Company lists · Data refreshed September 2026

Top 25 International business law firms based in Athens, Greece

RevenueBase identified 199 international business law firms headquartered in Athens, Greece as of September 2026 and tracks 1,766 professional contacts across them, including 675 with verified work emails and 30 with mobile numbers. Across Greece, Athens is the largest hub for this category.

This list covers international business law firms headquartered in Athens, 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 12, 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 12, 2026 86% judged on-target in blind review
199Companies
1,766Contacts tracked
675Verified emails
30Mobile numbers
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The 25 largest international business law firms based in Athens, Greece

Ranked by team size
Top 25 of 199 international business law firms based in Athens, Greece, ranked by team size, largest first. Data refreshed Sep 12, 2026. RevenueBase Smart Search rates how each company's information relates to international business law 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceAthens, GreeceHQ checked Sep 12, 202651-200141 contacts →

Partial evidence

“KYRIAKIDES GEORGOPOULOS (KG) Law Firm is a leading Greek multi-disciplinary business law firm, dating back to 1930’s, which provides legal services to high profile national and…”

Source: RevenueBase Database · checked Sep 12, 2026
2Partial evidenceAthens, GreeceHQ checked Sep 12, 202651-200138 contacts →

Partial evidence

“POTAMITISVEKRIS is a broad commercial law practice based in Athens and operating across South-East Europe.”

Source: RevenueBase Database · checked Sep 12, 2026
3Partial evidenceAthens, GreeceHQ checked Sep 12, 202651-20077 contacts →

Partial evidence

“Bernitsas is a market leader in the provision of commercial law services in Greece and one of the largest firms in the country.”

Source: RevenueBase Database · checked Sep 12, 2026
4Partial evidenceAthens, GreeceHQ checked Sep 12, 202651-20061 contacts →

Partial evidence

“Founded in KLC Law Firm is a modern corporate formation and originates from the merger of three well-established traditional law firms.”

Source: RevenueBase Database · checked Sep 12, 2026
5Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5045 contacts →

Partial evidence

“Calavros Law Firm - Filios - Kloukinas" was established in 1980 and is already acclaimed as one of the leading law firms in Greece.”

Source: RevenueBase Database · checked Sep 12, 2026
6Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5044 contacts →

Partial evidence

“Machas & Partners is an independent, full service law firm with a strong presence in Greece, distinguished for its global perspective, commercial pragmatism and pro-business…”

Source: RevenueBase Database · checked Sep 12, 2026
7Strong evidenceAthens, GreeceHQ checked Sep 12, 202651-20040 contacts →

Strong evidence

“An international network of independent Law and Business Consulting Firms, spreading across the Central and SE European region.”

Source: RevenueBase Database · checked Sep 12, 2026
8Indirect evidenceAthens, GreeceHQ checked Sep 12, 202611-5034 contacts →

Indirect evidence

“Tsibanoulis & Partners was founded in 2002 following the merger of Tsibanoulis & Associates (est.”

Source: RevenueBase Database · checked Sep 12, 2026
9Strong evidenceAthens, GreeceHQ checked Sep 12, 202611-5033 contacts →

Strong evidence

“Sardelas Petsa law firm is one of the leading Greek business law firms with strong international dimension, well known for its top drawer specialized professional service in high…”

Source: RevenueBase Database · checked Sep 12, 2026
10Partial evidenceAthens, GreeceHQ checked Sep 12, 202651-20030 contacts →

Partial evidence

“We are a premier Greek law firm advising corporates, financial institutions, public bodies, and high-net-worth individuals on their most complex legal and strategic matters.”

Source: RevenueBase Database · checked Sep 12, 2026
11Indirect evidenceAthens, GreeceHQ checked Sep 12, 202611-5030 contacts →

Indirect evidence

“A.S.”

Source: RevenueBase Database · checked Sep 12, 2026
12Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5023 contacts →

Partial evidence

“Sarantitis is a leading, full service, law firm offering business law advice through its offices in Athens and Piraeus.”

Source: RevenueBase Database · checked Sep 12, 2026
13Indirect evidenceAthens, GreeceHQ checked Sep 12, 202611-5021 contacts →

Indirect evidence

“Searching for your legal advisor in Greece?”

Source: RevenueBase Database · checked Sep 12, 2026
14Partial evidenceAthens, GreeceHQ checked Sep 12, 202651-20021 contacts →

Partial evidence

“Presently one of the largest law firms in Greece, we have been working in close cooperation with our clients in various business sectors over a number of decades.”

Source: RevenueBase Database · checked Sep 12, 2026
15Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5019 contacts →

Partial evidence

“Kerameus & Partners is a full-service law firm based in Athens, Greece.”

Source: RevenueBase Database · checked Sep 12, 2026
16Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5018 contacts →

Partial evidence

“Metaxas & Associates Law Firm was established in an effort to create a “boutique” legal practice offering high quality, expert legal services with a focus on EU, Business and…”

Source: RevenueBase Database · checked Sep 12, 2026
17Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5016 contacts →

Partial evidence

“Iason Skouzos TaxLaw is a Greek commercial & tax law firm based in Athens.”

Source: RevenueBase Database · checked Sep 12, 2026
18Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5014 contacts →

Partial evidence

“T H E M I S S I O N Vicky Athanassoglou served for 15 years in Top Law Firms in Greece, with a leading role in major corporate transactions, before taking the decision in 2012 to…”

Source: RevenueBase Database · checked Sep 12, 2026
19Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5013 contacts →

Partial evidence

“Vassilogeorgis & Partners Law Firm was established in 1990 and is currently based in Athens and Thessaloniki.”

Source: RevenueBase Database · checked Sep 12, 2026
20Indirect evidenceAthens, GreeceHQ checked Sep 12, 202611-5013 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 12, 2026
21Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5013 contacts →

Partial evidence

“VDI Law Firm is distinguished for its high standard legal services in specialized areas of law, combining legal tradition and experience of decades with flexibility and…”

Source: RevenueBase Database · checked Sep 12, 2026
22Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5013 contacts →

Partial evidence

“KMD Law is a dynamic law firm, which provides high quality legal services.”

Source: RevenueBase Database · checked Sep 12, 2026
23Partial evidenceAthens, GreeceHQ checked Sep 12, 20261-1012 contacts →

Partial evidence

“Boutique Athens based law firm specializing in all facets of business law with significant experience in high profile commercial transactions, focusing on corporate law…”

Source: RevenueBase Database · checked Sep 12, 2026
24Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5012 contacts →

Partial evidence

“Fortsakis - Diakopoulos & Associates (“FDMA”) is a leading Greek law firm providing a comprehensive range of elite legal services across the full spectrum of business…”

Source: RevenueBase Database · checked Sep 12, 2026
25Partial evidenceAthens, GreeceHQ checked Sep 12, 202611-5011 contacts →

Partial evidence

“Agapinos Law Firm is a leading corporation of the legal sector providing legal services of the highest caliber, founded in 1985.”

Source: RevenueBase Database · checked Sep 12, 2026

Showing 25 of 199 international business law firms based in Athens, Greece

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International business law firms based in Athens, Greece at a glance

As of Sep 12, 2026
38.2%Verified-email coverage
1.7%Mobile-number coverage
8.9Average contacts per company
1-10Median size (employees)
Sep 12, 2026Page data refreshed

Companies by employee count

1-10
112
11-50
73
51-200
12

Freshness & accuracy

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

Email last verified

Median 14.0d

Company record updated

Median 56.0d

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 international business law 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 Athens, Greece whose own description of what they do matches “international business law 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 international business law 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 international business law firms, and records with no verified work email. Companies headquartered outside Athens 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, 675 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 12, 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 international business law 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 international business law firms are there based in Athens, Greece?

RevenueBase identified 199 international business law firms headquartered in Athens, 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?

Kyriakides Georgopoulos LAW Firm KG LAW Firm, headquartered in Athens, tops this list with the largest team on record.

Which city in Greece has the most international business law firms?

Athens leads Greece with 191 headquartered companies, followed by Thessaloniki (17) and Piraeus (13).

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 675 verified decision-maker contacts tracked across these 199 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 12, 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.