Company lists · Data refreshed September 2026

Top 25 Infrastructure compliance consulting firms based in Greece

Name: Infrastructure compliance consulting firms based in Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 81 companies tracked

RevenueBase identified 81 infrastructure compliance consulting firms headquartered in Greece as of September 2026 and tracks 1,097 professional contacts across them, including 275 with verified work emails. Athens is the largest hub.

This list covers infrastructure compliance consulting firms 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 21, 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 21, 2026 86% judged on-target in blind review

81Companies

1,097Contacts tracked

275Verified emails

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The 25 largest infrastructure compliance consulting firms based in Greece

Ranked by team size

Top 25 of 81 infrastructure compliance consulting firms based in Greece, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to infrastructure compliance consulting firms: 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	Salfo & Associates SA	Partial evidence	Athens, GreeceHQ checked Sep 21, 2026	201-500	361 contacts →
	Partial evidence “About SALFO & Associates SALFO & Associates SA is a premier Greek Engineering & Management Consulting firm, delivering excellence through innovation, integrity, and human-centric…” Source: RevenueBase Database · checked Sep 21, 2026
2	Samaras & Associates Sa-Consulting Engineers	Indirect evidence	Athens, GreeceHQ checked Sep 21, 2026	201-500	153 contacts →
	Indirect evidence “Η «Σαμαράς & Συνεργάτες Α.Ε- Σύμβουλοι Μηχανικοί» αποτελεί, σήμερα, τη μεγαλύτερη και αρτιότερα στελεχωμένη μελετητική και συμβουλευτική εταιρεία στην Ελλάδα.” Source: RevenueBase Database · checked Sep 21, 2026
3	Nama Consulting Engineers And Planners SA	Partial evidence	Athens, GreeceHQ checked Sep 21, 2026	51-200	45 contacts →
	Partial evidence “NAMA Consulting Engineers and Planners SA was founded in Athens (GR) at the beginning of 1990.” Source: RevenueBase Database · checked Sep 21, 2026
4	Gaia SA	Indirect evidence	Thessaloniki, GreeceHQ checked Sep 21, 2026	51-200	45 contacts →
	Indirect evidence “GAIA S.A.” Source: RevenueBase Database · checked Sep 21, 2026
5	Roikos Engineering Consultants S.A	Indirect evidence	Metamorfosi, GreeceHQ checked Sep 21, 2026	51-200	32 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026
6	Liontos & Associates	Partial evidence	Metamorfosi, GreeceHQ checked Sep 21, 2026	11-50	16 contacts →
	Partial 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 21, 2026
7	Engineering Force	Indirect evidence	Iraklio Attikis, GreeceHQ checked Sep 21, 2026	51-200	16 contacts →
	Indirect evidence “Engineering Force is a high-end engineering company located in Athens, Greece.” Source: RevenueBase Database · checked Sep 21, 2026
8	EQS Thalis P.C	Indirect evidence	Agia Paraskevi, GreeceHQ checked Sep 21, 2026	11-50	14 contacts →
	Indirect evidence “Thalis P.C.” Source: RevenueBase Database · checked Sep 21, 2026
9	Arxiko Engineers	Partial evidence	Kalamariá, GreeceHQ checked Sep 21, 2026	11-50	13 contacts →
	Partial evidence “ARXIKO Consulting Engineers" was established by Athanasios and Thomas Xenos in 1983 and is consisted of civil engineers and electrical - mechanical engineers with many years of…” Source: RevenueBase Database · checked Sep 21, 2026
10	Argo Audit LTD	Indirect evidence	GreeceHQ checked Sep 21, 2026	11-50	12 contacts →
	Indirect evidence “ARGO AUDIT is an auditing, tax and accounting firm, member of S.O.E.L.(The Institute of Certified Public Accountants of Greece) with its structures to meet the high demands of a…” Source: RevenueBase Database · checked Sep 21, 2026
11	G. Gkrintzos Civil Works Consultants	Indirect evidence	Athens, GreeceHQ checked Sep 21, 2026	11-50	10 contacts →
	Indirect evidence “civil enginner” Source: RevenueBase Database · checked Sep 21, 2026
12	Sigma Business Network	Partial evidence	Agios Stefanos, GreeceHQ checked Sep 21, 2026	1-10	10 contacts →
	Partial evidence “Sigma Business Network provides its customers with high-level, fully customized Consulting Services and Integrated Programs to assist them in the critical areas of- Risk &…” Source: RevenueBase Database · checked Sep 21, 2026
13	HM Engineering S.A	Strong evidence	Athens, GreeceHQ checked Sep 21, 2026	11-50	10 contacts →
	Strong evidence “The company’s main objective is to provide Engineering Consulting Services in designing and supervision of Buildings, Industrial installations and Infrastructure projects.” Source: RevenueBase Database · checked Sep 21, 2026
14	Mavrakis Consulting Engineers	Partial evidence	Salonica, GreeceHQ checked Sep 21, 2026	11-50	8 contacts →
	Partial evidence “MAVRAKIS CONSULTING ENGINEERS is a leading Greek Engineering Consultancy founded back in 1978.” Source: RevenueBase Database · checked Sep 21, 2026
15	Innoveco Consulting Services	Partial evidence	Athens, GreeceHQ checked Sep 21, 2026	11-50	8 contacts →
	Partial evidence “INNOVECO is an independent engineering and consulting firm, which provides specialized services on environmental management, optimization and sustainable development.” Source: RevenueBase Database · checked Sep 21, 2026
16	Team E-M Consulting Engineers S.A	Partial evidence	Athens, GreeceHQ checked Sep 21, 2026	11-50	7 contacts →
	Partial evidence “TEAM E-M Consulting Engineers S.A.(TEAM E-M S.A.) is a professional consulting firm, certified according to EN ISO 9001:2008 by the TUV CERT Certification Body, offering its…” Source: RevenueBase Database · checked Sep 21, 2026
17	Omek S.A	Strong evidence	Chalandri, GreeceHQ checked Sep 21, 2026	51-200	5 contacts →
	Strong 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 21, 2026
18	Krates Consulting	Partial evidence	Kavala, GreeceHQ checked Sep 21, 2026	1-10	5 contacts →
	Partial evidence “In KRATES CONSULTING, with a deep awareness of the uniqueness of each project, we include in our scope of works two new functions-Process design that results in the adaptation and…” Source: RevenueBase Database · checked Sep 21, 2026
19	ND Nikolaou & Partners	Partial evidence	Athens, GreeceHQ checked Sep 21, 2026	1-10	5 contacts →
	Partial evidence “ND Nikolaou & Partners was founded in 2009, in Athens, Greece, with the aim of providing consulting services for quality control of construction materials as well as integrated…” Source: RevenueBase Database · checked Sep 21, 2026
20	Techniki Apopsi	Indirect evidence	Galatsi, GreeceHQ checked Sep 21, 2026	11-50	5 contacts →
	Indirect evidence “TECHNIKI APOPSI is a construction and civil engineering company dealing with Design, Licensing, Construction and Equipment Supply.” Source: RevenueBase Database · checked Sep 21, 2026
21	Envity	Partial evidence	Athens, GreeceHQ checked Sep 21, 2026	1-10	4 contacts →
	Partial evidence “Envity is a company providing consulting and design services in a broad angle of business issues.” Source: RevenueBase Database · checked Sep 21, 2026
22	RNR	Partial evidence	Agia Paraskevi, GreeceHQ checked Sep 21, 2026	1-10	4 contacts →
	Partial 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 21, 2026
23	Pm-Partners	Indirect evidence	Amaroúsion, GreeceHQ checked Sep 21, 2026	1-10	3 contacts →
	Indirect evidence “PM-Partners founded in 2012, having its head office in Athens Greece.” Source: RevenueBase Database · checked Sep 21, 2026
24	Unquake	Indirect evidence	Dafni, GreeceHQ checked Sep 21, 2026	1-10	3 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026
25	Auditing & Management	Indirect evidence	Athens, GreeceHQ checked Sep 21, 2026	1-10	2 contacts →
	Indirect evidence “Η Auditing & Management παρέχει εξειδικευμένες συμβουλευτικές υπηρεσίες συμμόρφωσης, υποστηρίζοντας οργανισμούς στη διαχείριση, εφαρμογή και διατήρηση συστημάτων σύμφωνα με διεθνή…” Source: RevenueBase Database · checked Sep 21, 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: infrastructure compliance consulting firms. 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 infrastructure compliance consulting firms.
Partial evidence: Its own public description names part of infrastructure compliance consulting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name infrastructure compliance consulting firms. 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 81 infrastructure compliance consulting firms based in Greece

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Infrastructure compliance consulting firms based in Greece at a glance

As of Sep 21, 2026

25.1%Verified-email coverage

13.5Average contacts per company

1-10Median size (employees)

24.7%Largest-city concentration · Athens

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 81 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 infrastructure compliance consulting firms, 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 “infrastructure compliance consulting firms”. 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 infrastructure compliance consulting firms), 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 infrastructure compliance consulting firms, 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, 275 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 21, 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 infrastructure compliance consulting firms, 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 infrastructure compliance consulting firms are there based in Greece?

RevenueBase identified 81 infrastructure compliance consulting firms 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?

Salfo & Associates SA, headquartered in Athens, tops this list with the largest team on record.

Which city has the most infrastructure compliance consulting firms?

Athens leads with 20 headquartered companies, followed by Agia Paraskevi (1) and Agia Paraskevi Attiki (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 275 verified decision-maker contacts tracked across these 81 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 21, 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.