Company lists · Data verified August 2026

Top 25 Enterprise IT infrastructure companies based in Greece

Name: Enterprise IT infrastructure companies based in Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 142 companies tracked

There are 142 enterprise IT infrastructure companies headquartered in Greece (RevenueBase, August 2026). RevenueBase tracks 1,470 professional contacts across them, including 578 with verified work emails and 23 with mobile numbers. Athens is the largest hub.

This list covers enterprise IT infrastructure 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.

142Companies

1,470Contacts tracked

578Verified emails

23Mobile numbers

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The 25 largest enterprise IT infrastructure companies based in Greece

Ranked by team size

Top 25 of 142 enterprise IT infrastructure 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	Performance Technologies S.A	Athens	201-500	228	159
2	Cosmos Business Systems	n/a	51-200	205	112
3	Logicom Solutions	Marousi	51-200	97	59
4	Infinitum S.A	Attica	51-200	90	57
5	Wizz IT	n/a	11-50	49	7
6	Smartns Technological S.A	n/a	51-200	43	30
7	Bluestream Solutions S.A	Thermi	11-50	38	14
8	Blend Technologies	Attica	51-200	34	11
9	Elmisystems SA	n/a	51-200	33	1
10	PSP Telecom & Networking	n/a	51-200	33	1
11	Systecom S.A	Metamorfosi	11-50	25	14
12	Amplus S.A	n/a	51-200	23	8
13	Precicom S.A	n/a	11-50	19	9
14	Fintechiq	Marousi	11-50	18	2
15	Netsquare Corporation	n/a	11-50	16	6
16	Nybble IT Management Services For Business	n/a	11-50	16	6
17	Solidity Technology Services S.A	Athens	11-50	13	7
18	Corenetworks	Athens	11-50	13	2
19	Netcom Group	n/a	11-50	12	7
20	Operon	Athens	11-50	11	4
21	Gricgroup	n/a	11-50	10	4
22	Cloudon PC	Athens	11-50	10	1
23	IBS Informatics Business Services	n/a	1-10	9	4
24	IT Synergy S.A	Athens	11-50	8	6
25	Aardvark, ISC SA	n/a	11-50	7	5

Showing 25 of 142 enterprise IT infrastructure companies based in Greece

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Enterprise IT infrastructure companies based in Greece at a glance

As of Aug 28, 2026

1-10Median size (employees)

AthensLargest hub · 32 HQs

23Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Enterprise IT infrastructure companies by metro

Metro	Companies
Enterprise IT infrastructure companies in Athens	32
Enterprise IT infrastructure companies in Piraeus	4
Enterprise IT infrastructure companies in Attica	4
Enterprise IT infrastructure companies in Marousi	4
Enterprise IT infrastructure companies in Thessaloniki	3
Enterprise IT infrastructure companies in Metamorfosi	2
Enterprise IT infrastructure companies in Heraklion	2

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 “enterprise IT infrastructure 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 enterprise IT infrastructure companies are there based in Greece?

There are 142 enterprise IT infrastructure companies headquartered in Greece as of August 2026 (RevenueBase).

What is the largest company on this list?

Performance Technologies S.A, headquartered in Athens, tops this list with the largest team on record.

Which city has the most enterprise IT infrastructure companies?

Athens leads with 32 headquartered companies, followed by Piraeus (4) and Attica (4).

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 578 verified decision-maker contacts tracked across these 142 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.