Company lists · Data verified August 2026
Top 8 Data center security services based in Greece
There are 33 data center security services headquartered in Greece (RevenueBase, August 2026). RevenueBase tracks 659 professional contacts across them, including 268 with verified work emails and 9 with mobile numbers. Athens is the largest hub.
This list covers data center security services 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.
The 8 largest data center security services based in Greece
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 |  Nviso Security | 205 |
| 2 |  ESA Security Solutions S.A | 39 |
| 3 |  Systecom S.A | 14 |
| 4 |  Mega Sprint Guard | 1 |
| 5 |  Ovit P.C | 4 |
| 6 |  In2solution P.C | 3 |
| 7 |  ST Consultants Security Consulting Services | 1 |
| 8 | Virtual Controls | 1 |
Showing 8 of 33 data center security services based in Greece
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Data center security services based in Greece at a glance
As of Aug 28, 2026Companies by employee count
Data center security services by metro
| Metro | Companies |
|---|---|
| Data center security services in Athens | 12 |
| Data center security services in Lamia | 1 |
| Data center security services in Attica | 1 |
| Data center security services in Metamorfosi | 1 |
| Data center security services in Halkida | 1 |
| Data center security services in Attiki | 1 |
| Data center security services in Thessaloniki | 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 services”, 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 services are there based in Greece?
There are 33 data center security services 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 services?
Athens leads with 12 headquartered companies, followed by Lamia (1) and Attica (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 268 verified decision-maker contacts tracked across these 33 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.
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