Company lists · Data verified August 2026

Top 10 Ad tech software companies based in Warszawa, Poland

Name: Ad tech software companies based in Warszawa, Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 25 companies tracked

There are 25 ad tech software companies headquartered in Warszawa, Poland (RevenueBase, August 2026). RevenueBase tracks 278 professional contacts across them, including 53 with verified work emails and 5 with mobile numbers. Warsaw is the largest hub.

This list covers ad tech software companies headquartered in Warszawa, Poland, 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.

25Companies

278Contacts tracked

53Verified emails

5Mobile numbers

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The 10 largest ad tech software companies based in Warszawa, Poland

Ranked by team size

Top 10 of 25 ad tech software companies based in Warszawa, Poland, 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	Adquery	Warszawa	11-50	30	19
2	Adrino	Warszawa	51-200	14	5
3	Engagedata	Warszawa	11-50	12	3
4	Open Mobi	Warszawa	11-50	11	9
5	ONE Horizon	Warszawa	11-50	9	4
6	Madstream	Warszawa	1-10	7	2
7	360e-Com	Warszawa	11-50	6	5
8	Adplaner	Warszawa	1-10	6	2
9	Data Exchanger	Warszawa	11-50	5	2
10	Digital Contact Sp. Z O.O	Warszawa	1-10	3	2

Showing 10 of 25 ad tech software companies based in Warszawa, Poland

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Ad tech software companies based in Warszawa, Poland at a glance

As of Aug 28, 2026

11-50Median size (employees)

WarsawLargest hub · 31 HQs

5Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Ad tech software companies by metro in Poland

Metro	Companies
Ad tech software companies in Warsaw	31
Ad tech software companies in Warszawa	25
Ad tech software companies in Krakow	15
Ad tech software companies in Wroclaw	9
Ad tech software companies in Poznan	2
Ad tech software companies in Rzeszow	2
Ad tech software companies in Katowice	2

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 software companies”, with match quality audited by blind human judging, and headquartered in Warszawa, Poland.
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; 1 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 software companies are there based in Warszawa, Poland?

There are 25 ad tech software companies headquartered in Warszawa, Poland as of August 2026 (RevenueBase).

What is the largest company on this list?

Adquery, headquartered in Warszawa, tops this list with the largest team on record.

Which city has the most ad tech software companies?

Warsaw leads with 31 headquartered companies, followed by Warszawa (25) and Krakow (15).

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 53 verified decision-maker contacts tracked across these 25 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.