Company lists · Data refreshed September 2026

Top 25 SaaS conversion optimization firms based in the Netherlands

RevenueBase identified 75 company matches for SaaS conversion optimization firms associated with the Netherlands as of September 2026 and tracks 382 professional contacts across them, including 156 with verified work emails. Amsterdam is the largest hub.

This list covers company matches for SaaS conversion optimization firms 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 29, 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 29, 2026 How this list was built
75Companies
382Contacts tracked
156Verified emails
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The 25 largest SaaS conversion optimization firms based in the Netherlands

Ranked by team size
Top 25 of 75 company matches for SaaS conversion optimization firms based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchBreda, NetherlandsHQ recorded Sep 29, 202651-200109 contacts →

Exact match

“Grizzly New Marketing is een gespecialiseerd SEO marketingbureau in Nederland (Breda en Rotterdam), België (Antwerpen-Berchem) en de Verenigde Staten (New York).”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchHaarlem, NetherlandsHQ recorded Sep 29, 202651-20045 contacts →

Exact match

“Blauwe Monsters is an ambitious and innovative online marketing agency.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchZwolle, NetherlandsHQ recorded Sep 29, 202611-5034 contacts →

Exact match

“Tweakwise is the specialist and market leader in the Benelux in the field of conversion optimization in e-commerce.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchUtrecht, NetherlandsHQ recorded Sep 29, 202611-5019 contacts →

Exact match

“Online Dialogue is known as a frontrunner in the field of optimization and experimentation since 2009.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 202651-20018 contacts →

Exact match

“ClickValue is an Amsterdam based Conversion Optimization Agency fully focused on sustainable online growth.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchVeenendaal, NetherlandsHQ recorded Sep 29, 202611-5018 contacts →

Exact match

“Bij MarketingConcurrent helpen wij bedrijven meer rendement uit hun marketing te halen, met volledige ontzorging van A tot Z.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchMierlo, NetherlandsHQ recorded Sep 29, 20261-109 contacts →

Exact match

“In de afgelopen jaren hebben wij ons meermaals bewezen in de praktijk, dit heeft geresulteerd in een mooi trackrecord.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchVeenendaal, NetherlandsHQ recorded Sep 29, 202611-508 contacts →

Exact match

“Als online marketingbureau begrijpen we dat het hebben van een mooie website niet voldoende is.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchThe Hague, NetherlandsHQ recorded Sep 29, 20261-107 contacts →

Exact match

“Helping E-commerce brands maximize Lifetime Value & Profits with Klaviyo CRM, CRO & CVO Let's meet: https://calendly.com/polarisgrowth/kennismaking”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchGroningen, NetherlandsHQ recorded Sep 29, 20261-106 contacts →

Exact match

“Wij helpen bedrijven aan meer leads en sales uit internet!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 20261-105 contacts →

Exact match

“GOnnected - http://bit.ly/GOnnected Mission: We help businesses make better use of data and achieve their revenue goals while maximizing ROI.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchGroningen, NetherlandsHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Onze bewezen methode, helpt jou online groeien.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchEindhoven, NetherlandsHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Advatise richt zich op online adverteren en conversieoptimalisatie voor bedrijven.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchEindhoven, NetherlandsHQ recorded Sep 29, 20261-103 contacts →

Exact match

“We zijn een open boek, verkopen geen sprookjes.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchEnschede, NetherlandsHQ recorded Sep 29, 20261-103 contacts →

Exact match

“10+ years of battle-tested expertise with 4 CRO Award nominations (2 wins).”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchGroningen, NetherlandsHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Groei met Data is een conversie ratio optimalisatie bureau in Groningen.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchLeiden, NetherlandsHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Het buro om je verder te helpen met je website.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchRotterdam, NetherlandsHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Impactful Online Marketing is a Dutch digital marketing agency founded in 2013.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchHilversum, NetherlandsHQ recorded Sep 29, 20261-102 contacts →

Exact match

“The agency to drive your conversions and optimize the return on investment of your digital business.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchDeventer, NetherlandsHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Conversie Marketeers is een full-service online marketingbureau gevestigd in Deventer met een sterke focus op conversie optimalisatie, online adverteren, zoekmachine optimalisatie…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Saas Design, CRO and branding experts - we grow your ARR by optimizing your website, onboarding flow, and not only.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 20261-102 contacts →

Exact match

“RevFixr transforms pricing into your biggest growth lever.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchBeilen, NetherlandsHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Een website, webshop, huisstijl of logo?”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 202611-501 contacts →

Exact match

“Magnetic Field is the digital growth agency in the area of digital marketing and conversion optimisation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchLeeuwarden, NetherlandsHQ recorded Sep 29, 20261-101 contacts →

Exact match

“See what’s really happening and what needs fixing.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 75 SaaS conversion optimization firms based in the Netherlands

See the full list, filter by size, metro and specialty, and access 156 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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SaaS conversion optimization firms based in the Netherlands at a glance

As of Sep 29, 2026
40.8%Verified-email coverage
5.1Average contacts per company
1-10Median size (employees)
14.7%Largest-city concentration · Amsterdam
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
67
11-50
5
51-200
3

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 75 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 “SaaS conversion optimization firms” 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 156 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 29, 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 “SaaS conversion optimization firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many SaaS conversion optimization firms are there based in the Netherlands?

RevenueBase identified 75 company matches for SaaS conversion optimization firms 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?

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

Which city has the most SaaS conversion optimization firms?

Amsterdam leads with 11 company records, followed by Eindhoven (5) and Groningen (4).

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 156 professional contacts with verified work emails tracked across these 75 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 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 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.