Company lists · Data refreshed September 2026

Top 25 Big law firms based in Hungary

RevenueBase identified 133 big law firms headquartered in Hungary as of September 2026 and tracks 607 professional contacts across them, including 207 with verified work emails and 7 with mobile numbers. Budapest is the largest hub.

This list covers big law firms headquartered in Hungary, 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 23, 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 23, 2026 86% judged on-target in blind review
133Companies
607Contacts tracked
207Verified emails
7Mobile numbers
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The 25 largest big law firms based in Hungary

Ranked by team size
Top 25 of 133 big law firms based in Hungary, ranked by team size, largest first. Data refreshed Sep 23, 2026. RevenueBase Smart Search rates how each company's information relates to big 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 evidenceBudapest, HungaryHQ checked Sep 23, 202611-5058 contacts →

Partial evidence

“Lakatos, Köves and Partners is a law firm offering cutting edge know-how and solutions.”

Source: RevenueBase Database · checked Sep 23, 2026
2Partial evidenceBudapest, HungaryHQ checked Sep 23, 202651-20044 contacts →

Partial evidence

“Danubia Patent and Law Office LLC is a leading Hungarian IP law firm providing services covering patents, trademarks and all fields of protecting, enforcing and defending…”

Source: RevenueBase Database · checked Sep 23, 2026
3Partial evidenceBudapest, HungaryHQ checked Sep 23, 202611-5016 contacts →

Partial evidence

“As a multi-disciplinary law firm, WTS Legal offers its clients independent, innovative and practice-oriented legal solutions.”

Source: RevenueBase Database · checked Sep 23, 2026
4Partial evidenceBudapest, HungaryHQ checked Sep 23, 202611-5014 contacts →

Partial evidence

“What are the foundations of a successful law firm?”

Source: RevenueBase Database · checked Sep 23, 2026
5Indirect evidenceBudapest, HungaryHQ checked Sep 23, 20261-1011 contacts →

Indirect evidence

“everything for startups and tech companies | IP and R&D tax optimization | corporate restructurings | generational transitions | trust schemes | employee stock option plans |…”

Source: RevenueBase Database · checked Sep 23, 2026
6Partial evidenceBudapest, HungaryHQ checked Sep 23, 202611-5011 contacts →

Partial evidence

“Kálmán & Partners Law Firm was established at the beginning of 2018 when a group of experienced and young attorneys decided to create a firm that comprehensively serves the needs…”

Source: RevenueBase Database · checked Sep 23, 2026
7Partial evidenceBudapest, HungaryHQ checked Sep 23, 202611-5010 contacts →

Partial evidence

“Lohn Law Firm, having an international background, is happy to assist its clients with legal advice, in order to help them reaching their business goals in the most effective…”

Source: RevenueBase Database · checked Sep 23, 2026
8Indirect evidenceBudapest, HungaryHQ checked Sep 23, 202611-5010 contacts →

Indirect evidence

“Negyed évszázad telt el irodánk alapítása óta.”

Source: RevenueBase Database · checked Sep 23, 2026
9Indirect evidenceBudapest, HungaryHQ checked Sep 23, 202611-5010 contacts →

Indirect evidence

“Az Erdős Partners irodánál célunk, hogy ügyfeleinket a legnagyobb szakértelemmel, hozzáértően és precízen szolgáljuk ki.”

Source: RevenueBase Database · checked Sep 23, 2026
10Indirect evidenceBudapest, HungaryHQ checked Sep 23, 202611-5010 contacts →

Indirect evidence

“A NESTLAW (Németh és Tímár Ügyvédi Iroda) küldetése, hogy megalkossa a leghatékonyabb jogi megoldásokat az üzleti céljaid megvalósításához.”

Source: RevenueBase Database · checked Sep 23, 2026
11Partial evidenceBudapest, HungaryHQ checked Sep 23, 202611-509 contacts →

Partial evidence

“VJT & Partners is a leading Hungarian full-service commercial law firm.”

Source: RevenueBase Database · checked Sep 23, 2026
12Indirect evidenceBudapest, HungaryHQ checked Sep 23, 202611-509 contacts →

Indirect evidence

“Tapasztalt jogi szakemberekből álló, innovatív csapatunk széleskörű támogatást nyújt ügyfeleink számára.”

Source: RevenueBase Database · checked Sep 23, 2026
13Partial evidenceBudapest, HungaryHQ checked Sep 23, 20261-108 contacts →

Partial evidence

“Thus – within the boundaries of law - we are keen on every new legal challenge and we are ready to act and do everything reasonably to assist our clients in achieving their…”

Source: RevenueBase Database · checked Sep 23, 2026
14Indirect evidenceBudapest, HungaryHQ checked Sep 23, 202611-507 contacts →

Indirect evidence

“Budapest based professional legal service provider with international affiliation offering clients complex tailor-made legal solutions since 1990.”

Source: RevenueBase Database · checked Sep 23, 2026
15Partial evidenceBudapest, HungaryHQ checked Sep 23, 20261-107 contacts →

Partial evidence

“RVD Partners is a Budapest based local law firm with international reach.”

Source: RevenueBase Database · checked Sep 23, 2026
16Indirect evidenceBudapest, HungaryHQ checked Sep 23, 202611-506 contacts →

Indirect evidence

“Az ügyvédi együttműködés a két partner ügyvéd (dr.”

Source: RevenueBase Database · checked Sep 23, 2026
17Indirect evidenceBudapest, HungaryHQ checked Sep 23, 202611-506 contacts →

Indirect evidence

“In our work, we are driven by our commitment to serve our clients in a practical way and creating value in the process.”

Source: RevenueBase Database · checked Sep 23, 2026
18Partial evidenceBudapest, HungaryHQ checked Sep 23, 20261-105 contacts →

Partial evidence

“ABT Legal is a Budapest based partnership of law firms providing legal assistance to domestic and foreign clients.”

Source: RevenueBase Database · checked Sep 23, 2026
19Indirect evidenceBudapest, HungaryHQ checked Sep 23, 202611-505 contacts →

Indirect evidence

“Teljes körű üzleti jogi szolgáltatásokat nyújtó ügyvédi iroda.”

Source: RevenueBase Database · checked Sep 23, 2026
20Indirect evidenceBudapest, HungaryHQ checked Sep 23, 202611-505 contacts →

Indirect evidence

“Több mint 15 éves tapasztalat A Bolevácz és Vörös Ügyvédi Iroda 2007-ben kezdte meg működését.”

Source: RevenueBase Database · checked Sep 23, 2026
21Partial evidenceBudapest, HungaryHQ checked Sep 23, 202611-505 contacts →

Partial evidence

“We mainly specialise in business law to fulfil the needs of our ever expanding and widely diversified domestic and international clientele.”

Source: RevenueBase Database · checked Sep 23, 2026
22Indirect evidenceBudapest, HungaryHQ checked Sep 23, 20261-105 contacts →

Indirect evidence

“We are attorneys.”

Source: RevenueBase Database · checked Sep 23, 2026
23Indirect evidenceBudapest, HungaryHQ checked Sep 23, 20261-105 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 23, 2026
24Partial evidenceBudapest, HungaryHQ checked Sep 23, 202611-504 contacts →

Partial evidence

“Our law firm was founded to combine the expertise of our colleagues in numerous general and special legal fields with our attitude towards our clients focusing on direct…”

Source: RevenueBase Database · checked Sep 23, 2026
25Indirect evidenceBudapest, HungaryHQ checked Sep 23, 20261-104 contacts →

Indirect evidence

“Our firm specialises in addressing all legal issues that businesses need to deal with in a complex way, similarly to a ‘legal department’.”

Source: RevenueBase Database · checked Sep 23, 2026

Showing 25 of 133 big law firms based in Hungary

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Big law firms based in Hungary at a glance

As of Sep 23, 2026
34.1%Verified-email coverage
1.2%Mobile-number coverage
4.6Average contacts per company
1-10Median size (employees)
44.4%Largest-city concentration · Budapest
Sep 23, 2026Page data refreshed

Companies by employee count

1-10
89
11-50
40
51-200
4

Freshness & accuracy

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

Email last verified

Median 25.0d

Company record updated

Median 77.0d

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 big 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 Hungary whose own description of what they do matches “big 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 big 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 big law firms, and records with no verified work email. Companies headquartered outside Hungary 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, 207 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 23, 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 big 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 big law firms are there based in Hungary?

RevenueBase identified 133 big law firms headquartered in Hungary 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?

Lakatos, Köves And Partners, headquartered in Hungary, tops this list with the largest team on record.

Which city has the most big law firms?

Budapest leads with 59 headquartered companies, followed by Debrecen (3) and Gyor (2).

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 207 verified decision-maker contacts tracked across these 133 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 23, 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.