Company lists · Data verified August 2026

Top 25 Cybersecurity defense consultants based in Hungary

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 61 companies tracked

There are 61 cybersecurity defense consultants headquartered in Hungary (RevenueBase, August 2026). RevenueBase tracks 1,489 professional contacts across them, including 774 with verified work emails and 159 with mobile numbers. Budapest is the largest hub.

This list covers cybersecurity defense consultants 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.

61Companies

1,489Contacts tracked

774Verified emails

159Mobile numbers

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The 25 largest cybersecurity defense consultants based in Hungary

Ranked by team size

Top 25 of 61 cybersecurity defense consultants 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	Opswat	Veszprem	501-1,000	1,107	627
2	Black Cell	Budapest	51-200	48	28
3	Alverad Technology Focus LTD	Budapest	11-50	29	17
4	Fortix Consulting	n/a	11-50	24	20
5	kancellar.hu	n/a	51-200	22	11
6	Falcon GT Consulting ZRT	n/a	1-10	14	12
7	Itsecure KFT	n/a	11-50	14	5
8	Socurity	Dunakeszi	11-50	13	8
9	Spirity Enterprise Cplc	Budapest	11-50	13	8
10	Gammaorg ZRT	n/a	11-50	13	1
11	Trustaas	Budapest	11-50	10	8
12	Ravenfortech	Budapest	11-50	8	6
13	Hackrate	Budapest	11-50	8	3
14	Socwise	Budapest	51-200	6	4
15	cyex.hu	n/a	11-50	5	2
16	Subscuto	Budapest	1-10	3	2
17	Antotech Solutions LTD	Diosd	1-10	3	1
18	Idesol Security Információbiztonsági ÉS Adatvédelmi Tanácsadó KFT	n/a	1-10	2	1
19	IT Business Consulting Hungary LTD	Budajeno	1-10	2	1
20	Datron ITS ZRT	n/a	11-50	1	1
21	Innocube LTD	Budapest	1-10	1	1
22	Manware Information Technology LTD	Budapest	1-10	1	1
23	Akis Management LTD	n/a	1-10	1	1
24	Iddqd KFT	Budapest	1-10	1	1
25	Cyberwise Cyber Consulting & Security Services	n/a	1-10	1	1

Showing 25 of 61 cybersecurity defense consultants based in Hungary

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Cybersecurity defense consultants based in Hungary at a glance

As of Aug 28, 2026

1-10Median size (employees)

BudapestLargest hub · 25 HQs

159Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

501-1,000

Cybersecurity defense consultants by metro

Metro	Companies
Cybersecurity defense consultants in Budapest	25
Cybersecurity defense consultants in Szentendre	2
Cybersecurity defense consultants in Veszprem	1
Cybersecurity defense consultants in Pecel	1
Cybersecurity defense consultants in Diosd	1
Cybersecurity defense consultants in Budajeno	1
Cybersecurity defense consultants in Dunakeszi	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 consultants”, 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; 2 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 consultants are there based in Hungary?

There are 61 cybersecurity defense consultants headquartered in Hungary as of August 2026 (RevenueBase).

What is the largest company on this list?

Opswat, headquartered in Veszprem, tops this list with the largest team on record.

Which city has the most cybersecurity defense consultants?

Budapest leads with 25 headquartered companies, followed by Szentendre (2) and Veszprem (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 774 verified decision-maker contacts tracked across these 61 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.