Company lists · Data verified August 2026

Top 23 Data center security software companies based in Greece

Name: Data center security software companies based in Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 60 companies tracked

There are 60 data center security software companies headquartered in Greece (RevenueBase, August 2026). RevenueBase tracks 1,027 professional contacts across them, including 485 with verified work emails and 15 with mobile numbers. Athens is the largest hub.

This list covers data center security software companies headquartered in Greece, 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.

60Companies

1,027Contacts tracked

485Verified emails

15Mobile numbers

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The 23 largest data center security software companies based in Greece

Ranked by team size

Top 23 of 60 data center security software companies based in Greece, 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	Nviso Security	Athens	201-500	311	205
2	Obrela	Athens	201-500	242	146
3	ESA Security Solutions S.A	Chalandri	1,001-5,000	182	39
4	Cubitech Systems	Athens	11-50	30	15
5	Systecom S.A	Metamorfosi	11-50	25	14
6	Threatscene	Athens	11-50	20	11
7	Union Security	Agios Stefanos	11-50	18	1
8	Cenobe Cybersecurity	n/a	11-50	15	8
9	Geniusnet SA	Athens	11-50	12	8
10	Accessit LTD	Athens	11-50	9	2
11	Memorandum	n/a	11-50	7	5
12	Ovit P.C	Athens	51-200	7	4
13	TÜV Austria Trust IT GR	Athens	11-50	7	4
14	Logisek	n/a	11-50	6	5
15	PES Cybersecurity	n/a	1-10	6	4
16	In2solution P.C	Athens	11-50	6	3
17	Infopower PC	Athens	11-50	6	1
18	Headnet	Athens	1-10	6	1
19	I-Metrix	Athens	11-50	5	3
20	Cyberone S.A	Athens	1-10	4	3
21	Odesus SA	Athens	11-50	2	1
22	Techforall Team	n/a	1-10	2	1
23	Safety NET	Athens	1-10	1	1

Showing 23 of 60 data center security software companies based in Greece

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Data center security software companies based in Greece at a glance

As of Aug 28, 2026

11-50Median size (employees)

AthensLargest hub · 30 HQs

15Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Data center security software companies by metro

Metro	Companies
Data center security software companies in Athens	30
Data center security software companies in Thessaloniki	2
Data center security software companies in Kallithea	2
Data center security software companies in Piraeus	1
Data center security software companies in Attica	1
Data center security software companies in Metamorfosi	1
Data center security software companies in Attiki	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 software companies”, with match quality audited by blind human judging, and headquartered in Greece.
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 data center security software companies are there based in Greece?

There are 60 data center security software companies headquartered in Greece as of August 2026 (RevenueBase).

What is the largest company on this list?

Nviso Security, headquartered in Athens, tops this list with the largest team on record.

Which city has the most data center security software companies?

Athens leads with 30 headquartered companies, followed by Thessaloniki (2) and Kallithea (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 485 verified decision-maker contacts tracked across these 60 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.