Company lists · Data refreshed September 2026
Top 25 Network support outsourcing companies based in the Netherlands
RevenueBase identified 100 network support outsourcing companies headquartered in the Netherlands as of September 2026 and tracks 679 professional contacts across them, including 284 with verified work emails. Amsterdam is the largest hub.
This list covers network support outsourcing companies 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.
The 25 largest network support outsourcing companies based in the Netherlands
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 64 contacts → | ||||
Strong evidence “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.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 60 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 50 contacts → | ||||
Strong evidence “NETWORK SUPPORT - SOFTWARE DEVELOPMENT - SECURITY SYSTEMS Gebruik maken van de kennis die je hebt.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 48 contacts → | ||||
Indirect evidence “U bent al diverse malen moeten wisselen van IT dienstverlener?” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 37 contacts → | ||||
Indirect evidence “NETW: uw partner in IT NETW is een betrouwbare IT partner voor bedrijven en organisaties.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 34 contacts → | ||||
Indirect evidence “Het volledig ontzorgen van de klant, dát is onze prioriteit.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 22 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 19 contacts → | ||||
Indirect evidence “Com1 is een full service ICT provider die voor bedrijven, instellingen en grootschalige evenementen hun data en voice netwerken bouwt, implementeert, beveiligt en ondersteunt.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 18 contacts → | ||||
Partial evidence “SolidBE heeft uitgebreide ervaring op het gebied van networking en security.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 15 contacts → | ||||
Indirect evidence “BData, uw partner op het gebied van netwerk en systeembeheer voor zowel kleine als middelgrote bedrijven.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 14 contacts → | ||||
Indirect evidence “Campai ontzorgt haar klanten door het volledige of gedeeltelijke IT beheer uit handen te nemen.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 12 contacts → | ||||
Indirect evidence “Dag en nacht bereikbaar!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 12 contacts → | ||||
Indirect evidence “Bokxing IT zorgt ervoor dat opdrachtgevers ongestoord kunnen werken en zich op hun core business kunnen blijven concentreren.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 10 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 10 contacts → | ||||
Indirect evidence “CT-Groep spreekt uw taal door het leveren van branchespecifiek maatwerk in informatietechnologie, bekabeling, draadloze netwerken en offshore toepassingen.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 10 contacts → | ||||
Indirect evidence “TopServ IT is een onafhankelijke IT Service partner met een landelijke dekking en levert diverse diensten en producten voor uw totaal oplossing in IT.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 10 contacts → | ||||
Indirect evidence “Qware ICT is een IT-bedrijf uit de Drechtsteden.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 10 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 9 contacts → | ||||
Indirect evidence “Blue ICT is een ICT bedrijf dat oplossingen biedt op het gebied van Netwerkbeheer, Systeembeheer, Voice over IP en Internetprojecten.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 7 contacts → | ||||
Indirect evidence “Welkom op de pagina van aaZoo!| WIJ ZIJN | aaZoo!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 7 contacts → | ||||
Indirect evidence “MultIT, de naam geeft het al aan, een ALLROUND bedrijf voor al uw ICT gerelateerde vragen.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 7 contacts → | ||||
Indirect evidence “Allround IT is where IT-serve stands for.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 6 contacts → | ||||
Indirect evidence “Nimsys levert en beheert IP netwerken voor bedrijven en bedrijfsverzamel panden.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 5 contacts → | ||||
Partial evidence “IT Support 4U regelt uw complete systeem- en netwerkbeheer, zodat u zich ongestoord kunt richten op uw business.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 5 contacts → | ||||
Indirect evidence “ProcesPartners - uw partner in automatisering.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: network support outsourcing companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names network support outsourcing companies.
- Partial evidence
- Its own public description names part of network support outsourcing companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name network support outsourcing companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 100 network support outsourcing companies based in the Netherlands
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Network support outsourcing companies based in the Netherlands at a glance
As of Sep 29, 2026Companies by employee count
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 100 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 network support outsourcing companies, 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 “network support outsourcing companies”. 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 network support outsourcing companies), 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 network support outsourcing companies, 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, 284 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 network support outsourcing companies, 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 network support outsourcing companies are there based in the Netherlands?
RevenueBase identified 100 network support outsourcing companies 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?
Telesol Group, headquartered in Xh, tops this list with the largest team on record.
Which city has the most network support outsourcing companies?
Amsterdam leads with 6 headquartered companies, followed by Apeldoorn (2) and Breda (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 284 verified decision-maker contacts tracked across these 100 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.
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