Company lists · Data refreshed September 2026

Top 25 Legacy system modernization based in the Netherlands

RevenueBase identified 130 company matches for legacy system modernization associated with the Netherlands as of September 2026 and tracks 5,086 professional contacts across them, including 617 with verified work emails. Amsterdam is the largest hub.

This list covers company matches for legacy system modernization 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 20, 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 20, 2026 How this list was built
130Companies
5,086Contacts tracked
617Verified emails
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The 25 largest legacy system modernization based in the Netherlands

Ranked by team size
Top 25 of 130 company matches for legacy system modernization based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchEindhoven, NetherlandsHQ recorded Sep 20, 2026201-500212 contacts →

Exact match

“We support our customers to solve IT challenges and accelerate innovation.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchLeiden, NetherlandsHQ recorded Sep 20, 202651-200139 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchWognum, NetherlandsHQ recorded Sep 20, 202651-20089 contacts →

Exact match

“Bij NEXXT maken we IT tot een strategische kracht die organisaties laat groeien, innoveren en meebewegen met verandering.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchAlmelo, NetherlandsHQ recorded Sep 20, 202651-20052 contacts →

Exact match

“Connectworks IT professionals is een gespecialiseerde dienstverlener op het gebied van ICT.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchPoeldijk, NetherlandsHQ recorded Sep 20, 2026n/a50 contacts →

Exact match

“NETWORK SUPPORT - SOFTWARE DEVELOPMENT - SECURITY SYSTEMS Gebruik maken van de kennis die je hebt.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact match's-hertogenbosch, NetherlandsHQ recorded Sep 20, 202611-5049 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchNieuwkuijk, NetherlandsHQ recorded Sep 20, 202611-5047 contacts →

Exact match

“Ieder IT-bedrijf kan jouw netwerk- en systeem beheren zodat je prima uit de voeten kunt.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchRosmalen, NetherlandsHQ recorded Sep 20, 202651-20045 contacts →

Exact match

“Ready to turn your organization into a frontrunner?”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchNieuw-vennep, NetherlandsHQ recorded Sep 20, 202651-20040 contacts →

Exact match

“IT MUST WORK!”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchHaaften, NetherlandsHQ recorded Sep 20, 202611-5037 contacts →

Exact match

“Zorgeloos werken in een veilige en betrouwbare IT-omgeving.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchBreda, NetherlandsHQ recorded Sep 20, 202611-5032 contacts →

Exact match

“Wij zijn Allinco.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchNetherlandsHQ recorded Sep 20, 202611-5025 contacts →

Exact match

“Bij DDC kennen we de kracht van informatie.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchHaaksbergen, NetherlandsHQ recorded Sep 20, 202611-5024 contacts →

Exact match

“At Nubix, we stand for innovation and top quality in IT solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchSneek, NetherlandsHQ recorded Sep 20, 202611-5022 contacts →

Exact match

“Office IT voor al je innovatieve IT oplossingen.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchDen Bosch, NetherlandsHQ recorded Sep 20, 202611-5020 contacts →

Exact match

“i³ groep helpt organisaties die willen transformeren naar een krachtige moderne digitale onderneming.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchNieuwegein, NetherlandsHQ recorded Sep 20, 202611-5019 contacts →

Exact match

“Bij Qstars IT draait het niet om technologie, maar om wat jij ermee kunt bereiken.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchUtrecht, NetherlandsHQ recorded Sep 20, 2026201-50017 contacts →

Exact match

“DDG Consulting helps businesses and organizations improve their technology infrastructure and operations.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchCoevorden, NetherlandsHQ recorded Sep 20, 202651-20017 contacts →

Exact match

“Asysco is a leading technology provider for Legacy Transformation and offers proven, turnkey technology solutions and expertise for delivering high quality transformation and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchBreda, NetherlandsHQ recorded Sep 20, 202611-5016 contacts →

Exact match

“Wij zijn ViCi Consulting.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchBarendrecht, NetherlandsHQ recorded Sep 20, 202611-5015 contacts →

Exact match

“2makeITwork streeft na wat de naam zegt: wij maken IT oplossingen werkend!”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchRotterdam, NetherlandsHQ recorded Sep 20, 202611-5015 contacts →

Exact match

“DotSwan – Your Partner in Digital Transformation DotSwan is a full-service IT provider specializing in custom solutions that help organizations achieve their digital ambitions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchHeesch, NetherlandsHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“Dotcombusiness is een Managed Service Provider uit Heesch die MKB-organisaties helpt met IT die gewoon werkt.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchEindhoven, NetherlandsHQ recorded Sep 20, 20261-1011 contacts →

Exact match

“We believe IT should be in service of your business.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchVeldhoven, NetherlandsHQ recorded Sep 20, 202611-509 contacts →

Exact match

“Novion is een jong en dynamisch IT advies- en implementatiebureau, gespecialiseerd in online IT oplossingen.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchReuver, NetherlandsHQ recorded Sep 20, 20261-109 contacts →

Exact match

“Continuïteit, veiligheid en flexibiliteit zijn belangrijke speerpunten.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 130 legacy system modernization based in the Netherlands

See the full list, filter by size, metro and specialty, and access 617 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Legacy system modernization based in the Netherlands at a glance

As of Sep 20, 2026
12.1%Verified-email coverage
39.1Average contacts per company
1-10Median size (employees)
6.9%Largest-city concentration · Amsterdam
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
90
11-50
25
51-200
8
201-500
5
1,001-5,000
2

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 130 companies.

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 “legacy system modernization” 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 617 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 20, 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 “legacy system modernization”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many legacy system modernization are there based in the Netherlands?

RevenueBase identified 130 company matches for legacy system modernization 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?

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

Which city has the most legacy system modernization?

Amsterdam leads with 9 company records, followed by Rotterdam (5) and The Hague (5).

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 617 professional contacts with verified work emails tracked across these 130 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 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 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.