Company lists · Data refreshed November 2026

Top 25 Infrastructure consulting services based in Greece

RevenueBase identified 373 company matches for infrastructure consulting services associated with Greece as of November 2026 and tracks 5,315 professional contacts across them, including 1,713 with verified work emails. Athens is the largest hub.

This list covers company matches for infrastructure consulting services 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
373Companies
5,315Contacts tracked
1,713Verified emails
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The 25 largest infrastructure consulting services based in Greece

Ranked by team size
Top 25 of 373 company matches for infrastructure consulting services 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchKifisia, GreeceHQ recorded Nov 6, 20261,001-5,0001,169 contacts →

Exact match

“Η Accenture είναι ηγέτιδα εταιρεία παροχής συμβουλευτικών υπηρεσιών σε παγκόσμιο επίπεδο, δημιουργώντας απτή αξία με ταχύτητα και σε μεγάλη κλίμακα.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAthens, GreeceHQ recorded Nov 6, 2026201-500391 contacts →

Exact match

“About SALFO & Associates SALFO & Associates SA is a premier Greek Engineering & Management Consulting firm, delivering excellence through innovation, integrity, and human-centric…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchChalandri, GreeceHQ recorded Nov 6, 2026501-1,000297 contacts →

Exact match

“Real Consulting, is one of the leading consulting and implementation of integrated IT projects companies in Greece.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAthens, GreeceHQ recorded Nov 6, 2026201-500155 contacts →

Exact match

“Η «Σαμαράς & Συνεργάτες Α.Ε- Σύμβουλοι Μηχανικοί» αποτελεί, σήμερα, τη μεγαλύτερη και αρτιότερα στελεχωμένη μελετητική και συμβουλευτική εταιρεία στην Ελλάδα.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchAthens, GreeceHQ recorded Nov 6, 2026201-500114 contacts →

Exact match

“Engineering, Constructing, Consulting and Operating company of Environmantal projects and Plants, related to Water, Waste Water, Solid Waste and Energy from Renewable sources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAthens, GreeceHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“Ballian Techniki provides design, construction and technical consulting services for clients in the private sector, for over 4 decades.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLykovrissi, GreeceHQ recorded Nov 6, 202651-200109 contacts →

Exact match

“Founded in 1995, PRIORITY SA has become a leading consulting firm in Greece, specializing in Management, IT and Training.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMarousi, GreeceHQ recorded Nov 6, 2026n/a84 contacts →

Exact match

“ITMC S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAthens, GreeceHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“NOISIS S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAthens, GreeceHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“SmartNS Technological S.A, founded in 2004 and headquartered in Athens, Greece, is a trusted leader in IT infrastructure design and implementation, security, and automation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAthens, GreeceHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“C&M Engineering is a Consulting Engineering company, in Project Management & Control, Design & Engineering, Construction Management, operating in South-East Europe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchThessaloniki, GreeceHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“GAIA S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAthens, GreeceHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“NAMA Consulting Engineers and Planners SA was founded in Athens (GR) at the beginning of 1990.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKhalándrion, GreeceHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“DASE is established by a mixed team of experienced and young engineers who shared the inspiring vision to create a modern engineering service company, capable of meeting the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLykovrysi, GreeceHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“MGK Tech is an engineering firm specialized in Engineering, Procurement, Construction, Commissioning and O&M Services for Electrical Substations, Conventional and Renewable Power…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAthens, GreeceHQ recorded Nov 6, 2026201-50034 contacts →

Exact match

“Ο Όμιλος «Σαμαράς & Συνεργάτες» κατέχει ηγετική θέση στην ελληνική αγορά ως ένας από τους πλέον ολοκληρωμένους μελετητικούς και συμβουλευτικούς οργανισμούς, παρέχοντας…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchChalandri, GreeceHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“European Profiles S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAthens, GreeceHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“EXERGIA is an independent firm of consultants operating internationally and providing specialized advice, expertise and technical consultancy on the sectors of Energy, Environment…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMetamorfosi, GreeceHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Leading provider of integrated professional services to business, goverment and institutional clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMetamorfosi, GreeceHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“Our company's structure is based on a modern and flexible model ensuring adaptation in running developments but also in continuous requirements and needs of our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMetamorfosi, GreeceHQ recorded Nov 6, 202611-5023 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAthens, GreeceHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“At Define Solutions, we put your business needs and goals first, in order to deliver tailored solutions that drive growth and streamline operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNeo Psychiko, GreeceHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“ANAX provides Construction, Design & Engineering, Project Management, and Technical Consulting services for diverse projects in the private sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMoschato, GreeceHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“The company, Sustainable Urban Planning Consultants, under the trademark "SUPCO E.E.", is considered an innovative designing and consulting company which stemmed from the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchThessaloniki, GreeceHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“OECON Group, a Greek-based consultancy company, has been providing exceptional business consulting services since 2003.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 373 infrastructure consulting services based in Greece

See the full list, filter by size, metro and specialty, and access 1,713 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure consulting services based in Greece at a glance

As of Nov 6, 2026
32.2%Verified-email coverage
14.2Average contacts per company
1-10Median size (employees)
31.1%Largest-city concentration · Athens
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
215
11-50
126
51-200
24
201-500
5
501-1,000
1
1,001-5,000
1
10001+
1

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 373 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 consulting services” 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 1,713 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.

Infrastructure consulting services by metro

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 consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure consulting services are there based in Greece?

RevenueBase identified 373 company matches for infrastructure consulting services 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?

Accenture Greece tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most infrastructure consulting services?

Athens leads with 116 company records, followed by Thessaloniki (12) and Marousi (9).

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 1,713 professional contacts with verified work emails tracked across these 373 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.