Company lists · Data refreshed September 2026

Top 23 Call center optimization consultants based in the Netherlands

RevenueBase identified 55 company matches for call center optimization consultants associated with the Netherlands as of September 2026 and tracks 461 professional contacts across them, including 148 with verified work emails. Amsterdam is the largest hub.

This list covers company matches for call center optimization 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 September 27, 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 Sep 27, 2026 How this list was built
55Companies
461Contacts tracked
148Verified emails
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The 23 largest call center optimization consultants based in the Netherlands

Ranked by team size
Top 23 of 55 company matches for call center optimization consultants based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchRotterdam, NetherlandsHQ recorded Sep 27, 2026201-50099 contacts →

Exact match

“Change is a Customer Experience provider with a unique business model.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchAlmere, NetherlandsHQ recorded Sep 27, 2026201-50035 contacts →

Exact match

“Bij Inspire weten we hoe belangrijk goed georganiseerd klantcontact is voor het succes van uw organisatie.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchAmersfoort, NetherlandsHQ recorded Sep 27, 202651-20035 contacts →

Exact match

“Klantcontact is een vak apart.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchNijkerk, NetherlandsHQ recorded Sep 27, 2026201-50032 contacts →

Exact match

“CallSolution: Jouw Partner in Klantcontact en Succes Bij CallSolution geloven we dat elk gesprek telt.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchLeeuwarden, NetherlandsHQ recorded Sep 27, 202651-20029 contacts →

Exact match

“Van inbound klantenservice tot outbound call-activiteiten: als zakelijk contactcenter bieden wij de expertise waarmee jij je omzetpotentieel vergroot en je klantenservice optimaal…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchBreda, NetherlandsHQ recorded Sep 27, 202611-5028 contacts →

Exact match

“ALS EEN GORILLA: GROOT & STERK Gorilla Services helpt je STERKE software in te zetten voor GROOTS resultaat!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchVianen, NetherlandsHQ recorded Sep 27, 202611-5019 contacts →

Exact match

“Bij Customer Contact Company geloven wij dat klantenservice leuk kan zijn.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchArnhem, NetherlandsHQ recorded Sep 27, 202611-5014 contacts →

Exact match

“Call-4us.nl is een facilitair 24/7 klant contact center dat op professionele wijze organisaties helpt klantcontactprocessen in te richten en af te handelen.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchOisterwijk, NetherlandsHQ recorded Sep 27, 202611-5010 contacts →

Exact match

“Het is fantastisch om klantbeleving op een niveau te brengen, dat echt onderscheidend is.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchUtrecht, NetherlandsHQ recorded Sep 27, 202611-508 contacts →

Exact match

“BrightContact is a management consulting, technology services and innovations company helping clients optimizing the customer experience and customer contact.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchBerkel En Rodenrijs, NetherlandsHQ recorded Sep 27, 20261-105 contacts →

Exact match

“ITCall is een technisch dienstverlenend bedrijf voor contactcenters.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchTilburg, NetherlandsHQ recorded Sep 27, 20261-104 contacts →

Exact match

“Novostar Publieke Dienstverlening is specialist in de ontwikkeling van Klant Contact Centra (KCC).”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchThe Hague, NetherlandsHQ recorded Sep 27, 20261-104 contacts →

Exact match

“Creative Customer Contact Consultancy Independent and self-organising creative customer contact consultants with business analysis, projectmanagement, coaching, training and…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchHazerswoude Rijndijk, NetherlandsHQ recorded Sep 27, 20261-104 contacts →

Exact match

“WFM Consultancy is al meer dan 15 jaar actief binnen de klantcontact wereld en helpt bij het beantwoorden van klantvragen.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact match's-hertogenbosch, NetherlandsHQ recorded Sep 27, 20261-103 contacts →

Exact match

“Wanneer u een gedeelte van uw telefonische acquisitie wilt uitbesteden, bent u bij Leadsupply aan het juiste adres.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchDelft, NetherlandsHQ recorded Sep 27, 20261-102 contacts →

Exact match

“Bureau12 - your customer contact consultancy Bureau12 is your ultimate expert partner when it comes to improving your customer contact.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchThe Hague, NetherlandsHQ recorded Sep 27, 20261-102 contacts →

Exact match

“Wij helpen bedrijven bij het verbeteren van hun customer journey en het efficiënter inrichten van hun processen om zo sneller meer deals te kunnen closen, meer omzet en rendement…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchEindhoven, NetherlandsHQ recorded Sep 27, 20261-102 contacts →

Exact match

“Wat we doen De praktijk bewijst dat organisaties succesvoller zijn naarmate ze er beter in slagen te opereren vanuit het klantperspectief.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchRijswijk, NetherlandsHQ recorded Sep 27, 20261-101 contacts →

Exact match

“Veel organisaties groeien hard.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchVenlo, NetherlandsHQ recorded Sep 27, 20261-101 contacts →

Exact match

“WFM consulting & automation for Customer Service and Backoffice.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchBoxtel, NetherlandsHQ recorded Sep 27, 20261-101 contacts →

Exact match

“Opdrachtgevers vinden in APPARENTCALLS een markante en betrokken business partner bij het ontwikkelen en het verbeteren van telefonisch klantcontact.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchZwolle, NetherlandsHQ recorded Sep 27, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchElspeet, NetherlandsHQ recorded Sep 27, 20261-101 contacts →

Exact match

“Praktivisie heeft een no-nonsense instelling!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 23 of 55 call center optimization consultants based in the Netherlands

See the full list, filter by size, metro and specialty, and access 148 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Call center optimization consultants based in the Netherlands at a glance

As of Sep 27, 2026
32.1%Verified-email coverage
8.4Average contacts per company
1-10Median size (employees)
5.5%Largest-city concentration · Amsterdam
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
10
51-200
5
201-500
3
501-1,000
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 55 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 “call center optimization 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 148 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 September 27, 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 “call center optimization consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many call center optimization consultants are there based in the Netherlands?

RevenueBase identified 55 company matches for call center optimization consultants associated with the Netherlands as of September 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?

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

Which city has the most call center optimization consultants?

Amsterdam leads with 3 company records, followed by The Hague (3) and Breda (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 148 professional contacts with verified work emails tracked across these 55 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 September 27, 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.