Company lists · Data refreshed September 2026

Top 25 Communication system integrators based in Greece

Name: Communication system integrators based in Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 70 companies tracked

RevenueBase identified 70 communication system integrators headquartered in Greece as of September 2026 and tracks 1,236 professional contacts across them, including 509 with verified work emails. Athens is the largest hub.

This list covers communication system integrators headquartered in Greece, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review

70Companies

1,236Contacts tracked

509Verified emails

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The 25 largest communication system integrators based in Greece

Ranked by team size

Top 25 of 70 communication system integrators based in Greece, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to communication system integrators: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Space Hellas S.A	Strong evidence	Ag. Paraskevi, GreeceHQ checked Sep 19, 2026	501-1,000	442 contacts →
	Strong evidence “Founded in 1985, Space Hellas is a leading system integrator that offers a comprehensive range of integrated ICT and security solutions and services complemented by after-sales…” Source: RevenueBase Database · checked Sep 19, 2026
2	Algosystems S.A	Strong evidence	Athens, GreeceHQ checked Sep 19, 2026	51-200	109 contacts →
	Strong evidence “Algosystems is a reliable and dynamic Systems Integrator / Service Provider, active in ICT & Cyber Security, Automation and Metrology.” Source: RevenueBase Database · checked Sep 19, 2026
3	Telmaco S.A	Strong evidence	Halandri, GreeceHQ checked Sep 19, 2026	51-200	94 contacts →
	Strong evidence “Telmaco SA is a leading European Audiovisual and Broadcast Systems Provider and Integrator located in Athens, Greece.” Source: RevenueBase Database · checked Sep 19, 2026
4	Ifsas Group	Strong evidence	Kifissia, GreeceHQ checked Sep 19, 2026	51-200	68 contacts →
	Strong evidence “IFSAS Group is a leading integrator of advanced Safety, Security & Homeland Security solutions, delivering end-to-end systems that protect people, assets, and critical operations.” Source: RevenueBase Database · checked Sep 19, 2026
5	Marpoint LTD	Strong evidence	Maroussi, GreeceHQ checked Sep 19, 2026	51-200	52 contacts →
	Strong evidence “MarPoint, is a leading maritime System Integrator and IT services company delivering impeccable solutions for the maritime industry.” Source: RevenueBase Database · checked Sep 19, 2026
6	PSP Telecom & Networking	Partial evidence	Athens, GreeceHQ checked Sep 19, 2026	51-200	34 contacts →
	Partial evidence “Professional Service Partners (PSP), with its people-centered communication message “People Supporting People”, is a key player in the Greek market providing integrated services…” Source: RevenueBase Database · checked Sep 19, 2026
7	Msensis S.A	Strong evidence	Maroussi, GreeceHQ checked Sep 19, 2026	11-50	25 contacts →
	Strong evidence “mSensis, founded in 2007, is a European system integrator serving a growing base of leading Service Providers, Financial Institutions, large enterprises and the Public Sector.” Source: RevenueBase Database · checked Sep 19, 2026
8	Microbase Greece	Partial evidence	Athens, GreeceHQ checked Sep 19, 2026	11-50	24 contacts →
	Partial evidence “Microbase is a Greek company that provides Integrated Communication Solutions, with dedication to the evolution of Technology.” Source: RevenueBase Database · checked Sep 19, 2026
9	Amplus S.A	Indirect evidence	Athens, GreeceHQ checked Sep 19, 2026	51-200	23 contacts →
	Indirect evidence “With a starting point back in the decade of AMPLUS SA has managed to possess a major market share of the IT Solutions industry.” Source: RevenueBase Database · checked Sep 19, 2026
10	Scan Saic Information Systems	Partial evidence	Athens, GreeceHQ checked Sep 19, 2026	11-50	22 contacts →
	Partial evidence “SCAN Information Systems: Your business partner in Greece An established market leader in Greece, SCAN Information Systems, offers a multitude of tested and field proven solutions…” Source: RevenueBase Database · checked Sep 19, 2026
11	Panou S.A	Strong evidence	Athens, GreeceHQ checked Sep 19, 2026	11-50	19 contacts →
	Strong evidence “Who we are: Leading technology systems integrator, engaged in the trading and installation of Audiovisual, Automation, IT, Lighting, Security and homeland Security systems.” Source: RevenueBase Database · checked Sep 19, 2026
12	Netsquare Corporation	Partial evidence	Athens, GreeceHQ checked Sep 19, 2026	11-50	16 contacts →
	Partial evidence “Netsquare is dealing with the design, installation and support of information systems and network infrastructures by proposing optimal customization taking into account the…” Source: RevenueBase Database · checked Sep 19, 2026
13	Opencomm SA	Partial evidence	Kallithéa, GreeceHQ checked Sep 19, 2026	11-50	14 contacts →
	Partial evidence “OPENCOMM SA is a dynamic company specializing in communication technology and software development.” Source: RevenueBase Database · checked Sep 19, 2026
14	Voiceland	Indirect evidence	Néa Ionía, GreeceHQ checked Sep 19, 2026	11-50	12 contacts →
	Indirect evidence “Η VOICELAND δραστηριοποιείται στο χώρο των τηλεπικοινωνιών.” Source: RevenueBase Database · checked Sep 19, 2026
15	Advanced Integrated Communication	Partial evidence	Paiania, GreeceHQ checked Sep 19, 2026	11-50	12 contacts →
	Partial evidence “Η Advanced Integrated Communication E.Π.Ε, διαρκώς εξελισσόμενη εταιρεία στον χώρο της υψηλής τεχνολογίας, αποτελείται από στελέχη τα όποια από το θέτουν ως προτεραιότητα την…” Source: RevenueBase Database · checked Sep 19, 2026
16	Korr. Kindling Originality	Indirect evidence	Athens, GreeceHQ checked Sep 19, 2026	11-50	10 contacts →
	Indirect evidence “korr.” Source: RevenueBase Database · checked Sep 19, 2026
17	Lexis SA	Indirect evidence	Gerakas, GreeceHQ checked Sep 19, 2026	11-50	10 contacts →
	Indirect evidence “LEXIS S.A.” Source: RevenueBase Database · checked Sep 19, 2026
18	IMTEL	Partial evidence	Μεταμορφωση, GreeceHQ checked Sep 19, 2026	11-50	10 contacts →
	Partial evidence “IMTEL provides a range of communication technologies that can help a business of any size to meet the challenges of our times.” Source: RevenueBase Database · checked Sep 19, 2026
19	13cs.gr	Strong evidence	Marcopoulo, GreeceHQ checked Sep 19, 2026	11-50	10 contacts →
	Strong evidence “Στην 13CS δεν είμαστε απλά ένας Systems Integrator.” Source: RevenueBase Database · checked Sep 19, 2026
20	LTCOM	Partial evidence	Thessaloniki, GreeceHQ checked Sep 19, 2026	11-50	10 contacts →
	Partial evidence “LTcom was established in 1994 and incorporates in the area of telecommunications, while it specializes in telecommunications systems for integrated digital voice and data…” Source: RevenueBase Database · checked Sep 19, 2026
21	Allwan	Indirect evidence	Metamorfossis - Athens, GreeceHQ checked Sep 19, 2026	11-50	9 contacts →
	Indirect evidence “Allwan specializes in delivering advanced enterprise networking and networking solutions, partnering with leading manufacturers to offer reliable and innovative technologies at…” Source: RevenueBase Database · checked Sep 19, 2026
22	Dynacom LTD	Indirect evidence	Kallithea, GreeceHQ checked Sep 19, 2026	1-10	9 contacts →
	Indirect evidence “Dynacom Ltd: Your Trusted Partner in Integrated Telecommunication and Networking Solutions At Dynacom Ltd, we specialize in the counseling, design, and implementation of…” Source: RevenueBase Database · checked Sep 19, 2026
23	Abas Integrated Systems Greece	Partial evidence	Chalandri, GreeceHQ checked Sep 19, 2026	11-50	8 contacts →
	Partial evidence “ABAS is a recognized Systems Intergator based in Athens, Greece.” Source: RevenueBase Database · checked Sep 19, 2026
24	Logitel	Partial evidence	Metamorfosi, GreeceHQ checked Sep 19, 2026	11-50	8 contacts →
	Partial evidence “LOGITEL is a MSP provider of high-end unified communications and AV-enhanced collaboration solutions focused primarily on the Greek market, but also taking up projects throughout…” Source: RevenueBase Database · checked Sep 19, 2026
25	Pro.Compute	Partial evidence	GreeceHQ checked Sep 19, 2026	1-10	8 contacts →
	Partial evidence “Our company focuses on SELV (Low Voltage) solutions for commercial and residential applications, such as networks, fiber optics, building automation, security systems, unified…” Source: RevenueBase Database · checked Sep 19, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: communication system integrators. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names communication system integrators.
Partial evidence: Its own public description names part of communication system integrators, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name communication system integrators. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 70 communication system integrators based in Greece

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Communication system integrators based in Greece at a glance

As of Sep 19, 2026

41.2%Verified-email coverage

17.7Average contacts per company

11-50Median size (employees)

21.4%Largest-city concentration · Athens

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

501-1,000

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 70 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among communication system integrators, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Greece whose own description of what they do matches “communication system integrators”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names communication system integrators), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among communication system integrators, and records with no verified work email. Companies headquartered outside Greece are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 509 across the full list. 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 September 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names communication system integrators, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many communication system integrators are there based in Greece?

RevenueBase identified 70 communication system integrators headquartered in Greece as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Space Hellas S.A, headquartered in Greece, tops this list with the largest team on record.

Which city has the most communication system integrators?

Athens leads with 15 headquartered companies, followed by Attica (3) and Thessaloniki (3).

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 509 verified decision-maker contacts tracked across these 70 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 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 Smart Search, 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.