Company lists · Data refreshed September 2026

Top 25 Cybersecurity and defense software companies based in Poland

Name: Cybersecurity and defense software companies based in Poland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 1, 2026 59 companies tracked

RevenueBase identified 59 company matches for cybersecurity and defense software companies associated with Poland as of September 2026 and tracks 2,180 professional contacts across them, including 817 with verified work emails and 110 with mobile numbers. Warsaw is the largest hub.

This list covers company matches for cybersecurity and defense software companies associated with Poland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 1, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 1, 2026 How this list was built

59Companies

2,180Contacts tracked

817Verified emails

110Mobile numbers

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The 25 largest cybersecurity and defense software companies based in Poland

Ranked by team size

Top 25 of 59 company matches for cybersecurity and defense software companies based in Poland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 1, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Irdeto	Exact match	Wroclaw, Poland	1,001-5,000	1,062 contacts →
	Exact match “Irdeto is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
2	OBR CTM SA	Exact match	Gdynia, Poland	201-500	133 contacts →
	Exact match “OBR CTM has been providing technology for the Polish Navy and Armed Forces since 1982.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
3	ISSP	Exact match	Wroclaw, Poland	51-200	80 contacts →
	Exact match “ISSP is a group of companies, specialized in cybersecurity and data management solutions, managed security services, state of the art professional training, and cutting-edge…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
4	Teldat Sp. Z O.O.Sp.K	Exact match	Bydgoszcz, Poland	51-200	73 contacts →
	Exact match “TELDAT is the only Polish business entity that has effectively and dynamically operated for 26 years on the defence IT market.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
5	STM Cyber	Exact match	Warsaw, Poland	51-200	45 contacts →
	Exact match “Offensive Intelligence.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
6	Decent Cybersecurity	Exact match	Lublin, Poland	11-50	40 contacts →
	Exact match “Piestany - Bratislava - Prague - Karlovy Vary - Warsaw - Lublin - Dublin - Vienna - Swansea - London and more Decent Cybersecurity builds upon a track record of early post-quantum…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
7	IMA Schelling Polska Automation Sp. Z O.O	Exact match	Ruda, Poland	51-200	36 contacts →
	Exact match “We create effective and innovative worldwide technology solutions for your business, guaranteeing the security and complexity of our products and services.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
8	Sedivio	Exact match	Warsaw, Poland	51-200	35 contacts →
	Exact match “SEDIVIO has been in existence since 2012 (previously under the name EC2), but it was the pivotal period between July and August 2017 that shaped the company into what it is today.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
9	4prime IT Security	Exact match	Warsaw, Poland	51-200	32 contacts →
	Exact match “4Prime IT Security is a specialized team of cybersecurity experts with over 15 years of experience.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
10	Polski Holding Obronny Sp. Z O.O	Exact match	Wola, Poland	501-1,000	32 contacts →
	Exact match “Polski Holding Obronny to podmiot który do 2013 roku (pod marką Bumar) przez blisko 45 lat prowadził działalność związaną z obrotem specjalnym, eksportem uzbrojenia i dużą…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
11	Perceptus	Exact match	Zielona Gora, Poland	11-50	30 contacts →
	Exact match “The main aspiration of Perceptus is that our customers reach the highest effectiveness of data security systems in order to maximise their business goals.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
12	ICSEC	Exact match	Warsaw, Poland	11-50	28 contacts →
	Exact match “ICsec offers cybersecurity solutions dedicated to industrial networks.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
13	Soc360 Cybersecurity	Exact match	Warsaw, Poland	11-50	26 contacts →
	Exact match “We take care of your company's cyber security so you can focus on your business.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
14	Eset Polska	Exact match	Krakow, Poland	51-200	16 contacts →
	Exact match “Gdy technologia napędza postęp, ESET stoi na straży jego bezpieczeństwa.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
15	Inseqr	Exact match	Warsaw, Poland	11-50	15 contacts →
	Exact match “Inseqr offers modern, innovative solutions in the field of widely understood security.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
16	Sagenso	Exact match	Rzeszow, Poland	11-50	12 contacts →
	Exact match “Sagenso is all you need to make your company's data and IT infrastructure cybersecure.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
17	bulletprove.com	Exact match	Pulawy, Poland	11-50	10 contacts →
	Exact match “BulletProve Sp.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
18	Allnet Group	Exact match	Miedzyrzec Podlaski, Poland	11-50	9 contacts →
	Exact match “Jako firma technologiczna, koncentrujemy nasze działania na dostarczaniu kompleksowych usług w obszarze cyberbezpieczeństwa oraz wdrażaniu i zarządzaniu usługami chmurowymi.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
19	Matic SA	Exact match	Warsaw, Poland	11-50	7 contacts →
	Exact match “Od 30 lat w Matic wierzymy, że innowacja technologiczna jest bezpośrednią przyczyną zdobywania przewagi konkurencyjnej przedsiębiorstw i podnoszenia efektywności działania Państwa.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
20	Cryptomage	Exact match	Wroclaw, Poland	11-50	7 contacts →
	Exact match “Cryptomage Inc.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
21	Diskus Polska	Exact match	Wieliczka, Poland	11-50	6 contacts →
	Exact match “DISKUS Polska to ekspert w dziedzinie cybersecurity, który od lat tworzy nowoczesne technologie oraz świadczy usługi chroniące kluczowe zasoby informacyjne organizacji.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
22	Itbiotic Sp. Z O.O	Exact match	Katowice, Poland	1-10	5 contacts →
	Exact match “Od wielu lat działamy w branży bezpieczeństwa IT, głównie zabezpieczeń sieci komputerowych.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
23	Krypton Polska Sp. Z O.O	Exact match	Warsaw, Poland	1-10	5 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
24	Crossmobile	Exact match	Warsaw, Poland	11-50	5 contacts →
	Exact match “Supported by foreign investors, headed by the WHEN Group, we follow the changing needs of our clients.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
25	NIS Systems	Exact match	Warsaw, Poland	11-50	4 contacts →
	Exact match “W NISSYSTEMS łączymy pasję, wiedzę, ekspertów i doświadczenie z cyberbezpieczeństwem, aby dostarczyć najwyższej jakości rozwiązania dla naszych klientów.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “cybersecurity and defense software companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 59 cybersecurity and defense software companies based in Poland

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Cybersecurity and defense software companies based in Poland at a glance

As of Sep 1, 2026

37.5%Verified-email coverage

5.0%Mobile-number coverage

36.9Average contacts per company

11-50Median size (employees)

39.0%Largest-city concentration · Warsaw

Sep 1, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Poland whose business descriptions match “cybersecurity and defense software companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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: Every displayed company carries at least one verified work email. RevenueBase tracks 817 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 1, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cybersecurity and defense software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity and defense software companies are there based in Poland?

RevenueBase identified 59 company matches for cybersecurity and defense software companies associated with Poland as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Irdeto tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most cybersecurity and defense software companies?

Warsaw leads with 23 company records, followed by Wroclaw (3) and Katowice (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 817 professional contacts with verified work emails tracked across these 59 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 1, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.