Company lists · Data refreshed September 2026

Top 25 Heavy civil contractors based in Greece

RevenueBase identified 127 heavy civil contractors headquartered in Greece as of September 2026 and tracks 2,270 professional contacts across them, including 629 with verified work emails. Athens is the largest hub.

This list covers heavy civil contractors 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 16, 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 16, 2026 86% judged on-target in blind review
127Companies
2,270Contacts tracked
629Verified emails
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The 25 largest heavy civil contractors based in Greece

Ranked by team size
Top 25 of 127 heavy civil contractors based in Greece, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to heavy civil contractors: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceAthens, GreeceHQ checked Sep 16, 20261,001-5,000787 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceMarousi, GreeceHQ checked Sep 16, 20261,001-5,000598 contacts →

Indirect evidence

“AVAX Group is one of the largest construction groups in Greece, with a long track record of successful project deliveries, signature infrastructure works, company growth…”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceAthens, GreeceHQ checked Sep 16, 202651-200107 contacts →

Partial evidence

“ELEMKA ’s main activities in Greece and abroad are the following: • Construction and management of civil works, including projects in the energy sector, special steel structures…”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceAthens, GreeceHQ checked Sep 16, 202651-20034 contacts →

Indirect evidence

“Berios (Greek: Μπέριος; Arabic: بيريوس‎) is the name used to collectively refer to Berios S.A.(located in Athens, Greece) and Berios Ltd.(located in Abu Dhabi, UAE), which are…”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceMaroussi, GreeceHQ checked Sep 16, 202611-5030 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceAthens, GreeceHQ checked Sep 16, 202611-5021 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceAigaleo, GreeceHQ checked Sep 16, 202651-20020 contacts →

Indirect evidence

“ATEKE is a dynamic and highly specialized construction and engineering company based in Athens, Greece, with a strong legacy of delivering complex infrastructure, energy, and…”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceAthens, GreeceHQ checked Sep 16, 202611-5018 contacts →

Indirect evidence

“EDAFOS S.A.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceAthens, GreeceHQ checked Sep 16, 202611-5018 contacts →

Partial evidence

“Our company's basic activity is the design, supervision, checking and management of Civil and Structural Engineering Projects in the public and private sector”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceAthens, GreeceHQ checked Sep 16, 202651-20017 contacts →

Partial evidence

“Established in 1987, Anastilotiki SA is registered in the Contractors Companies Register (M.E.E.P.) of the Hellenic Ministry for the Environment, Physical Planning and Public…”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceMetamorfosi, GreeceHQ checked Sep 16, 202611-5016 contacts →

Indirect evidence

“Liontos & Associates Ltd was established in 1998, having as an objective to provide consulting services regarding the design and management of complex technical projects.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceSalonica, GreeceHQ checked Sep 16, 202611-508 contacts →

Indirect evidence

“MAVRAKIS CONSULTING ENGINEERS is a leading Greek Engineering Consultancy founded back in 1978.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceKifisiá, GreeceHQ checked Sep 16, 202611-507 contacts →

Indirect evidence

“Kontos Concreate ATE is a construction company with a significant experience in the construction of large scale infrastructure & building projects (public works) and the…”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceHeraklion, GreeceHQ checked Sep 16, 202611-507 contacts →

Partial evidence

“LYDAKIS Construction is a privately-owned civil engineering and construction company with vast experience and technical know-how in delivering public, commercial and residential…”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceThessaloniki, GreeceHQ checked Sep 16, 202611-507 contacts →

Indirect evidence

“Geodynamiki Techniki P.C.”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceGreeceHQ checked Sep 16, 2026201-5006 contacts →

Indirect evidence

“Welcome to KATE CONSTRUCTION & ENGINEERS, a leading construction company dedicated to delivering exceptional projects that shape communities and inspire the future.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceChalandri, GreeceHQ checked Sep 16, 202651-2005 contacts →

Indirect evidence

“OMEK is the Major Consulting Company in Greece in the area of Planning, Development and Management of Engineering Infrastructure Engineering Projects.”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceKifisiá, GreeceHQ checked Sep 16, 202611-505 contacts →

Indirect evidence

“The Company trading under the name “Attiki Diodos S.A.”, was founded in August 1993 by Nikolaos Thanasoulas.”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceKallithéa, GreeceHQ checked Sep 16, 202611-504 contacts →

Indirect evidence

“With more than 40 years of experience and over 800 successful work sites, we are able to provide the ultimate experience throughout our products and services.”

Source: RevenueBase Database · checked Sep 16, 2026
20Indirect evidenceAthens, GreeceHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceAgia Paraskevi, GreeceHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“RNR Engineers Consulting is a specialized design and consulting company committed to providing its clients with engineering services that fulfill their needs and vision.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceIráklion, GreeceHQ checked Sep 16, 202651-2004 contacts →

Indirect evidence

“Contruction company focused on highway, street, bridge, residential and non residential buildings and marine projects.”

Source: RevenueBase Database · checked Sep 16, 2026
23Indirect evidenceNea Erythraia, GreeceHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“H ΑΡΚΙΤΟΝ Α.Ε, ανέρχεται δυναμικά στον κατασκευαστικό κλάδο αναλαμβάνοντας με επιτυχία Ιδιωτικά και Δημόσια έργα επεκτείνοντας ταχύτατα τις επιχειρηματικές της δραστηριότητες.”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceAthens, GreeceHQ checked Sep 16, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceCorfu, GreeceHQ checked Sep 16, 20261-102 contacts →

Indirect evidence

“Koryfo Construction was founded in 1988.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 127 heavy civil contractors based in Greece

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Heavy civil contractors based in Greece at a glance

As of Sep 16, 2026
27.7%Verified-email coverage
17.9Average contacts per company
11-50Median size (employees)
20.5%Largest-city concentration · Athens
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
50
11-50
52
51-200
19
201-500
4
1,001-5,000
2

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 127 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 heavy civil contractors, 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 “heavy civil contractors”. 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 heavy civil contractors), 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 heavy civil contractors, 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, 629 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 16, 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.

Heavy civil contractors by metro

  • Heavy civil contractors in Athens26

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 heavy civil contractors, 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 heavy civil contractors are there based in Greece?

RevenueBase identified 127 heavy civil contractors 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?

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

Which city has the most heavy civil contractors?

Athens leads with 26 headquartered companies, followed by Chalandri (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 629 verified decision-maker contacts tracked across these 127 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 16, 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.