Company lists · Data refreshed November 2026

Top 25 IT non outsourced data networks based in the Netherlands

RevenueBase identified 194 company matches for IT non outsourced data networks associated with the Netherlands as of November 2026 and tracks 1,519 professional contacts across them, including 597 with verified work emails. Almere is the largest hub.

This list covers company matches for IT non outsourced data networks 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 November 6, 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 Nov 6, 2026 How this list was built
194Companies
1,519Contacts tracked
597Verified emails
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The 25 largest IT non outsourced data networks based in the Netherlands

Ranked by team size
Top 25 of 194 company matches for IT non outsourced data networks based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchAmsterdam, NetherlandsHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“Quanza levert netwerkoplossingen en beheerdiensten voor organisaties met een Network infrastructuur waar elke seconde telt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHengelo, NetherlandsHQ recorded Nov 6, 2026n/a68 contacts →

Exact match

“Netwerk- en systeembeheer MKB - Inrichten ICT infrastructuur - Microsoft specialist - SBS 2003/2008/2011, XP, Windows 7 en 8, MS Server 2003/2008/2012, Exchange - Juniper…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Telesol Group is a trusted and ISO 9001:2015 and ISO 27001:2013 certified IT network support partner offering a range of telecommunication services worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAlmelo, NetherlandsHQ recorded Nov 6, 202651-20053 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchZuidbroek, NetherlandsHQ recorded Nov 6, 202651-20052 contacts →

Exact match

“VIB Netwerken is een full-service installatiebedrijf dat ontwerpt en realiseert complete kabeltelevisie, data en telecommunicatienetwerken.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPoeldijk, NetherlandsHQ recorded Nov 6, 2026n/a52 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchStellendam, NetherlandsHQ recorded Nov 6, 2026n/a45 contacts →

Exact match

“NETW: uw partner in IT NETW is een betrouwbare IT partner voor bedrijven en organisaties.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchZwolle, NetherlandsHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Infracom = Your Full Service IT partner!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNaaldwijk, NetherlandsHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“The BICT Groep provides IT-related services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchEindhoven, NetherlandsHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“The world around us is changing and the digital influence on companies is increasing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBreda, NetherlandsHQ recorded Nov 6, 20261-1025 contacts →

Exact match

“Uw partner voor werkplekbeheer, cloud-beheer en -support, remote support, internet verbindingen, systeembeheer, beveiliging, monitoring, back-up (on-premise en cloud), VoIP…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchEindhoven, NetherlandsHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“OBI bouwt en beheert computernetwerken voor kantoren en industrie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHaarlem, NetherlandsHQ recorded Nov 6, 2026201-50017 contacts →

Exact match

“Reboot Monkey is a globally recognized leader in IT, offering comprehensive data center management services and solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNaarden, NetherlandsHQ recorded Nov 6, 20261-1016 contacts →

Exact match

“Steeds vaker staan bedrijven voor complexe IT-uitdagingen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchXa, NetherlandsHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Overal en altijd verbinding tot het netwerk.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSurhuisterveen, NetherlandsHQ recorded Nov 6, 20261-1013 contacts →

Exact match

“Maten ICT helpt u graag met- Systeem- Netwerk beheer - VoIP Diensten - Virtualisatie - ADSL- Glasverbindingen - Mail diensten - Hosting - Cloud omgeving Ons systeembeheer ook voor…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGemert, NetherlandsHQ recorded Nov 6, 20261-1013 contacts →

Exact match

“Dag en nacht bereikbaar!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDeventer, NetherlandsHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“BData, uw partner op het gebied van netwerk en systeembeheer voor zowel kleine als middelgrote bedrijven.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchDordrecht, NetherlandsHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Qware ICT is dé Managed Service Provider uit de Drechtsteden voor organisaties die verwachten dat hun IT gewoon werkt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchZoetermeer, NetherlandsHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Campai ontzorgt haar klanten door het volledige of gedeeltelijke IT beheer uit handen te nemen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Optora is an IT service provider that is committed above all to one thing: getting the job done for our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchDelft, NetherlandsHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Bokxing IT zorgt ervoor dat opdrachtgevers ongestoord kunnen werken en zich op hun core business kunnen blijven concentreren.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCapelle Aan Den Ijssel, NetherlandsHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“CT-Groep spreekt uw taal door het leveren van branchespecifiek maatwerk in informatietechnologie, bekabeling, draadloze netwerken en offshore toepassingen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchZwaag, NetherlandsHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Blue ICT is een ICT bedrijf dat oplossingen biedt op het gebied van Netwerkbeheer, Systeembeheer, Voice over IP en Internetprojecten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSteenbergen, NetherlandsHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“TopServ IT is een onafhankelijke IT Service partner met een landelijke dekking en levert diverse diensten en producten voor uw totaal oplossing in IT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 194 IT non outsourced data networks based in the Netherlands

See the full list, filter by size, metro and specialty, and access 597 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT non outsourced data networks based in the Netherlands at a glance

As of Nov 6, 2026
39.3%Verified-email coverage
7.8Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · Almere
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
137
11-50
46
51-200
9
201-500
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 194 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 “IT non outsourced data networks” 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 597 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 November 6, 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 “IT non outsourced data networks”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT non outsourced data networks are there based in the Netherlands?

RevenueBase identified 194 company matches for IT non outsourced data networks associated with the Netherlands as of November 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?

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

Which city has the most IT non outsourced data networks?

Almere leads with 5 company records, followed by Amsterdam (5) and Rotterdam (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 597 professional contacts with verified work emails tracked across these 194 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 November 6, 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.