Company lists · Data verified August 2026

Top 25 Cybersecurity engineers based in Poland

Name: Cybersecurity engineers based in Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 119 companies tracked

There are 119 cybersecurity engineers headquartered in Poland (RevenueBase, August 2026). RevenueBase tracks 2,046 professional contacts across them, including 948 with verified work emails and 122 with mobile numbers. Warszawa is the largest hub.

This list covers cybersecurity engineers headquartered in 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.

119Companies

2,046Contacts tracked

948Verified emails

122Mobile numbers

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The 25 largest cybersecurity engineers based in Poland

Ranked by team size

Top 25 of 119 cybersecurity engineers based in 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	Irdeto	Wroclaw	1,001-5,000	1,062	544
2	Trecom	Poznan	201-500	153	98
3	ISSP	Wroclaw	51-200	80	50
4	Securitum	Krakow	51-200	48	7
5	STM Cyber	Warsaw	51-200	45	29
6	4prime IT Security	Warszawa	51-200	32	18
7	Vernity	Poznan	11-50	29	16
8	Network Expert	Warszawa	11-50	28	9
9	Softinet	Warszawa	11-50	27	15
10	Soc360 Cybersecurity	Warszawa	11-50	26	16
11	Ikaria IT Security Experts	Lodz	11-50	23	4
12	Sisoft	Krakow	11-50	20	10
13	AFINE	Warszawa	11-50	19	4
14	Cyber360	Warszawa	11-50	17	9
15	Seqred	Warszawa	11-50	17	9
16	Inseqr	Warszawa	11-50	15	7
17	Smartech IT	Bielany Wroclawskie	11-50	15	2
18	Crossword Cybersecurity PLC	Krakow	51-200	14	1
19	Aegis Security	Warszawa	11-50	13	6
20	Eurosoc	Gdynia	11-50	13	6
21	Sagenso	Rzeszow	11-50	12	4
22	Sprinttech PL	Gdansk	11-50	10	2
23	Allnet Group	Miedzyrzec Podlaski	11-50	9	7
24	Diskus Polska	Wieliczka	11-50	6	3
25	Patronusec	Poznan	11-50	6	2

Showing 25 of 119 cybersecurity engineers based in Poland

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Cybersecurity engineers based in Poland at a glance

As of Aug 28, 2026

11-50Median size (employees)

WarszawaLargest hub · 31 HQs

122Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Cybersecurity engineers by metro

Metro	Companies
Cybersecurity engineers in Warszawa	31
Cybersecurity engineers in Warsaw	17
Cybersecurity engineers in Krakow	10
Cybersecurity engineers in Wroclaw	10
Cybersecurity engineers in Poznan	5
Cybersecurity engineers in Gdansk	3
Cybersecurity engineers in Lodz	3

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 engineers”, with match quality audited by blind human judging, and headquartered in 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 engineers are there based in Poland?

There are 119 cybersecurity engineers headquartered in Poland as of August 2026 (RevenueBase).

What is the largest company on this list?

Irdeto, headquartered in Wroclaw, tops this list with the largest team on record.

Which city has the most cybersecurity engineers?

Warszawa leads with 31 headquartered companies, followed by Warsaw (17) and Krakow (10).

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 948 verified decision-maker contacts tracked across these 119 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.