Company lists · Data verified August 2026

Top 25 Accounting firms based in Athens, Greece

Name: Accounting firms based in Athens, Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 92 companies tracked

There are 92 accounting firms headquartered in Athens, Greece (RevenueBase, August 2026). RevenueBase tracks 1,893 professional contacts across them, including 359 with verified work emails and 15 with mobile numbers. Athens is the largest hub.

This list covers accounting firms headquartered in Athens, Greece, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

92Companies

1,893Contacts tracked

359Verified emails

15Mobile numbers

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The 25 largest accounting firms based in Athens, Greece

Ranked by team size

Top 25 of 92 accounting firms based in Athens, Greece, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Grant Thornton Greece	Athens	1,001-5,000	1,298	231
2	PKF Hellas	Athens	51-200	60	7
3	Nepa Economic Consulting S.A	Athens	51-200	38	17
4	Kreston Greece S.A	Athens	51-200	30	13
5	Interlog SA	Athens	11-50	21	11
6	Prooptiki SA	Athens	11-50	18	10
7	Nexia Eurostatus SA	Athens	11-50	16	7
8	Seretis Accounting	Athens	11-50	13	9
9	KM Services Accounting & Consulting	Athens	1-10	12	2
10	FK Consulting Services	Athens	11-50	10	5
11	Premier Consulting SA	Athens	51-200	9	5
12	Olympia Certified And Registered Auditors S.A	Athens	11-50	9	5
13	TLS TAX Advisory	Athens	1-10	8	5
14	Γραφειο Ψαριανου Α.Ε	Athens	11-50	8	2
15	Privel Partners	Athens	11-50	7	5
16	Certus Accounting	Athens	11-50	7	4
17	Delidakis & Associates P.C	Athens	11-50	7	2
18	E Mentor Solutions P.C	Athens	11-50	6	3
19	Adamopoulos Consulting	Athens	1-10	6	1
20	Taxgate	Athens	51-200	4	1
21	International Advisory Services S.A	Athens	11-50	4	1
22	Delta Partners SA	Athens	11-50	4	1
23	AFS Αδαμόπουλος Λογιστική	Athens	1-10	4	1
24	Emphasis	Athens	1-10	2	2
25	EPS Accounting & Business Consulting	Athens	1-10	2	2

Showing 25 of 92 accounting firms based in Athens, Greece

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Accounting firms based in Athens, Greece at a glance

As of Aug 28, 2026

1-10Median size (employees)

AthensLargest hub · 92 HQs

15Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Accounting firms by metro in Greece

Metro	Companies
Accounting firms in Athens	92
Accounting firms in Thessaloniki	20
Accounting firms in Piraeus	5
Accounting firms in Marousi	4
Accounting firms in Salonica	3
Accounting firms in Attica	3
Accounting firms in Nea Smyrni	3

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “accounting firms”, with match quality audited by blind human judging, and headquartered in Athens, Greece.
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: Contact records re-verify on a rolling cadence; 3 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many accounting firms are there based in Athens, Greece?

There are 92 accounting firms headquartered in Athens, Greece as of August 2026 (RevenueBase).

What is the largest company on this list?

Grant Thornton Greece, headquartered in Athens, tops this list with the largest team on record.

Which city has the most accounting firms?

Athens leads with 92 headquartered companies, followed by Thessaloniki (20) and Piraeus (5).

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 359 verified decision-maker contacts tracked across these 92 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.