Company lists · Data refreshed September 2026
Top 25 Enterprise telecom companies based in the Netherlands
RevenueBase identified 369 enterprise telecom companies headquartered in the Netherlands as of September 2026 and tracks 11,700 professional contacts across them, including 5,050 with verified work emails. Amsterdam is the largest hub.
This list covers enterprise telecom 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 21, 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 enterprise telecom companies based in the Netherlands
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 5,037 contacts → | ||||
Indirect evidence “VodafoneZiggo is een krachtenbundeling van twee sterke Nederlandse bedrijven.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 492 contacts → | ||||
Indirect evidence “Expereo is a Manage Network as a Services company that connects people, places and things anywhere.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 432 contacts → | ||||
Indirect evidence “Eurofiber has been a provider of industry-leading open digital infrastructure since Utilizing our own fiberoptic network and datacenters, we provide smart, open, future-proof…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 339 contacts → | ||||
Indirect evidence “Jouw gids in de complexe wereld van IT & Communication.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 125 contacts → | ||||
Indirect evidence “Quanza levert netwerkoplossingen en beheerdiensten voor organisaties met een Network infrastructuur waar elke seconde telt.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 124 contacts → | ||||
Partial evidence “IPTP Networks is a leading Managed Service Provider (MSP)/ System Integrator (SI), Global ISP (AS41095), Telecom Infrastructure Services, and Software Development - a group of…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 93 contacts → | ||||
Indirect evidence “New technologies are rapidly replacing traditional IT: voice and data have started to integrate and ‘the workplace’ becomes increasingly more mobile.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 90 contacts → | ||||
Indirect evidence “Gamma Communications is een toonaangevende aanbieder van communicatie oplossingen voor zakelijke gebruikers.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 79 contacts → | ||||
Indirect evidence “Leuk dat u op de Axoft LinkedInpagina bent terecht gekomen!” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 64 contacts → | ||||
Partial 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 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 62 contacts → | ||||
Indirect evidence “De werkplek waar je blij van wordt!” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 57 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 56 contacts → | ||||
Partial evidence “QNP, gevestigd in Breda, is een ICT- en telecomspecialist die bedrijven ondersteunt met op maat gemaakte oplossingen.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 55 contacts → | ||||
Indirect evidence “Bij Tredion geloven we in een ICT-omgeving die perfect past bij jouw organisatie en je helpt om verder te groeien.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 45 contacts → | ||||
Indirect evidence “RoutIT is opgericht in en biedt innovatieve diensten op het gebied van internet, cloud, connectiviteit- en communicatie oplossingen.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 44 contacts → | ||||
Partial evidence “RSE telecom & ICT is specialist in zakelijk dataverkeer, mobiele en vaste telefonie in Noord-Nederland.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 43 contacts → | ||||
Indirect evidence “Hi, we are GNX, a provider of global internet and private connectivity on a mission: to simplify global networks, and everything in between.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 41 contacts → | ||||
Indirect evidence “Felloo heeft een ruim klantenbestand wat varieert van zakelijke dienstverlening tot aan zorginstellingen.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 41 contacts → | ||||
Indirect evidence “NGBLU fungeert als verlengstuk van haar partners.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 40 contacts → | ||||
Indirect evidence “Met als thuisbasis ons hoofdkantoor in Rotterdam, voorziet Trends ICT Groep bedrijfsleven, overheid en semi-overheid van kwalitatief hoogwaardige diensten en producten op het…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 40 contacts → | ||||
Indirect evidence “HTC International is een toonaangevende totaalleverancier van bedrijfscommunicatiesystemen en telematica-oplossingen.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 37 contacts → | ||||
Indirect evidence “TSV is al meer dan 20 jaar actief op het gebied van bedrijfscommunicatie en uitgegroeid tot een toonaangevend adviseur en uitvoerder van geïntegreerde ICT-systemen (bijvoorbeeld…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 36 contacts → | ||||
Partial evidence “Telecommunicatie draait vandaag de dag om veel meer dan bellen en gebeld worden.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 35 contacts → | ||||
Partial evidence “Sinds 2003 is Speakup BV aanbieder van oplossingen binnen de telecommunicatie.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 34 contacts → | ||||
Partial evidence “Altios is een ervaren ICT en Telecom dienstverlener voor de zakelijke markt.” Source: RevenueBase Database · checked Sep 21, 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: enterprise telecom 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 enterprise telecom companies.
- Partial evidence
- Its own public description names part of enterprise telecom companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name enterprise telecom 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 369 enterprise telecom companies based in the Netherlands
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Enterprise telecom companies based in the Netherlands at a glance
As of Sep 21, 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 369 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 enterprise telecom 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 “enterprise telecom 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 enterprise telecom 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 enterprise telecom 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, 5,050 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 21, 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 enterprise telecom 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 enterprise telecom companies are there based in the Netherlands?
RevenueBase identified 369 enterprise telecom 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?
Vodafoneziggo, headquartered in Utrecht, tops this list with the largest team on record.
Which city has the most enterprise telecom companies?
Amsterdam leads with 10 headquartered companies, followed by Rotterdam (8) and Almere (7).
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 5,050 verified decision-maker contacts tracked across these 369 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 21, 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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