Company lists · Data refreshed September 2026
Top 25 Internet ad companies based in Germany
RevenueBase identified 174 internet ad companies headquartered in Germany as of September 2026 and tracks 2,341 professional contacts across them, including 1,020 with verified work emails. Berlin is the largest hub.
This list covers internet ad companies headquartered in Germany, 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 21, 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.
The 25 largest internet ad companies based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 212 contacts → | ||||
Indirect evidence “adjoe is a leading advertising and monetization platform providing publishers and advertisers with cutting-edge solutions to engage their audience and scale their business.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 209 contacts → | ||||
Indirect evidence “ShowHeroes Group is a global leader in contextual video and CTV advertising solutions, offering content and sustainable technology that create relevant and meaningful connections…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 168 contacts → | ||||
Indirect evidence “YOC is a technology company and develops software for the digital advertising market.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 153 contacts → | ||||
Indirect evidence “We are a leading technology company offering brick & mortar retailers and brands the most intuitive platform for digital advertising on the market.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 120 contacts → | ||||
Partial evidence “We are an international AdTech company that provides brands and agencies with technological solutions for creating, launching and optimizing advertising campaigns.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 106 contacts → | ||||
Partial evidence “ADTECH is an international supplier of digital marketing solutions and is part of AOL Networks.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 97 contacts → | ||||
Indirect evidence “Driven by your Challenges”– Wir bei adlicious entwickeln Werbelösungen, die genau auf die Bedürfnisse und Herausforderungen unserer Kunden zugeschnitten sind.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 85 contacts → | ||||
Indirect evidence “mrge, the intelligent platform for Commerce Advertising, connects over 5,500 publishers, advertisers, and 200 networks across more than 160 countries.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 54 contacts → | ||||
Indirect evidence “SOD specializes in « high impact » digital advertising solutions and offers a "one-stop-shop" solution.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 53 contacts → | ||||
Indirect evidence “Compado is a B2B Tech Platform for Contextual Advertising and Content Monetization.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 50 contacts → | ||||
Indirect evidence “advanced store re-defines programmatic advertising We actually do what other agencies would love to offer: scalable campaigns with a truly full service.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 49 contacts → | ||||
Indirect evidence “TargetVideo meets the needs of both advertisers and publishers, offering reliable AdTech solutions with strong support for both demand and supply.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 41 contacts → | ||||
Indirect evidence “Wir leben Online Marketing und wir lieben Search!” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 36 contacts → | ||||
Indirect evidence “We are a programmatic advertising platform for mobile app owners to run user acquisition and retargeting campaigns at scale.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 33 contacts → | ||||
Indirect evidence “advantago is the interface between people and brands.#Simply measurable local and digital advertising We support businesses in becoming and remaining visible both locally and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 30 contacts → | ||||
Indirect evidence “At AdUp, we believe that online marketing can be so much more.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 29 contacts → | ||||
Indirect evidence “Digitale Sichtbarkeit für Ihre Region.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 28 contacts → | ||||
Indirect evidence “My Best Concept ist die schnellst wachsende Online-Marketing-Agentur aus Deutschland und entwickelt deine persönliche Online-Marketing-Strategie.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 25 contacts → | ||||
Indirect evidence “Unsere Produktwelt steht für nachhaltige, innovative und digitale Inszenierungen, die performant sind.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 23 contacts → | ||||
Indirect evidence “Digital Marketing with Commercial Impact We leverage all relevant digital and social media platforms and complement them with exclusive first-party data, our own tech stack and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 23 contacts → | ||||
Indirect evidence “We at Digital East have built a one-stop DSP, equipping customers with all the tools for creating and launching campaigns.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 19 contacts → | ||||
Indirect evidence “Kairion is a technology provider and marketer based in Frankfurt am Main.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 18 contacts → | ||||
Indirect evidence “Wir nutzen Technologie und künstliche Intelligenz, um Marken dabei zu unterstützen, ihre Kommunikation im Online-Marketing auf ein neues Level zu heben.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 17 contacts → | ||||
Partial evidence “We enable publishers to sell, manage and optimize their ad spaces with a consolidated platform.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 17 contacts → | ||||
Indirect evidence “We cover all relevant digital marketing channels like Search, Social, Programmatic, Display, Video, Mobile & Retail Media.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: internet ad companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names internet ad companies.
- Partial evidence
- Its own public description names part of internet ad companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name internet ad companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 174 internet ad companies based in Germany
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Internet ad companies based in Germany at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 174 companies.
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 internet ad 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 Germany whose own description of what they do matches “internet ad 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 internet ad 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 internet ad companies, and records with no verified work email. Companies headquartered outside Germany 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, 1,020 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 21, 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.
Internet ad companies by metro
- Internet ad companies in Berlin31
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 internet ad 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 internet ad companies are there based in Germany?
RevenueBase identified 174 internet ad companies headquartered in Germany 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?
ADJOE, headquartered in Hamburg, tops this list with the largest team on record.
Which city has the most internet ad companies?
Berlin leads with 31 headquartered companies, followed by Hamburg (21) and Dusseldorf (13).
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 1,020 verified decision-maker contacts tracked across these 174 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 21, 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.
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