Company lists · Data verified August 2026

Top 22 Cybersecurity audit companies based in Hungary

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 38 companies tracked

There are 38 cybersecurity audit companies headquartered in Hungary (RevenueBase, August 2026). RevenueBase tracks 252 professional contacts across them, including 103 with verified work emails and 7 with mobile numbers. Budapest is the largest hub.

This list covers cybersecurity audit companies 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.

38Companies

252Contacts tracked

103Verified emails

7Mobile numbers

Unlock all 38 companies Free account · no credit card · 2 minutes

The 22 largest cybersecurity audit companies based in Hungary

Ranked by team size

Top 22 of 38 cybersecurity audit companies 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	Gammaorg ZRT	n/a	11-50	13	1
7	Trustaas	Budapest	11-50	10	8
8	Pr-Audit KFT	Budapest	11-50	10	4
9	Ravenfortech	Budapest	11-50	8	6
10	Hackrate	Budapest	11-50	8	3
11	G&g Consultancy	Budapest	1-10	3	3
12	Subscuto	Budapest	1-10	3	2
13	Averisk Információbiztonság KFT	Tokod	1-10	2	1
14	IT Business Consulting Hungary LTD	Budajeno	1-10	2	1
15	Datron ITS ZRT	n/a	11-50	1	1
16	Innocube LTD	Budapest	1-10	1	1
17	Secaas KFT	Budapest	1-10	1	1
18	Cyberlab LTD	Budapest	1-10	1	1
19	4audit Informatikai Szolgáltató KFT	n/a	1-10	1	1
20	Iscontrol LTD	n/a	1-10	1	1
21	Cyberwise Cyber Consulting & Security Services	n/a	1-10	1	1
22	Zero DAY Solutions KFT	Nagycenk	1-10	1	1

Showing 22 of 38 cybersecurity audit companies based in Hungary

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 103 reachable decision-makers.

Free account · no credit card

See all 38 companies

Cybersecurity audit companies based in Hungary at a glance

As of Aug 28, 2026

1-10Median size (employees)

BudapestLargest hub · 19 HQs

7Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cybersecurity audit companies by metro

Metro	Companies
Cybersecurity audit companies in Budapest	19
Cybersecurity audit companies in Pecel	1
Cybersecurity audit companies in Budajeno	1
Cybersecurity audit companies in Tokod	1
Cybersecurity audit companies in Dunakeszi	1
Cybersecurity audit companies 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 audit companies”, 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 audit companies are there based in Hungary?

There are 38 cybersecurity audit companies 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 audit companies?

Budapest leads with 19 headquartered companies, followed by Pecel (1) and Budajeno (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 103 verified decision-maker contacts tracked across these 38 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.

Ready to reach these companies? Verified emails and direct dials for all 38 cybersecurity audit companies based in Hungary. Start with a free account, no credit card.

Get the full list

Related lists

Cybersecurity audit companies by geography

Browse the directory

Browse: Companies home · All Hungary lists · All Cybersecurity audit companies lists · New lists

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.