Company lists · Data verified August 2026

Top 15 Cybersecurity defense contractors based in Hungary

Name: Cybersecurity defense contractors based in Hungary
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 35 companies tracked

There are 35 cybersecurity defense contractors headquartered in Hungary (RevenueBase, August 2026). RevenueBase tracks 259 professional contacts across them, including 95 with verified work emails and 6 with mobile numbers. Budapest is the largest hub.

This list covers cybersecurity defense contractors headquartered in Hungary, 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.

35Companies

259Contacts tracked

95Verified emails

6Mobile numbers

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The 15 largest cybersecurity defense contractors based in Hungary

Ranked by team size

Top 15 of 35 cybersecurity defense contractors based in Hungary, 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	Black Cell	Budapest	51-200	48	28
2	Alverad Technology Focus LTD	Budapest	11-50	29	17
3	Itsecure KFT	n/a	11-50	14	5
4	Socurity	Dunakeszi	11-50	13	8
5	Spirity Enterprise Cplc	Budapest	11-50	13	8
6	Trustaas	Budapest	11-50	10	8
7	Ravenfortech	Budapest	11-50	8	6
8	Hackrate	Budapest	11-50	8	3
9	Socwise	Budapest	51-200	6	4
10	cyex.hu	n/a	11-50	5	2
11	Subscuto	Budapest	1-10	3	2
12	Datron ITS ZRT	n/a	11-50	1	1
13	Iddqd KFT	Budapest	1-10	1	1
14	Cyberwise Cyber Consulting & Security Services	n/a	1-10	1	1
15	Zero DAY Solutions KFT	Nagycenk	1-10	1	1

Showing 15 of 35 cybersecurity defense contractors based in Hungary

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Cybersecurity defense contractors based in Hungary at a glance

As of Aug 28, 2026

11-50Median size (employees)

BudapestLargest hub · 19 HQs

6Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cybersecurity defense contractors by metro

Metro	Companies
Cybersecurity defense contractors in Budapest	19
Cybersecurity defense contractors in Pecel	1
Cybersecurity defense contractors in Dunakeszi	1
Cybersecurity defense contractors in Nagycenk	1

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 defense contractors”, with match quality audited by blind human judging, and headquartered in Hungary.
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 defense contractors are there based in Hungary?

There are 35 cybersecurity defense contractors headquartered in Hungary as of August 2026 (RevenueBase).

What is the largest company on this list?

Black Cell, headquartered in Budapest, tops this list with the largest team on record.

Which city has the most cybersecurity defense contractors?

Budapest leads with 19 headquartered companies, followed by Pecel (1) and Dunakeszi (1).

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 95 verified decision-maker contacts tracked across these 35 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.