Company lists · Data refreshed September 2026

Top 25 SaaS conversion rate optimization agencies based in the Netherlands

RevenueBase identified 77 company matches for SaaS conversion rate optimization agencies associated with the Netherlands as of September 2026 and tracks 421 professional contacts across them, including 171 with verified work emails. Amsterdam is the largest hub.

This list covers company matches for SaaS conversion rate optimization agencies 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
77Companies
421Contacts tracked
171Verified emails
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The 25 largest SaaS conversion rate optimization agencies based in the Netherlands

Ranked by team size
Top 25 of 77 company matches for SaaS conversion rate optimization agencies 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 matchUden, NetherlandsHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“EcomTraffic helpt E-Commerce merken slagen & opschalen op het gebied van conversie & UX ontwerp.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 20261-109 contacts →

Exact match

“Wij zijn een groeigericht & ROI-gedreven online marketing bureau.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 202611-509 contacts →

Exact match

“Conversion Company is an Amsterdam based Digital accelerator for leading companies.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact 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
12Exact 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
13Exact 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
14Exact matchAmsterdam, NetherlandsHQ recorded Sep 29, 20261-106 contacts →

Exact match

“Symblings is uw digitale marketing specialist en biedt conversies diensten op het gebied van Marketing, IT en Sales.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact 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
16Exact matchDe Lier, NetherlandsHQ recorded Sep 29, 20261-104 contacts →

Exact match

“Buro Staal is groeipartner voor bedrijven in de maakindustrie.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact 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
18Exact 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
19Exact 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
20Exact 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
21Exact matchWormer, NetherlandsHQ recorded Sep 29, 20261-103 contacts →

Exact match

“SEO vrienden helpt MKB-bedrijven online groeien met een nuchtere aanpak en meetbaar resultaat.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact 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
23Exact 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
24Exact 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
25Exact matchBodegraven, NetherlandsHQ recorded Sep 29, 202611-502 contacts →

Exact match

“SEO Bij Klik Proces houden wij ons bezig met SEO.”

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

Showing 25 of 77 SaaS conversion rate optimization agencies based in the Netherlands

See the full list, filter by size, metro and specialty, and access 171 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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SaaS conversion rate optimization agencies based in the Netherlands at a glance

As of Sep 29, 2026
40.6%Verified-email coverage
5.5Average contacts per company
1-10Median size (employees)
14.3%Largest-city concentration · Amsterdam
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
66
11-50
8
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 77 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 rate optimization agencies” 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 171 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 rate optimization agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 77 company matches for SaaS conversion rate optimization agencies 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 rate optimization agencies?

Amsterdam leads with 11 company records, followed by Eindhoven (6) 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 171 professional contacts with verified work emails tracked across these 77 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.

Ready to reach these companies? Verified emails and direct dials for all 77 SaaS conversion rate optimization agencies based in the Netherlands. Start with a free account, no credit card.

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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.