Company lists · Data verified August 2026

Top 23 Ad tech platforms based in Hamburg, Germany

Name: Ad tech platforms based in Hamburg, Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 42 companies tracked

There are 42 ad tech platforms headquartered in Hamburg, Germany (RevenueBase, August 2026). RevenueBase tracks 3,018 professional contacts across them, including 1,765 with verified work emails and 967 with mobile numbers. Berlin is the largest hub.

This list covers ad tech platforms headquartered in Hamburg, Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

42Companies

3,018Contacts tracked

1,765Verified emails

967Mobile numbers

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The 23 largest ad tech platforms based in Hamburg, Germany

Ranked by team size

Top 23 of 42 ad tech platforms based in Hamburg, Germany, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Freewheel	Hamburg	1,001-5,000	1,302	704
2	Integral AD Science	Hamburg	501-1,000	973	716
3	Clinch	Hamburg	51-200	128	74
4	Showheroes	Hamburg	201-500	113	56
5	Adlicious	Hamburg	51-200	98	60
6	MRGE	Hamburg	51-200	86	53
7	Vibrant Media	Hamburg	51-200	75	7
8	Gravite	Hamburg	11-50	29	8
9	Digital East	Hamburg	51-200	23	18
10	Yieldlove	Hamburg	11-50	18	10
11	ONE Tech Group Gmbh	Hamburg	11-50	17	9
12	OS Data Solutions	Hamburg	11-50	14	10
13	Addefend Gmbh	Hamburg	11-50	13	9
14	Connectad Realtime	Hamburg	11-50	13	1
15	Shopping24 A Mrge Company	Hamburg	51-200	10	2
16	Aireal	Hamburg	11-50	8	6
17	Yieldkit A Mrge Company	Hamburg	11-50	6	4
18	Adremes	Hamburg	11-50	5	4
19	Allcasts	Hamburg	11-50	4	3
20	Hirank Performance Marketing Gmbh	Hamburg	1-10	4	1
21	Audioxchange Gmbh	Hamburg	1-10	3	2
22	pryntad.com	Hamburg	1-10	2	2
23	AD Personam Gmbh	Hamburg	1-10	1	1

Showing 23 of 42 ad tech platforms based in Hamburg, Germany

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Ad tech platforms based in Hamburg, Germany at a glance

As of Aug 28, 2026

11-50Median size (employees)

BerlinLargest hub · 64 HQs

967Contacts with mobile numbers

5Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Ad tech platforms by metro in Germany

Metro	Companies
Ad tech platforms in Berlin	64
Ad tech platforms in Hamburg	42
Ad tech platforms in Dusseldorf	19
Ad tech platforms in Munich	16
Ad tech platforms in Munchen	10
Ad tech platforms in Koln	9
Ad tech platforms in Frankfurt Am Main	5

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “ad tech platforms”, with match quality audited by blind human judging, and headquartered in Hamburg, Germany.
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: Contact records re-verify on a rolling cadence; 5 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many ad tech platforms are there based in Hamburg, Germany?

There are 42 ad tech platforms headquartered in Hamburg, Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

Freewheel, headquartered in Hamburg, tops this list with the largest team on record.

Which city has the most ad tech platforms?

Berlin leads with 64 headquartered companies, followed by Hamburg (42) and Dusseldorf (19).

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 1,765 verified decision-maker contacts tracked across these 42 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.