Company lists · Data refreshed November 2026

Top 25 Infrastructure technology companies based in Greece

Name: Infrastructure technology companies based in Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 65 companies tracked

RevenueBase identified 65 company matches for infrastructure technology companies associated with Greece as of November 2026 and tracks 2,130 professional contacts across them, including 541 with verified work emails. Athens is the largest hub.

This list covers company matches for infrastructure technology companies associated with Greece, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

65Companies

2,130Contacts tracked

541Verified emails

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The 25 largest infrastructure technology companies based in Greece

Ranked by team size

Top 25 of 65 company matches for infrastructure technology companies based in Greece, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Performance Technologies S.A	Exact match	Athens, GreeceHQ recorded Nov 6, 2026	201-500	255 contacts →
	Exact match “Performance Technologies is a trusted partner for organizations redefining themselves through digital transformation.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	OTS SA	Exact match	Thessaloniki, GreeceHQ recorded Nov 6, 2026	201-500	170 contacts →
	Exact match “OTS is a company engaged in information technology.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Athens Technology Center	Exact match	Athens, GreeceHQ recorded Nov 6, 2026	51-200	104 contacts →
	Exact match “For over 30 years, we supply and manage the appropriate technology and resources to support the entrepreneurial spirit and profitable growth of medium and large sized companies…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Active Computer Systems S.A	Exact match	Athens, GreeceHQ recorded Nov 6, 2026	51-200	93 contacts →
	Exact match “Reaching 30 years of operation, Active is today among the largest Greek technology providers, reinforced by well-established partnerships with the world’s largest technology…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Wizz IT	Exact match	Cholargos, GreeceHQ recorded Nov 6, 2026	11-50	50 contacts →
	Exact match “Technology Consulting” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Elmisystems SA	Exact match	Athens, GreeceHQ recorded Nov 6, 2026	51-200	35 contacts →
	Exact match “ELMISYSTEMS is a large Greek IT company with a leading role in the IT Industry and the Retail Business in Greece.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Elecnet	Exact match	Evosmos, GreeceHQ recorded Nov 6, 2026	51-200	32 contacts →
	Exact match “ELECNET S.A.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Constrat LTD	Exact match	GreeceHQ recorded Nov 6, 2026	51-200	26 contacts →
	Exact match “OUR COMPANY.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Hardware And Software Engineering	Exact match	Μαρούσι, GreeceHQ recorded Nov 6, 2026	1-10	17 contacts →
	Exact match “Hardware and Software Engineering Ltd is an Athens-based Information Technology Company founded in HSE provides technology, applications, and services to a wide variety of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Netsquare Corporation	Exact match	Athens, GreeceHQ recorded Nov 6, 2026	11-50	16 contacts →
	Exact match “Netsquare is dealing with the design, installation and support of information systems and network infrastructures by proposing optimal customization taking into account the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Nybble IT Management Services For Business	Exact match	Athens, GreeceHQ recorded Nov 6, 2026	11-50	16 contacts →
	Exact match “Nybble was founded in November 2015 and is landed in Athens, Greece.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Fintechiq	Exact match	Marousi, GreeceHQ recorded Nov 6, 2026	11-50	16 contacts →
	Exact match “Our services and solutions will transform your business through the management and implementation of new apps, platforms, architecture and tech.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Openit	Exact match	Iráklion, GreeceHQ recorded Nov 6, 2026	11-50	10 contacts →
	Exact match “OpenIT is a fast developing company that is aiming in providing high quality services and products in the sectors of Information Technology and Telecommunications.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Cicicom LTD	Exact match	Chalandri, GreeceHQ recorded Nov 6, 2026	11-50	10 contacts →
	Exact match “CICICOM is a leading innovator in IoT technology, specializing in fully certified smart infrastructure solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Consultit	Exact match	Agios Dimitrios, GreeceHQ recorded Nov 6, 2026	1-10	8 contacts →
	Exact match “Welcome to our page!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Novelcomm	Exact match	Athens, GreeceHQ recorded Nov 6, 2026	1-10	8 contacts →
	Exact match “Internet Service Provider” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	OSP Contractors	Exact match	Trikala Greece, GreeceHQ recorded Nov 6, 2026	51-200	8 contacts →
	Exact match “OSP Contractors is a rapidly growing telecom infrastructure company delivering design, implementation and maintenance services for fixed telecom networks.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Cardel SA	Exact match	Agia Paraskevi, GreeceHQ recorded Nov 6, 2026	11-50	6 contacts →
	Exact match “Η CARDEL A.E.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Easy Systems S.A	Exact match	Gerakas, GreeceHQ recorded Nov 6, 2026	1-10	5 contacts →
	Exact match “EASY SYSTEMS was established at the end of 2008, from an expertise team coming from the banking sector, specializing in Information Systems and Telecoms, with experience in the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Multifunction	Exact match	Kallithéa, GreeceHQ recorded Nov 6, 2026	1-10	4 contacts →
	Exact match “Our company is established on as Multirama Acharnon.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Flexit - IT Services	Exact match	Athens, GreeceHQ recorded Nov 6, 2026	1-10	3 contacts →
	Exact match “Η FlexIT είναι μια δυναμική εταιρεία με υψηλή τεχνογνωσία που μεταμορφώνει την επιχείρησή σας μέσα από τον Ψηφιακό Μετασχηματισμό.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Next Constructions	Exact match	Néa Ionía, GreeceHQ recorded Nov 6, 2026	1-10	3 contacts →
	Exact match “Next Constructions is an innovative company in the construction and system integration field, operating in Athens, Greece.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	IT LAB Greece	Exact match	Athens, GreeceHQ recorded Nov 6, 2026	11-50	2 contacts →
	Exact match “Η IT LAB δραστηριοποιείται στον τομέα της παροχής υπηρεσιών & λύσεων στον χώρο της πληροφορικής.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Landotech	Exact match	Chaidari, GreeceHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “Founded on 2008, LandoTech is a company who offers a range of solutions and services that covers the IT infrastructure of his customers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Business Network Computer	Exact match	Thessaloniki, GreeceHQ recorded Nov 6, 2026	11-50	1 contacts →
	Exact match “Η Business Network Computer ιδρύθηκε το στην Θεσσαλονίκη, με στόχο την παροχή προϊόντων και υπηρεσιών προηγμένης τεχνολογίας για τη σύγχρονη οργάνωση και λειτουργία επιχειρήσεων…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “infrastructure technology companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 65 infrastructure technology companies based in Greece

See the full list, filter by size, metro and specialty, and access 541 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure technology companies based in Greece at a glance

As of Nov 6, 2026

25.4%Verified-email coverage

32.8Average contacts per company

11-50Median size (employees)

24.6%Largest-city concentration · Athens

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured worldwide rather than for Greece, so it is reported there. Company counts and contact totals on this page are exact for Greece, over 65 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Greece whose business descriptions match “infrastructure technology companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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: Every displayed company carries at least one verified work email. RevenueBase tracks 541 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “infrastructure technology companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure technology companies are there based in Greece?

RevenueBase identified 65 company matches for infrastructure technology companies associated with Greece as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Performance Technologies S.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most infrastructure technology companies?

Athens leads with 16 company records, followed by Patras (2) and Thessaloniki (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 541 professional contacts with verified work emails tracked across these 65 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.