Company lists · Data refreshed September 2026

Top 25 IT consultants based in Rotterdam, Netherlands

RevenueBase identified 131 company matches for IT consultants associated with Rotterdam, Netherlands as of September 2026 and tracks 1,083 professional contacts across them, including 400 with verified work emails. Across the Netherlands, Amsterdam is the largest hub for this category (282 companies); Rotterdam has 131.

This list covers company matches for IT consultants associated with Rotterdam, 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
131Companies
1,083Contacts tracked
400Verified emails
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The 25 largest IT consultants based in Rotterdam, Netherlands

Ranked by team size
Top 25 of 131 company matches for IT consultants based in Rotterdam, 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, 2026201-500161 contacts →

Exact match

“We believe that IT must serve our customers.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202651-20085 contacts →

Exact match

“Cloud Primero has built capabilities across a diverse set of in-demand technologies.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202651-20069 contacts →

Exact match

“Wij zijn Dux Group, geboren en gebouwd in Rotterdam.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202651-20067 contacts →

Exact match

“Lunatech was founded in 1993 as an IT consulting, product research and development team.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202651-20056 contacts →

Exact match

“Wij zijn KVL: experts, bruggenbouwers en dromers.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202651-20033 contacts →

Exact match

“Detachering: Ons team van ervaren professionals wordt intern opgeleid om jouw bedrijf optimaal te ondersteunen.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202651-20027 contacts →

Exact match

“We're Obvious People, a friendly, collaborative IT service provider based in The Netherlands.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202611-5026 contacts →

Exact match

“Oranje IT biedt infrastructurele IT kennis aan haar klanten binnen onder andere bouw en techniek, industrie, offshore en de zorg.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202611-5025 contacts →

Exact match

“Wij zijn Bugs Business Adviseur en softwareleverancier voor de verzekeringsbranche.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202611-5015 contacts →

Exact match

“Bosman & Vos is een adviesbureau gespecialiseerd in werving & selectie, interim management, organisatieadvies en ontwikkeling, en helpt daarmee organisaties in zorg, welzijn en…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202611-5014 contacts →

Exact match

“Revnext offers technology driven strategies for governments, NGO's and enterprises.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202651-20012 contacts →

Exact match

“IPOL verzorgt opleidingen, trainingen en advies voor de veiligheidsbranche.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202611-5011 contacts →

Exact match

“Wij richten ons op service en bieden u het totaalpakket in ICT-diensten: advies, beheer en onderhoud van kantoorautomatisering, verkoop van computers, servers en…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 20261-109 contacts →

Exact match

“We wéten hoe belangrijk goede cybersecurity is.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 20261-109 contacts →

Exact match

“WIJ GELOVEN IN DE KRACHT VAN VERBINDEN Na jarenlang actief te zijn geweest in de IT-wereld, zowel in consultancy als op het gebied van werving en selectie, besloten wij onze…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202611-508 contacts →

Exact match

“Van maatwerk apps en digitale producten tot veilige AWS-cloudoplossingen, betrouwbaar beheer en slimme consultancy: wij realiseren digitale oplossingen die werken én blijven…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 20261-106 contacts →

Exact match

“Whitebridge Consulting is a dynamic and forward-thinking management consulting firm that specializes in initiating and creating partnerships for Digital and IT Transformation.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202611-506 contacts →

Exact match

“Clearstone B.V.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202651-2006 contacts →

Exact match

“Xfluence heeft een sterk netwerk opgebouwd voor het leveren van professionals met een diversiteit aan ervaring en kennis voor onze klanten.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 20261-106 contacts →

Exact match

“RDSec, uw partner in transparante en eerlijke IT dienstverlening!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 20261-106 contacts →

Exact match

“GLUE connects people, data, and technology to accelerate meaningful business transformation.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 202611-505 contacts →

Exact match

“Het ter beschikking stellen van technisch personeel”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 20261-104 contacts →

Exact match

“You want to grow your business.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchRotterdam, NetherlandsHQ recorded Sep 27, 20261-103 contacts →

Exact match

“Inforter is a small, innovative IT consultancy.”

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

Showing 25 of 131 IT consultants based in Rotterdam, Netherlands

See the full list, filter by size, metro and specialty, and access 400 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT consultants based in Rotterdam, Netherlands at a glance

As of Sep 27, 2026
36.9%Verified-email coverage
8.3Average contacts per company
1-10Median size (employees)
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
98
11-50
16
51-200
14
201-500
2
1,001-5,000
1

Email recency for this list is measured across the whole Netherlands list rather than for Rotterdam, so it is reported there. Company counts and contact totals on this page are exact for Rotterdam, over 131 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 Rotterdam, Netherlands whose business descriptions match “IT 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 400 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 “IT consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT consultants are there based in Rotterdam, Netherlands?

RevenueBase identified 131 company matches for IT consultants associated with Rotterdam, 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?

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

Which city in the Netherlands has the most IT consultants?

Amsterdam leads the Netherlands with 282 company records, followed by Utrecht (137) and Rotterdam (131).

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 400 professional contacts with verified work emails tracked across these 131 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.