Company lists · Data refreshed September 2026

Top 25 Tax accounting firms based in Greece

Name: Tax accounting firms based in Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 6, 2026 378 companies tracked

RevenueBase identified 378 tax accounting firms headquartered in Greece as of September 2026 and tracks 1,778 professional contacts across them, including 362 with verified work emails and 46 with mobile numbers. Athens is the largest hub.

This list covers tax accounting 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 6, 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 6, 2026 86% judged on-target in blind review

378Companies

1,778Contacts tracked

362Verified emails

46Mobile numbers

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The 25 largest tax accounting firms based in Greece

Ranked by team size

Top 25 of 378 tax accounting firms based in Greece, ranked by team size, largest first. Data refreshed Sep 6, 2026. RevenueBase Smart Search rates how each company's information relates to tax accounting 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	Fovera Prostasia S.A	Partial evidence	Athens, GreeceHQ checked Sep 6, 2026	51-200	116 contacts →
	“Accounting - Taxation - Business Consulting OUR COMPANY Following many years of activity, Fovera Prostasia S.A.” Source: company website · checked Sep 6, 2026
2	Prosvasis SA	Strong evidence	GreeceHQ checked Sep 6, 2026	11-50	40 contacts →
	“PROSVASIS is the only company that offers tax-accounting, functional and easy-to-use software products, which are updated promptly based on the Ministry of Finance decision.” Source: company website · checked Sep 6, 2026
3	Nepa Economic Consulting S.A	Strong evidence	Athens, GreeceHQ checked Sep 6, 2026	51-200	39 contacts →
	“NEPA Economic Consulting, led by CEO Konstantinos Patiris, is a premier financial advisory firm specializing in integrated Tax, Accounting and Business Consulting.” Source: company website · checked Sep 6, 2026
4	Atlas Consulting	Strong evidence	Pylaia, GreeceHQ checked Sep 6, 2026	11-50	30 contacts →
	“is a Tax, Accounting, and Consulting Company that has its origin in Greece and is expanded internationally.” Source: company website · checked Sep 6, 2026
5	Computax S.A	Indirect evidence	Kallithea, GreeceHQ checked Sep 6, 2026	11-50	28 contacts →
	“Στην Computax, είμαστε αφοσιωμένοι στην παροχή εξαιρετικών λογιστικών υπηρεσιών που ενδυναμώνουν τις επιχειρήσεις να επιτύχουν τους οικονομικούς τους στόχους.” Source: company website · checked Sep 6, 2026
6	Actnet TAX Solutions	Partial evidence	Athens, GreeceHQ checked Sep 6, 2026	11-50	21 contacts →
	“Actnet Tax Solutions is a leading, independent firm of certified accountants.” Source: company website · checked Sep 6, 2026
7	Interlog SA	Strong evidence	Athens, GreeceHQ checked Sep 6, 2026	11-50	21 contacts →
	“INTERLOG SA provides a range of high-quality services, including accounting, tax as well as advisory services to individuals, corporates and other organisations.” Source: company website · checked Sep 6, 2026
8	Dinamiki LTD	Partial evidence	Melissia, GreeceHQ checked Sep 6, 2026	11-50	19 contacts →
	“DINAMIKI Ltd is a specialized tax boutique established in May 1990 in Athens.” Source: company website · checked Sep 6, 2026
9	Prooptiki SA	Strong evidence	Athens, GreeceHQ checked Sep 6, 2026	11-50	18 contacts →
	“Prooptiki was established as an accounting firm back in 1984; today, it is one of the most successful companies in the economic sector, providing consultation on accounting-tax…” Source: company website · checked Sep 6, 2026
10	Ambe Accounting Management & Business Enhancement	Strong evidence	Athens, GreeceHQ checked Sep 6, 2026	11-50	17 contacts →
	“AMBE Accounting Management & Business Enhancement has, since founding, been active in the area of tax, accounting and consultancy services aiming at the holistic support of…” Source: company website · checked Sep 6, 2026
11	Taxstore Consulting	Strong evidence	Cholargos, GreeceHQ checked Sep 6, 2026	11-50	15 contacts →
	“Corporate Consulting Services/Accounting Outsourced Services/Payroll Outsourced Services/Tax Planning” Source: company website · checked Sep 6, 2026
12	Seretis Accounting	Strong evidence	Athens, GreeceHQ checked Sep 6, 2026	11-50	13 contacts →
	“Seretis Accounting has built a strong reputation as a trusted business and tax consultant over the past 20 years.” Source: company website · checked Sep 6, 2026
13	Gnosi TAX & Accounting Experts	Strong evidence	Pylaia - Chortiatis, GreeceHQ checked Sep 6, 2026	11-50	12 contacts →
	“Gnosi Tax & Accounting Experts” is an accounting and tax services provider company for entities of any size and any field of the global economy.” Source: company website · checked Sep 6, 2026
14	JPA Audit Greece	Partial evidence	Ayia Paraskevi, GreeceHQ checked Sep 6, 2026	11-50	12 contacts →
	“JPA Audit Greece is a firm of Certified Public Accountants and Business Advisors, member of the Institute of Certified Public Accountants of Greece and the Accounting and Auditing…” Source: company website · checked Sep 6, 2026
15	KM Services Accounting & Consulting	Indirect evidence	Nea Smirni, GreeceHQ checked Sep 6, 2026	1-10	12 contacts →
	“Η εταιρία μας στελεχωμένη με κατηρτισμένους συνεργάτες προσφέρει ολοκληρωμένες λογιστικές, φοροτεχνικές και συμβουλευτικές υπηρεσίες σε κάθε ενδιαφερόμενο φυσικό ή νομικό πρόσωπο.” Source: company website · checked Sep 6, 2026
16	Spatiotis	Indirect evidence	Chaidari, GreeceHQ checked Sep 6, 2026	11-50	11 contacts →
	“Λογιστής Λογιστική εταιρεία Σύμβουλος επιχειρήσεων Εφοριακός Αποτιμητής Φοροτεχνικός Chartered accountant Χρηματοποικονομικός σύμβουλος Γραφείο διεκπεραιώσης φορολογικών δηλώσεων…” Source: company website · checked Sep 6, 2026
17	ABC TAX Services	Partial evidence	Vrilissia, GreeceHQ checked Sep 6, 2026	1-10	11 contacts →
	“Η εταιρία ABC Tax Services ΙΚΕ συστάθηκε στις αρχές του 2015 με στόχο την παροχή σύγχρονων μηχανογραφημένων λογιστικών και φοροτεχνικών υπηρεσιών.” Source: company website · checked Sep 6, 2026
18	Προβλεψη Α.Ε	Indirect evidence	Thessaloniki, GreeceHQ checked Sep 6, 2026	11-50	11 contacts →
	“Η Β.Κ.” Source: company website · checked Sep 6, 2026
19	Olympia Certified And Registered Auditors S.A	Indirect evidence	Athens, GreeceHQ checked Sep 6, 2026	11-50	10 contacts →
	“OLYMPIA AUDITORS S.A.” Source: company website · checked Sep 6, 2026
20	First Floor Financial Engineering SA	Indirect evidence	Ilioúpolis, GreeceHQ checked Sep 6, 2026	11-50	10 contacts →
	“We at First Floor have the appropriate knowledge and technologikal development offering advisory in a way of Financial Engineering.” Source: company website · checked Sep 6, 2026
21	Premier Consulting SA	Strong evidence	Athens, GreeceHQ checked Sep 6, 2026	51-200	9 contacts →
	“Premier Consulting SA is an accounting, tax and business advisory firm established with the objective to provide high quality personalised services.” Source: company website · checked Sep 6, 2026
22	FK Consulting Services	Strong evidence	Athens, GreeceHQ checked Sep 6, 2026	11-50	9 contacts →
	“FK Consulting Services Ltd is a dynamic firm providing accounting, tax and consulting services by experienced and accomplished professionals.” Source: company website · checked Sep 6, 2026
23	PRG Accounting	Indirect evidence	Athens, GreeceHQ checked Sep 6, 2026	11-50	8 contacts →
	Source: company website · checked Sep 6, 2026
24	TLS TAX Advisory	Strong evidence	Athens, GreeceHQ checked Sep 6, 2026	1-10	8 contacts →
	“TLS Tax Advisory (Tax & Law Solutions)-founded in 1996 as a sole proprietorship and transformed to a legal entity in 2020- aims to provide tax/accounting consulting and financial…” Source: company website · checked Sep 6, 2026
25	Serefidis And Partners	Partial evidence	Thessaloniki, GreeceHQ checked Sep 6, 2026	11-50	8 contacts →
	“SEREFIDIS & PARTNERS is a firm providing tax and financial consulting services.” Source: company website · checked Sep 6, 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: tax accounting 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 tax accounting firms.
Partial evidence: Its own public description names part of tax accounting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name tax accounting 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 378 tax accounting firms based in Greece

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Tax accounting firms based in Greece at a glance

As of Sep 6, 2026

20.4%Verified-email coverage

2.6%Mobile-number coverage

4.7Average contacts per company

1-10Median size (employees)

23.3%Largest-city concentration · Athens

Sep 6, 2026Page data refreshed

Companies by employee count

1-10

243

11-50

122

51-200

201-500

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

3380–30

2431–60

061–90

090–180

0180+

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 tax accounting 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 “tax accounting 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 tax accounting 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 tax accounting 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, 362 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 6, 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.

Tax accounting firms by metro

Tax accounting firms in Athens88

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 tax accounting 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 tax accounting firms are there based in Greece?

RevenueBase identified 378 tax accounting 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?

Fovera Prostasia S.A, headquartered in Greece, tops this list with the largest team on record.

Which city has the most tax accounting firms?

Athens leads with 88 headquartered companies, followed by Thessaloniki (19) and Piraeus (4).

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 362 verified decision-maker contacts tracked across these 378 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 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 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.