Company lists · Data verified August 2026

Top 25 Cybersecurity companies based in Warszawa, Poland

Name: Cybersecurity 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 70 companies tracked

Our directory lists 70 cybersecurity companies based in Warszawa, Poland, with 523 professional contacts and 203 email addresses. The list was last updated in August 2026, and Warszawa is the single most-represented city among the companies listed.

Cybersecurity companies provide products and services that protect systems, networks, applications, devices, and data from unauthorized access, disruption, or misuse. This list covers companies that provide cybersecurity products, services, consulting, assessments, monitoring, incident response, or related protection for digital systems and data. Ranked by team size, largest first. Data current as of August 28, 2026.

70Companies

523Contacts tracked

203Verified emails

4Mobile numbers

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The 25 largest cybersecurity companies based in Warszawa, Poland

Ranked by team size

Top 25 of 70 cybersecurity 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	Sedivio	Warszawa	51-200	35	23
2	4prime IT Security	Warszawa	51-200	32	18
3	ICSEC	Warszawa	11-50	28	21
4	Softinet	Warszawa	11-50	27	15
5	Soc360 Cybersecurity	Warszawa	11-50	26	16
6	Comcert SA	Warszawa	11-50	23	16
7	AFINE	Warszawa	11-50	19	4
8	Cyber360	Warszawa	11-50	17	9
9	Seqred	Warszawa	11-50	17	9
10	Dmsi Software Sp. Z O.O	Warszawa	11-50	17	6
11	Inseqr	Warszawa	11-50	15	7
12	Aegis Security	Warszawa	11-50	13	6
13	Cybersecurity Foundation	Warszawa	1-10	11	7
14	Prevenity	Warszawa	1-10	11	6
15	MDDV	Warszawa	1-10	10	7
16	Spark-It Sp. Z O.O	Warszawa	11-50	9	3
17	Nigriv	Warszawa	11-50	6	2
18	Monethic	Warszawa	1-10	6	1
19	Immunity Systems	Warszawa	11-50	5	4
20	redteam.pl	Warszawa	1-10	5	4
21	Crossmobile	Warszawa	11-50	5	2
22	NIS Systems	Warszawa	11-50	4	3
23	Outsec Sp. Z O.O	Warszawa	11-50	4	1
24	Cyber Arms	Warszawa	11-50	4	1
25	Eprinus	Warszawa	1-10	4	1

Showing 25 of 70 cybersecurity companies based in Warszawa, Poland

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Cybersecurity companies based in Warszawa, Poland at a glance

As of Aug 28, 2026

11-50Median size (employees)

WarszawaLargest hub · 70 HQs

4Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Cybersecurity companies by metro in Poland

Metro	Companies
Cybersecurity companies in Warszawa	70
Cybersecurity companies in Warsaw	33
Cybersecurity companies in Wroclaw	18
Cybersecurity companies in Krakow	15
Cybersecurity companies in Poznan	14
Cybersecurity companies in Katowice	12
Cybersecurity companies in Gdansk	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 “cybersecurity 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; 0 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 cybersecurity companies are in the directory?

The directory lists 70 cybersecurity companies based in Warszawa, Poland.

Which city has the most cybersecurity companies?

Warszawa is the single most-represented city among the cybersecurity companies on the list.

How many contacts are available for cybersecurity companies?

The directory includes 523 professional contacts and 203 email addresses for the listed cybersecurity companies.

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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.