Company lists · Data refreshed September 2026

Top 25 Unified communications platform companies based in the Netherlands

RevenueBase identified 64 unified communications platform companies headquartered in the Netherlands as of September 2026 and tracks 1,492 professional contacts across them, including 456 with verified work emails. Amsterdam is the largest hub.

This list covers unified communications platform 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.

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
64Companies
1,492Contacts tracked
456Verified emails
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The 25 largest unified communications platform companies based in the Netherlands

Ranked by team size
Top 25 of 64 unified communications platform companies 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 unified communications platform companies: 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 evidenceVeghel, NetherlandsHQ checked Sep 29, 202651-200394 contacts →

Indirect evidence

“IT & UC.”

Source: RevenueBase Database · checked Sep 29, 2026
2Strong evidenceAlmere, NetherlandsHQ checked Sep 29, 20261,001-5,000178 contacts →

Strong evidence

“A unified communications company, helping customers work wonders, for their workplaces, their teams and their business.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceAmstelveen, NetherlandsHQ checked Sep 29, 202651-20090 contacts →

Partial evidence

“Gamma Communications is een toonaangevende aanbieder van communicatie oplossingen voor zakelijke gebruikers.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceSint-oedenrode, NetherlandsHQ checked Sep 29, 20261,001-5,00065 contacts →

Indirect evidence

“Als wereldwijde leider in hybride werkoplossingen begrijpt Dstny dat goed werk begint met goede communicatie.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceDelft, NetherlandsHQ checked Sep 29, 202651-20062 contacts →

Indirect evidence

“Slimme communicatie.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceDeventer, NetherlandsHQ checked Sep 29, 202611-5023 contacts →

Indirect evidence

“Maakt u ook nog steeds gebruik van een lokaal beheerde server of telefooncentrale?”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceGoes, NetherlandsHQ checked Sep 29, 202611-5017 contacts →

Partial evidence

“Conniption Communication Suite is dé oplossing voor alle communicatiebehoeften van het MKB en de zakelijke markt.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceVlijmen, NetherlandsHQ checked Sep 29, 202611-5016 contacts →

Indirect evidence

“Do you want to work wherever you are, communicate efficiently and have flexible ways to collaborate with customers and colleagues?”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceHengelo, NetherlandsHQ checked Sep 29, 202611-5014 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 29, 202611-5014 contacts →

Indirect evidence

“Telador is een telecomprovider die haar partners in staat stelt om onder eigen naam en label de juiste communicatiemiddelen aan haar klanten te bieden.”

Source: RevenueBase Database · checked Sep 29, 2026
11Strong evidenceThe Hague, NetherlandsHQ checked Sep 29, 202611-5014 contacts →

Strong evidence

“We build cloud-telephony and Unified Communication solutions that replace a legacy PBX.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceUtrecht, NetherlandsHQ checked Sep 29, 202611-5013 contacts →

Indirect evidence

“Unlock the Full Potential of Microsoft Teams with Callto365: Your Ultimate Business Voice Solution.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceNaarden, NetherlandsHQ checked Sep 29, 202611-5013 contacts →

Indirect evidence

“Wat wij doen VIPcom helpt organisaties hun communicatie te optimaliseren in een steeds digitalere en complexere wereld.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceHilversum, NetherlandsHQ checked Sep 29, 202611-5012 contacts →

Partial evidence

“Dia Telecom is active in cloud-based communication solutions for over 16 years.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceJc, NetherlandsHQ checked Sep 29, 20261-1010 contacts →

Indirect evidence

“Teamwork Helping all customers from a single portal.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceApeldoorn, NetherlandsHQ checked Sep 29, 20261-109 contacts →

Indirect evidence

“Saylus BV helpt organisaties om altijd bereikbaar te blijven.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceNijkerk, NetherlandsHQ checked Sep 29, 202611-507 contacts →

Indirect evidence

“Large enough to serve you, small enough to know you.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceBreda, NetherlandsHQ checked Sep 29, 202611-506 contacts →

Indirect evidence

“Comcross is specialist op het gebied van digitale, visuele samenwerkingsoplossingen.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceEnschede, NetherlandsHQ checked Sep 29, 20261-106 contacts →

Indirect evidence

“24Connect - Sterk in bedrijfscommunicatie, connectivity, systeembeheer, security en cloud gerelateerd werken.”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceRijssen, NetherlandsHQ checked Sep 29, 202611-506 contacts →

Partial evidence

“Smart and easy communication & collaboration.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceVeghel, NetherlandsHQ checked Sep 29, 20261-106 contacts →

Partial evidence

“4Webcom is a specialist in webbased communication and web collaboration.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceEmmen, NetherlandsHQ checked Sep 29, 202611-505 contacts →

Indirect evidence

“Bellen via internet, voor consumenten al de normaalste zaak ter wereld.”

Source: RevenueBase Database · checked Sep 29, 2026
23Strong evidenceUithoorn, NetherlandsHQ checked Sep 29, 20261-105 contacts →

Strong evidence

“Converged communications: Connectivity, VoIP, Fixed Mobile Convergence (FMC), Unified Comunications (UCAAS), Contact Center (CCAAS)”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceDelft, NetherlandsHQ checked Sep 29, 202651-2005 contacts →

Indirect evidence

“Bent u op zoek naar de beste oplossing om uw medewerkers onderling en ook optimaal met klanten te laten communiceren?”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceLeusden, NetherlandsHQ checked Sep 29, 202611-504 contacts →

Indirect evidence

“STERK IN SAMENWERKEN EN MODERN COMMUNICEREN” Welkom bij The VOIP Company.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 64 unified communications platform companies based in the Netherlands

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Unified communications platform companies based in the Netherlands at a glance

As of Sep 29, 2026
30.6%Verified-email coverage
23.3Average contacts per company
11-50Median size (employees)
9.4%Largest-city concentration · Amsterdam
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
26
51-200
7
201-500
1
501-1,000
1
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 64 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 unified communications platform 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 “unified communications platform 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 unified communications platform 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 unified communications platform 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, 456 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 unified communications platform 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 unified communications platform companies are there based in the Netherlands?

RevenueBase identified 64 unified communications platform 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?

BSU, headquartered in Ax, tops this list with the largest team on record.

Which city has the most unified communications platform companies?

Amsterdam leads with 6 headquartered companies, followed by Utrecht (3) and Jc (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 456 verified decision-maker contacts tracked across these 64 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.