Company lists · Data verified August 2026

Top 25 Data center security system integrators based in Hungary

Name: Data center security system integrators based in Hungary
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 74 companies tracked

There are 74 data center security system integrators headquartered in Hungary (RevenueBase, August 2026). RevenueBase tracks 829 professional contacts across them, including 399 with verified work emails and 8 with mobile numbers. Budapest is the largest hub.

This list covers data center security system integrators 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.

74Companies

829Contacts tracked

399Verified emails

8Mobile numbers

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The 25 largest data center security system integrators based in Hungary

Ranked by team size

Top 25 of 74 data center security system integrators 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	H1 Systems LLC	Budapest	51-200	85	57
2	Areus Infocommunication PLC	Budapest	11-50	54	42
3	Valkyr	n/a	11-50	53	31
4	Kermann IT Solutions Nyrt	n/a	51-200	51	44
5	Neti IT Consulting LTD	Budapest	51-200	50	30
6	Black Cell	Budapest	51-200	48	28
7	Power Biztonságtechnika KFT	Szeged	51-200	26	23
8	Relnet Technology LTD	n/a	11-50	25	16
9	Clico Hungary	n/a	11-50	23	19
10	The IT Solutions ZRT	n/a	11-50	20	17
11	Young B.T.S. KFT	n/a	11-50	16	11
12	Nádor Rendszerház KFT	n/a	51-200	15	9
13	Falcon GT Consulting ZRT	n/a	1-10	14	12
14	BMR Europe	Budapest	51-200	11	5
15	Aspectis KFT	Budapest	11-50	10	8
16	SBT Protect KFT	Budapest	11-50	9	8
17	Partnertech KFT	Budapest	11-50	9	7
18	Castrum PRO KFT	Budapest	1-10	8	5
19	Socwise	Budapest	51-200	6	4
20	Digital Technologies Holding	Budapest	1-10	6	3
21	Extrico Systems Hungary ZRT	Budapest	11-50	5	3
22	Cascade Informatika ZRT	Budapest	11-50	5	2
23	Neox Smart Solutions	Budapest	11-50	3	2
24	Wattmester KFT	Budapest	11-50	3	1
25	Securiton Hungary	Budapest	11-50	2	2

Showing 25 of 74 data center security system integrators based in Hungary

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Data center security system integrators based in Hungary at a glance

As of Aug 28, 2026

11-50Median size (employees)

BudapestLargest hub · 33 HQs

8Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Data center security system integrators by metro

Metro	Companies
Data center security system integrators in Budapest	33
Data center security system integrators in Pecs	2
Data center security system integrators in Szeged	2
Data center security system integrators in Nagytarcsa	1
Data center security system integrators in Veszprem	1
Data center security system integrators in Szekszard	1
Data center security system integrators in Ecser	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 “data center security system integrators”, 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 data center security system integrators are there based in Hungary?

There are 74 data center security system integrators headquartered in Hungary as of August 2026 (RevenueBase).

What is the largest company on this list?

H1 Systems LLC, headquartered in Budapest, tops this list with the largest team on record.

Which city has the most data center security system integrators?

Budapest leads with 33 headquartered companies, followed by Pecs (2) and Szeged (2).

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 399 verified decision-maker contacts tracked across these 74 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.