Company lists · Data refreshed October 2026

Top 25 Internal communications consulting firms based in Greece

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

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 111 companies tracked

RevenueBase identified 111 company matches for internal communications consulting firms associated with Greece as of October 2026 and tracks 855 professional contacts across them, including 290 with verified work emails and 35 with mobile numbers. Athens is the largest hub.

This list covers company matches for internal communications consulting firms 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 October 1, 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 Oct 1, 2026 How this list was built

111Companies

855Contacts tracked

290Verified emails

35Mobile numbers

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The 25 largest internal communications consulting firms based in Greece

Ranked by team size

Top 25 of 111 company matches for internal communications consulting firms based in Greece, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	Priority	Exact match	Lykovrissi, GreeceHQ recorded Oct 1, 2026	51-200	113 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 · Oct 1, 2026 · View company records in RevenueBase
2	Solid Havas	Exact match	Marousi, GreeceHQ recorded Oct 1, 2026	51-200	59 contacts →
	Exact match “Solid Havas is an independent 360o communication agency offering its clients fully integrated effective solutions through Advertising, PR, Digital, BTL and CSR services.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Tsomokos Communications	Exact match	Athens, GreeceHQ recorded Oct 1, 2026	11-50	47 contacts →
	Exact match “S.G.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Radical Communications	Exact match	Agios Dimitrios, GreeceHQ recorded Oct 1, 2026	11-50	38 contacts →
	Exact match “Radical Communications SA is an award-winning 360 marketing and communications agency, headquartered in Athens.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	PRC Group The Management House S.A	Exact match	Metamorfosi, GreeceHQ recorded Oct 1, 2026	51-200	28 contacts →
	Exact match “Leading provider of integrated professional services to business, goverment and institutional clients.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Your Confidence S.A	Exact match	Athens - Kifisia, GreeceHQ recorded Oct 1, 2026	51-200	27 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Giraffes In The Kitchen	Exact match	Halandri, GreeceHQ recorded Oct 1, 2026	11-50	24 contacts →
	Exact match “We are Giraffes in the Kitchen, an award-winning agency that blurs the lines between disciplines and delivers measurable experiences by understanding needs, evaluating the…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Socialdoo	Exact match	Αθήνα, GreeceHQ recorded Oct 1, 2026	11-50	23 contacts →
	Exact match “Socialdoo is a team of professionals with extensive experience in the private and public sectors in Greece, specializing in developing successful public affairs, corporate, and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Touchpoint Strategies	Exact match	Khalándrion, GreeceHQ recorded Oct 1, 2026	11-50	21 contacts →
	Exact match “We are a strong team of leading experts, highly regarded in the industry of Corporate & Brand PR.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Mindgen Advertising	Exact match	Gerakas, GreeceHQ recorded Oct 1, 2026	11-50	20 contacts →
	Exact match “Η φιλοσοφία μας στηρίζεται στην παροχή υπηρεσιών 360 επικοινωνίας, με τη δημιουργία μιας επιτυχημένης στρατηγικής και ολοκληρώνοντας την άριστη υλοποίηση της ιδέας.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Energy Marketing	Exact match	Πειραιάς, GreeceHQ recorded Oct 1, 2026	11-50	18 contacts →
	Exact match “Ξεκινήσαμε το 1987, στην καρδιά της αγοράς στο λιμάνι του Πειραιά όπου εδρεύουμε και σήμερα.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Efrata Communications	Exact match	Marousi, GreeceHQ recorded Oct 1, 2026	11-50	16 contacts →
	Exact match “efrata, an affiliated company with Finn Partners, operates in the field of Communication & Public Relations efrata’s approach is client-centric, combining the importance in detail…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Danezis Stories	Exact match	Athens, GreeceHQ recorded Oct 1, 2026	1-10	12 contacts →
	Exact match “Danezis Stories is a strategic communications agency based in Athens.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	W2strategy	Exact match	Chalandri, GreeceHQ recorded Oct 1, 2026	11-50	9 contacts →
	Exact match “We are a team of talented professionals of diverse backgrounds, sharing a common purpose, to create and deliver unique stories about brands, individuals and organizations.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Communication Effect Edelman Affiliate	Exact match	Athens, GreeceHQ recorded Oct 1, 2026	11-50	9 contacts →
	Exact match “Communication EFFECT, is an integrated communication services agency, founded in 1995, and has been a part of the global PR network Edelman since Our mission is to support our…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	The Kompany	Exact match	Kifisiá, GreeceHQ recorded Oct 1, 2026	1-10	9 contacts →
	Exact match “At The Kompany, we are doers.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	UCME	Exact match	Thessaloniki, GreeceHQ recorded Oct 1, 2026	1-10	7 contacts →
	Exact match “Προσφέρουμε ολοκληρωμένες υπηρεσίες επικοινωνίας, online & offline.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Spin Communications	Exact match	Athens, GreeceHQ recorded Oct 1, 2026	11-50	7 contacts →
	Exact match “Since its establishment in 2003, Spin Communications has come to be recognized as one of the most up-to-date, innovative and effective companies in the field of communications and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	The Narrative	Exact match	Chalandri, GreeceHQ recorded Oct 1, 2026	1-10	6 contacts →
	Exact match “We believe that time is the most valuable commodity one possesses.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Impact Premium Consulting Services	Exact match	Marousi, GreeceHQ recorded Oct 1, 2026	1-10	6 contacts →
	Exact match “Founded in 2006, by Vassilis Antonas, Impact is the longest standing Greek firm, specialising in Coaching.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Smart Ideas LTD	Exact match	Glyfada, GreeceHQ recorded Oct 1, 2026	1-10	5 contacts →
	Exact match “Smart Ideas is a Communications, Public Relations and Advertising company that covers a full range of communications needs.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Brave OWL	Exact match	Αθήνα, GreeceHQ recorded Oct 1, 2026	1-10	5 contacts →
	Exact match “Brave Owl strategically consults firms in people management and marketing.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Mentoring SA	Exact match	Kallithea - Athens, GreeceHQ recorded Oct 1, 2026	11-50	5 contacts →
	Exact match “MENTORING S.A.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Advertary	Exact match	Thessaloniki, GreeceHQ recorded Oct 1, 2026	1-10	4 contacts →
	Exact match “Advertary, more of a concept and an idea, aims to bring communication and marketing solutions based on diligence, devotion, and innovation.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Perception Consulting Communication	Exact match	Khalándrion, GreeceHQ recorded Oct 1, 2026	1-10	3 contacts →
	Exact match “Perception is a PR & Communication Consulting Agency with 19 years of experience.” Recorded in the RevenueBase company graph · Oct 1, 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 “internal communications consulting firms”. 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 111 internal communications consulting firms based in Greece

See the full list, filter by size, metro and specialty, and access 290 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Internal communications consulting firms based in Greece at a glance

As of Oct 1, 2026

33.9%Verified-email coverage

4.1%Mobile-number coverage

7.7Average contacts per company

1-10Median size (employees)

44.1%Largest-city concentration · Athens

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 33.0d

420–30

22331–60

1361–90

090–180

1180+

Company record updated

Median 80.0d

00–30

26931–60

21661–90

31690–180

28180+

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 “internal communications consulting firms” 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 290 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 October 1, 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.

Internal communications consulting firms by metro

Internal communications consulting firms in Athens49

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 “internal communications consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many internal communications consulting firms are there based in Greece?

RevenueBase identified 111 company matches for internal communications consulting firms associated with Greece as of October 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?

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

Which city has the most internal communications consulting firms?

Athens leads with 49 company records, followed by Chalandri (2) and Greece (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 290 professional contacts with verified work emails tracked across these 111 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 October 1, 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.