Company lists · Data verified August 2026

Top 25 Cybersecurity consulting agencies based in Hungary

There are 77 cybersecurity consulting agencies headquartered in Hungary (RevenueBase, August 2026). RevenueBase tracks 454 professional contacts across them, including 192 with verified work emails and 9 with mobile numbers. Budapest is the largest hub.

This list covers cybersecurity consulting agencies 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.

77Companies
454Contacts tracked
192Verified emails
9Mobile numbers
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The 25 largest cybersecurity consulting agencies based in Hungary

Ranked by team size
Top 25 of 77 cybersecurity consulting agencies based in Hungary, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1Black CellBudapest51-2004828
2Alverad Technology Focus LTDBudapest11-502917
3Fortix Consultingn/a11-502420
4Clico Hungaryn/a11-502319
5kancellar.hun/a51-2002211
6United Collaborative Groupn/a11-501710
7Falcon GT Consulting ZRTn/a1-101412
8Itsecure KFTn/a11-50145
9SocurityDunakeszi11-50138
10Spirity Enterprise CplcBudapest11-50138
11Gammaorg ZRTn/a11-50131
12TrustaasBudapest11-50108
13Pr-Audit KFTBudapest11-50104
14RavenfortechBudapest11-5086
15HackrateBudapest11-5083
16SocwiseBudapest51-20064
17cyex.hun/a11-5052
18Security.Hu LTDBudapest11-5052
19BRINDBudapest1-1041
20G&g ConsultancyBudapest1-1033
21SubscutoBudapest1-1032
22Antotech Solutions LTDDiosd1-1031
23Averisk Információbiztonság KFTTokod1-1021
24Idesol Security Információbiztonsági ÉS Adatvédelmi Tanácsadó KFTn/a1-1021
25IT Business Consulting Hungary LTDBudajeno1-1021

Showing 25 of 77 cybersecurity consulting agencies based in Hungary

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Cybersecurity consulting agencies based in Hungary at a glance

As of Aug 28, 2026
1-10Median size (employees)
BudapestLargest hub · 33 HQs
9Contacts with mobile numbers
0Emails re-verified in last 30 days

Companies by employee count

1-10
45
11-50
27
51-200
4

Cybersecurity consulting agencies by metro

MetroCompanies
Cybersecurity consulting agencies in Budapest33
Cybersecurity consulting agencies in Albertirsa1
Cybersecurity consulting agencies in Pecel1
Cybersecurity consulting agencies in Diosd1
Cybersecurity consulting agencies in Budajeno1
Cybersecurity consulting agencies in Tokod1
Cybersecurity consulting agencies in Kecskemet1

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 consulting agencies”, 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 consulting agencies are there based in Hungary?

There are 77 cybersecurity consulting agencies 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 consulting agencies?

Budapest leads with 33 headquartered companies, followed by Albertirsa (1) and Pecel (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 192 verified decision-maker contacts tracked across these 77 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.