ checked Sep 29, 2026201-500283 contacts →

Strong evidence

“JS Consultancy is al meer dan 30 jaar marktleider in het bemiddelen van professionals voor de publieke zaak.”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceZoetermeer, NetherlandsHQ checked Sep 29, 2026201-500268 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceHeerlen, NetherlandsHQ checked Sep 29, 2026201-500194 contacts →

Indirect evidence

“The way you design, build and operate is changing radically.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceCapelle Aan Den Ijssel, NetherlandsHQ checked Sep 29, 2026n/a183 contacts →

Indirect evidence

“We help organizations gain control over their digital foundation.”

Source: RevenueBase Database · checked Sep 29, 2026
7Strong evidenceLeiden, NetherlandsHQ checked Sep 29, 202651-200139 contacts →

Strong evidence

“FreshMinds is an IT Consultancy company with focus on Software, Data, Cloud- & Cyber Security Engineering.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceUtrecht, NetherlandsHQ checked Sep 29, 202651-200122 contacts →

Indirect evidence

“Leading Digital Innovation Strict helpt vanaf het strategische idee tot en met de succesvolle implementatie om het allerbeste uit digitale innovaties te halen en deze renderend in…”

Source: RevenueBase Database · checked Sep 29, 2026
9Partial evidenceAx, NetherlandsHQ checked Sep 29, 2026201-500107 contacts →

Partial evidence

“Eraneos is an international management and technology consultancy that helps shape the digital future of organizations.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceHoofddorp, NetherlandsHQ checked Sep 29, 202651-200104 contacts →

Indirect evidence

“Samen de basis leggen voor maatschappelijk resultaat.”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 29, 202651-20080 contacts →

Indirect evidence

“We are your backbone for a secure and resilient digital infrastructure.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceEindhoven, NetherlandsHQ checked Sep 29, 202651-20077 contacts →

Indirect evidence

“In een wereld vol risico’s en verplichtingen is het een uitdaging om in control te zijn én je prioriteiten scherp te houden.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceOdijk, NetherlandsHQ checked Sep 29, 202651-20074 contacts →

Indirect evidence

“Wie zijn we?”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceDen Haag, NetherlandsHQ checked Sep 29, 20261,001-5,00074 contacts →

Indirect evidence

“UBR.”

Source: RevenueBase Database · checked Sep 29, 2026
15Strong evidenceRijswijk, NetherlandsHQ checked Sep 29, 202651-20071 contacts →

Strong evidence

“Ventus, founded in 1998, is an IT secondment agency that supports its clients with the secondment of IT managers, IT consultants and IT specialists.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceRotterdam, NetherlandsHQ checked Sep 29, 202651-20069 contacts →

Indirect evidence

“Wij zijn Dux Group, geboren en gebouwd in Rotterdam.”

Source: RevenueBase Database · checked Sep 29, 2026
17Strong evidenceZoetermeer, NetherlandsHQ checked Sep 29, 202651-20068 contacts →

Strong evidence

“Strategic consultants let IT work for you Verdonck, Klooster & Associates is an independent consultancy company with extensive experience at the intersection of strategy…”

Source: RevenueBase Database · checked Sep 29, 2026
18Partial evidenceOirschot, NetherlandsHQ checked Sep 29, 202651-20062 contacts →

Partial evidence

“Bizob is dé partner voor meer dan 35 gemeenten en publieke organisaties op het gebied van inkoop en aanbestedingen.”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceDriebergen-rijsenburg, NetherlandsHQ checked Sep 29, 202651-20062 contacts →

Partial evidence

“DiVetro is een onafhankelijk adviesbureau dat gespecialiseerd is in het beantwoorden en implementeren van IT-gerelateerde strategische vraagstukken.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceWaardenburg, NetherlandsHQ checked Sep 29, 202651-20054 contacts →

Indirect evidence

“Adviesbureau voor informatiseringsprojecten in de zorg D&A medical group is sinds actief in de Nederlandse zorg-ICT.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceUtrecht, NetherlandsHQ checked Sep 29, 202651-20053 contacts →

Indirect evidence

“Sunbytes is a Dutch company (HQ: the Netherlands) with a delivery hub in Vietnam, built to help international teams Transform, Secure, and Accelerate their business.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidence's-hertogenbosch, NetherlandsHQ checked Sep 29, 202611-5049 contacts →

Indirect evidence

“Aanjager van jouw digitale revolutie In een wereld waar technologie sneller evolueert dan je koffiemachine kan bijhouden, zorgen wij ervoor dat jij wél grip houdt.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceHouten, NetherlandsHQ checked Sep 29, 202651-20047 contacts →

Indirect evidence

“Met meer dan 100 enthousiaste Solviteers brengen wij mensen, processen en ICT bij elkaar.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceRosmalen, NetherlandsHQ checked Sep 29, 202651-20045 contacts →

Indirect evidence

“Ready to turn your organization into a frontrunner?”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceUtrecht, NetherlandsHQ checked Sep 29, 202651-20037 contacts →

Indirect evidence

“Welkom bij Caesar Groep!”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 323 public sector IT consultants based in the Netherlands

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Public sector IT consultants based in the Netherlands at a glance

As of Sep 29, 2026
30.1%Verified-email coverage
17.9Average contacts per company
1-10Median size (employees)
6.5%Largest-city concentration · Amsterdam
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
221
11-50
51
51-200
33
201-500
11
501-1,000
2
1,001-5,000
3
5,001-10,000
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 323 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 public sector IT consultants, 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 “public sector IT consultants”. 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 public sector IT consultants), 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 public sector IT consultants, 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, 1,737 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 29, 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 public sector IT consultants, 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 public sector IT consultants are there based in the Netherlands?

RevenueBase identified 323 public sector IT consultants 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?

Axians NL, headquartered in Lj, tops this list with the largest team on record.

Which city has the most public sector IT consultants?

Amsterdam leads with 21 headquartered companies, followed by Utrecht (15) and Rotterdam (14).

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 1,737 verified decision-maker contacts tracked across these 323 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 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 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.