Company lists · Data refreshed November 2026

Top 25 Unified communications consultants based in the Netherlands

RevenueBase identified 69 company matches for unified communications consultants associated with the Netherlands as of November 2026 and tracks 1,823 professional contacts across them, including 507 with verified work emails. Harderwijk is the largest hub.

This list covers company matches for unified communications consultants 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
69Companies
1,823Contacts tracked
507Verified emails
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The 25 largest unified communications consultants based in the Netherlands

Ranked by team size
Top 25 of 69 company matches for unified communications consultants 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 matchVeghel, NetherlandsHQ recorded Nov 6, 202651-200418 contacts →

Exact match

“IT & UC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAlmere, NetherlandsHQ recorded Nov 6, 20261,001-5,000189 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAmstelveen, NetherlandsHQ recorded Nov 6, 202651-200105 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHalfweg, NetherlandsHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“New technologies are rapidly replacing traditional IT: voice and data have started to integrate and ‘the workplace’ becomes increasingly more mobile.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMijdrecht, NetherlandsHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Op het gebied van ICT zijn de mogelijkheden eindeloos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAlmelo, NetherlandsHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“Felloo heeft een ruim klantenbestand wat varieert van zakelijke dienstverlening tot aan zorginstellingen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWoerden, NetherlandsHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Avesqo is een onafhankelijke B2B audiovisuele en unified communications specialist voor alle zakelijke organisaties.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchElsloo, NetherlandsHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“SouthernHill is een innovatieve dienstverlener met een vernieuwende aanpak.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHarderwijk, NetherlandsHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Overhoff Telecom & ICT is opgericht in 1994 en heeft ruime ervaring in bedrijfscommunicatie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWaddinxveen, NetherlandsHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Flexcom is uw Business Partner op het gebied van zakelijke telefonie en IT.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchVlijmen, NetherlandsHQ recorded Nov 6, 202611-5015 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchApeldoorn, NetherlandsHQ recorded Nov 6, 20261-109 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCapelle Aan Den Ijssel, NetherlandsHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Desatel is al twintig jaar een zakelijke dienstverlener gespecialiseerd op het gebied van data- en telecommunicatie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchOude Meer, NetherlandsHQ recorded Nov 6, 20261-108 contacts →

Exact match

“VoiceByte adviseert, implementeert en ondersteunt totaaloplossingen voor telefonie, netwerk infrastructuur (UTP, glasvezel en WiFi; LAN en WAN), cloud- & werkplekbeheer en alle…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDelft, NetherlandsHQ recorded Nov 6, 202651-2008 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBj, NetherlandsHQ recorded Nov 6, 20261-108 contacts →

Exact match

“BenN Telecomconsulting is hét kompas voor organisaties die hun telefonie- en datanetwerken willen verbeteren.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchEnschede, NetherlandsHQ recorded Nov 6, 20261-107 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBarneveld, NetherlandsHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Van Delen Telecom is dé partner voor uw communicatie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchJoure, NetherlandsHQ recorded Nov 6, 202611-506 contacts →

Exact match

“De toenemende integratie tussen telecommunicatie en informatietechnologie maakt het belang van expertise essentiëler.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchEnschede, NetherlandsHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Microsoft UC focused IT consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHeeswijk-dinther, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Welkom bij Slim Telecom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchUithoorn, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSneek, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Onafhankelijke allround adviseurs met een helikopterview op het doolhof van providers in telefonie, cloud en internet verbindingen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLexmond, NetherlandsHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Foxnet is a consultancy firm that guarantees complete solutions for network issues.”

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

Showing 25 of 69 unified communications consultants based in the Netherlands

See the full list, filter by size, metro and specialty, and access 507 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Unified communications consultants based in the Netherlands at a glance

As of Nov 6, 2026
27.8%Verified-email coverage
26.4Average contacts per company
1-10Median size (employees)
4.3%Largest-city concentration · Harderwijk
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
39
11-50
19
51-200
8
201-500
1
1,001-5,000
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 69 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 “unified communications consultants” 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 507 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 “unified communications consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many unified communications consultants are there based in the Netherlands?

RevenueBase identified 69 company matches for unified communications consultants 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?

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

Which city has the most unified communications consultants?

Harderwijk leads with 3 company records, followed by Amsterdam (2) and Bj (2).

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 507 professional contacts with verified work emails tracked across these 69 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.