Company lists · Data verified August 2026

Top 13 Cybersecurity threat detection companies based in Romania

Name: Cybersecurity threat detection companies based in Romania
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 32 companies tracked

There are 32 cybersecurity threat detection companies headquartered in Romania (RevenueBase, August 2026). RevenueBase tracks 8,032 professional contacts across them, including 2,960 with verified work emails and 1,290 with mobile numbers. Bucharest is the largest hub.

This list covers cybersecurity threat detection companies headquartered in Romania, 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.

32Companies

8,032Contacts tracked

2,960Verified emails

1,290Mobile numbers

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The 13 largest cybersecurity threat detection companies based in Romania

Ranked by team size

Top 13 of 32 cybersecurity threat detection companies based in Romania, 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	Check Point Software	n/a	5,001-10,000	7,777	2,845
2	Revelsi	Bucharest	51-200	66	24
3	Data Core Systems, Romania	n/a	11-50	43	27
4	BIT Sentinel	Bucharest	11-50	24	16
5	Fort Cyber	Bucharest	11-50	24	15
6	Nextgen Software	Bucuresti	11-50	21	12
7	Cybourn	Bucharest Bucharest	51-200	17	8
8	D3 Cyber	Cluj-Napoca	1-10	8	5
9	Blackshell	Bucharest	11-50	5	3
10	Best Internet Security Biss	n/a	11-50	4	1
11	Eset Romania	Bucharest	11-50	3	2
12	TLN Computer	Brasov	1-10	1	1
13	Panthero	Satu Mare	1-10	1	1

Showing 13 of 32 cybersecurity threat detection companies based in Romania

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Cybersecurity threat detection companies based in Romania at a glance

As of Aug 28, 2026

1-10Median size (employees)

BucharestLargest hub · 14 HQs

1,290Contacts with mobile numbers

5Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

5,001-10,000

Cybersecurity threat detection companies by metro

Metro	Companies
Cybersecurity threat detection companies in Bucharest	14
Cybersecurity threat detection companies in Bucharest Bucharest	2
Cybersecurity threat detection companies in Cluj-Napoca	2
Cybersecurity threat detection companies in Bucuresti	2
Cybersecurity threat detection companies in Suceava	1
Cybersecurity threat detection companies in Santandrei	1
Cybersecurity threat detection companies in Satu Mare	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 threat detection companies”, with match quality audited by blind human judging, and headquartered in Romania.
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; 5 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 threat detection companies are there based in Romania?

There are 32 cybersecurity threat detection companies headquartered in Romania as of August 2026 (RevenueBase).

What is the largest company on this list?

Check Point Software, headquartered in Romania, tops this list with the largest team on record.

Which city has the most cybersecurity threat detection companies?

Bucharest leads with 14 headquartered companies, followed by Bucharest Bucharest (2) and Cluj-Napoca (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 2,960 verified decision-maker contacts tracked across these 32 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.