Company lists · Data verified August 2026

Top 25 Ad tech consulting firms based in Germany

Name: Ad tech consulting firms based in Germany
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 648 companies tracked

There are 648 ad tech consulting firms headquartered in Germany (RevenueBase, August 2026). RevenueBase tracks 12,304 professional contacts across them, including 5,250 with verified work emails and 1,331 with mobile numbers. Berlin is the largest hub.

This list covers ad tech consulting firms headquartered in 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.

648Companies

12,304Contacts tracked

5,250Verified emails

1,331Mobile numbers

Unlock all 648 companies Free account · no credit card · 2 minutes

The 25 largest ad tech consulting firms based in Germany

Ranked by team size

Top 25 of 648 ad tech consulting firms based in 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	PHD	Frankfurt Am Main Frankfurt	1,001-5,000	4,071	1,555
2	Freewheel	Hamburg	1,001-5,000	1,302	704
3	Smartly	Berlin	501-1,000	827	491
4	Mediaplus Group	Munich	1,001-5,000	816	448
5	PIA Media	Munich	201-500	261	122
6	Essencemediacom Germany	Hamburg	501-1,000	225	102
7	YOC	Dusseldorf	51-200	168	89
8	Remerge	Berlin	51-200	164	96
9	Virtual Minds	Berlin	201-500	157	19
10	Clinch	Hamburg	51-200	128	74
11	Sunzinet Gmbh	Stuttgart	51-200	115	80
12	Showheroes	Hamburg	201-500	113	56
13	Adlicious	Hamburg	51-200	98	60
14	Grow Digital Group	Osnabruck	501-1,000	82	2
15	Syzygy Performance Marketing	Hamburg	51-200	79	45
16	Deep Media Technologies Gmbh	Koln	51-200	79	41
17	Klickpiloten	Hamburg	51-200	59	30
18	Targetvideo	Munich	51-200	49	23
19	Lead Link Gmbh	Grunwald	51-200	47	14
20	Schaller & Partner	Mannheim	51-200	46	21
21	Performance ONE	Mannheim	11-50	45	25
22	Mediaplus Realtime Gmbh & CO KG	Munchen	51-200	42	32
23	Sommer & Goßmann Gmbh	Aschaffenburg	51-200	42	27
24	Exito Gmbh & Co. KG	Nurnberg	11-50	41	22
25	Studio B12 Gmbh	Braunschweig	51-200	37	12

Showing 25 of 648 ad tech consulting firms based in Germany

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 5,250 reachable decision-makers.

Free account · no credit card

See all 648 companies

Ad tech consulting firms based in Germany at a glance

As of Aug 28, 2026

1-10Median size (employees)

BerlinLargest hub · 83 HQs

1,331Contacts with mobile numbers

45Emails re-verified in last 30 days

Companies by employee count

1-10

411

11-50

170

51-200

201-500

501-1,000

1,001-5,000

10001+

Ad tech consulting firms by metro

Metro	Companies
Ad tech consulting firms in Berlin	83
Ad tech consulting firms in Hamburg	79
Ad tech consulting firms in Dusseldorf	32
Ad tech consulting firms in Koln	28
Ad tech consulting firms in Munchen	27
Ad tech consulting firms in Munich	20
Ad tech consulting firms in Cologne	9

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 consulting firms”, with match quality audited by blind human judging, and headquartered in 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; 45 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 consulting firms are there based in Germany?

There are 648 ad tech consulting firms headquartered in Germany as of August 2026 (RevenueBase).

What is the largest company on this list?

PHD, headquartered in Frankfurt Am Main Frankfurt, tops this list with the largest team on record.

Which city has the most ad tech consulting firms?

Berlin leads with 83 headquartered companies, followed by Hamburg (79) and Dusseldorf (32).

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 5,250 verified decision-maker contacts tracked across these 648 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.

Ready to reach these companies? Verified emails and direct dials for all 648 ad tech consulting firms based in Germany. Start with a free account, no credit card.

Get the full list

Related lists

Ad tech consulting firms by geography

Browse the directory

Browse: Companies home · All Germany lists · All Ad tech consulting firms lists · New lists

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.