Company lists · Data refreshed September 2026

Top 14 Ad networks software companies based in Amsterdam, Netherlands

RevenueBase identified 39 ad networks software companies headquartered in Amsterdam, Netherlands as of September 2026 and tracks 320 professional contacts across them, including 140 with verified work emails and 11 with mobile numbers. Amsterdam is the largest hub.

This list covers ad networks software companies headquartered in Amsterdam, Netherlands, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review
39Companies
320Contacts tracked
140Verified emails
11Mobile numbers
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The 14 largest ad networks software companies based in Amsterdam, Netherlands

Ranked by team size
Top 14 of 39 ad networks software companies based in Amsterdam, Netherlands, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to ad networks software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202651-20072 contacts →

Indirect evidence

“Refinery89 is a Google Certified Publishing Partner and member of IAB Europe's Transparency and Consent Framework driven to revolutionize AdTech.”

Source: RevenueBase Database · checked Sep 14, 2026
2Partial evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202651-20041 contacts →

Partial evidence

“Membrana Media is a global ad tech company helping digital publishers improve monetization and elevate their content strategy through an AI-powered tech suite.”

Source: RevenueBase Database · checked Sep 14, 2026
3Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202611-5026 contacts →

Indirect evidence

“We are an online advertising agency.”

Source: RevenueBase Database · checked Sep 14, 2026
4Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202611-5018 contacts →

Indirect evidence

“Media Buying Systems heeft tools voor mediaplanning en data-analytics ontwikkeld om de gebruikers te ondersteunen in het gehele proces van initieel mediaplan tot en met evaluatie…”

Source: RevenueBase Database · checked Sep 14, 2026
5Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 20261-1011 contacts →

Indirect evidence

“Our focus is on implementing and developing advanced technology that promotes fairness and equality between publishers and advertisers in the digital advertising industry.”

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202611-5011 contacts →

Indirect evidence

“Massarius makes advanced website monetisation methods like automated trading of online advertisements accessible to all.”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202611-5010 contacts →

Indirect evidence

“WaardeX SSP - Unleashing Your Website's Full Monetization Potential WaardeX SSP is a cutting-edge Supply-Side Platform designed to empower publishers with advanced tools and…”

Source: RevenueBase Database · checked Sep 14, 2026
8Partial evidenceAmsterdam, NetherlandsHQ checked Sep 14, 20261-108 contacts →

Partial evidence

“The Easiest Ad Platform You’ll Ever Use Reach millions of people, without lifting a finger (ok, maybe one finger every now and then).”

Source: RevenueBase Database · checked Sep 14, 2026
9Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202611-507 contacts →

Indirect evidence

“Targetoo – an industry leader in Programmatic Advertising – was founded in 2012.”

Source: RevenueBase Database · checked Sep 14, 2026
10Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202611-506 contacts →

Indirect evidence

“Adverteerders, uitgevers, media- en reclamebureaus maken gebruik van het nieuwe Audience Driven Advertising Platform van Weborama.”

Source: RevenueBase Database · checked Sep 14, 2026
11Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 20261-104 contacts →

Indirect evidence

“Idle delivers plug and play programmatic growth.”

Source: RevenueBase Database · checked Sep 14, 2026
12Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202651-2003 contacts →

Indirect evidence

“Sage+Archer, a Vistar Media company, is the most advanced demand-side platform for buying digital out-of-home advertising.”

Source: RevenueBase Database · checked Sep 14, 2026
13Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 14, 202611-502 contacts →

Indirect evidence

“Bannerwise is the platform to create, manage and optimize HTML5 banners in a matter of seconds.”

Source: RevenueBase Database · checked Sep 14, 2026
14Partial evidenceAmsterdam, NetherlandsHQ checked Sep 14, 20261-101 contacts →

Partial evidence

“AdinPlay is a technology company supporting online game developers and publishers in the ad monetisation.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 14 of 39 ad networks software companies based in Amsterdam, Netherlands

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Ad networks software companies based in Amsterdam, Netherlands at a glance

As of Sep 14, 2026
43.8%Verified-email coverage
3.4%Mobile-number coverage
8.2Average contacts per company
11-50Median size (employees)
64.1%Largest-city concentration · Amsterdam
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
17
51-200
4

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 17.0d

Company record updated

Median 58.0d

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among ad networks software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Amsterdam, Netherlands whose own description of what they do matches “ad networks software companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names ad networks software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among ad networks software companies, and records with no verified work email. Companies headquartered outside Amsterdam are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 140 across the full list. 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 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Ad networks software companies by metro in the Netherlands

  • Ad networks software companies in Amsterdam25

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names ad networks software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many ad networks software companies are there based in Amsterdam, Netherlands?

RevenueBase identified 39 ad networks software companies headquartered in Amsterdam, Netherlands as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Refinery89, headquartered in Amsterdam, tops this list with the largest team on record.

Which city has the most ad networks software companies?

Amsterdam leads with 25 headquartered companies, followed by Rotterdam (2) and S-Hertogenbosch (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 140 verified decision-maker contacts tracked across these 39 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 14, 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 Smart Search, 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.