Company lists · Data refreshed September 2026

Top 25 Competition law firms worldwide

RevenueBase identified 6,279 company matches for competition law firms worldwide as of September 2026 and tracks 76,927 professional contacts across them, including 29,701 with verified work emails. Brazil is the largest market and Paris the largest hub.

This list covers company matches for competition law firms worldwide, 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 September 27, 2026. Country and city lists for competition law firms follow the table.

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 Sep 27, 2026 How this list was built
6,279Companies
76,927Contacts tracked
29,701Verified emails
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The 25 largest competition law firms worldwide

Ranked by team size
Top 25 of 6,279 company matches for competition law firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 27, 20261,001-5,0001,951 contacts →

Exact match

“Slaughter and May is regarded as one of the most prestigious law firms in the world.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchSão Paulo, BrazilHQ recorded Sep 27, 20261,001-5,0001,580 contacts →

Exact match

“TozziniFreire is one of the leading legal services organizations in Latin America, operating in all areas of Business Law and with a significant track record in serving national…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchChennai, IndiaHQ recorded Sep 27, 20261,001-5,0001,513 contacts →

Exact match

“Shardul Amarchand Mangaldas & Co.(SAM), founded on a century of legal achievements, is one of India’s leading full-service law firms with the ISO/IEC 27001:2022 certification -…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchBarangaroo, AustraliaHQ recorded Sep 27, 20261,001-5,0001,162 contacts →

Exact match

“Gilbert + Tobin was founded on values of excellence, trust, respect, integrity and good corporate citizenship.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchParis, FranceHQ recorded Sep 27, 2026501-1,0001,098 contacts →

Exact match

“Gide is a leading law firm, both in France and internationally, in all areas of business law for Litigation, Transactions, and Regulation.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchDenver, CO, United StatesHQ recorded Sep 27, 2026501-1,000902 contacts →

Exact match

“For decades, we’ve positioned ourselves at the intersection of law, business and policy to bring a multidisciplinary strategy to every issue.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchTel Aviv, IsraelHQ recorded Sep 27, 2026501-1,000749 contacts →

Exact match

“Herzog Fox & Neeman is Israel’s largest law firm and has earned a reputation as market leader, evidenced by consistent top-tier rankings in both international and Israeli legal…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchMontréal, QC, CanadaHQ recorded Sep 27, 2026501-1,000725 contacts →

Exact match

“With over 500 employees and 300 professionals, BCF Business Law is the go-to firm for business leaders, growing companies, and well-established global enterprises who have chosen…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchSão Paulo, BrazilHQ recorded Sep 27, 2026501-1,000720 contacts →

Exact match

“We are an independent law firm that offers specialized advice and superior technical quality in a variety of legal areas.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchCiudad De Buenos Aires, ArgentinaHQ recorded Sep 27, 2026501-1,000688 contacts →

Exact match

“Fundada en 1923, Marval O’Farrell Mairal es la firma legal más grande de la Argentina, líder en el país y también en Latinoamérica.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchStockholm, SwedenHQ recorded Sep 27, 2026501-1,000681 contacts →

Exact match

“We are a leading Nordic full-service law firm, with 580 expert employees and offices in Stockholm, Gothenburg, Malmo and Brussels.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchToronto, ON, CanadaHQ recorded Sep 27, 2026501-1,000586 contacts →

Exact match

“Whether you are conducting business in Canada or abroad, Aird & Berlis LLP understands the realities of your work.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchWashington, DC, United StatesHQ recorded Sep 27, 2026501-1,000576 contacts →

Exact match

“Founded in 1983, Wiley is a dominant presence in the nation’s capital.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchHelsinki, FinlandHQ recorded Sep 27, 2026501-1,000566 contacts →

Exact match

“Roschier is one of the leading law firms in the Nordic region with offices in Helsinki and Stockholm.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchCopenhagen, DenmarkHQ recorded Sep 27, 2026501-1,000563 contacts →

Exact match

“Bech-Bruun is a market-oriented and highly specialised law firm providing advice in all areas of commercial law.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchMontréal, QC, CanadaHQ recorded Sep 27, 2026201-500546 contacts →

Exact match

“Over a century of legal advice to domestic and international organizations has made Lavery Lawyers the leading independent law firm in Quebec (Canadian Lawyer).”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchJohannesburg, South AfricaHQ recorded Sep 27, 2026201-500528 contacts →

Exact match

“Established in the early 1900s, Werksmans Attorneys is a leading South African corporate and commercial law firm serving multinationals, listed companies, financial institutions…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchSao Paulo, BrazilHQ recorded Sep 27, 2026201-500518 contacts →

Exact match

“Fundado em o Marcelo Tostes Advogados firmou-se como um escritório de advocacia empresarial de excelência.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchBasel, SwitzerlandHQ recorded Sep 27, 2026201-500465 contacts →

Exact match

“With 300 professionals (comprised of partners, salaried lawyers, legal experts, tax advisers and notaries) and a total of more than 500 staff, Kellerhals Carrard is the largest…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchBristol, United KingdomHQ recorded Sep 27, 2026201-500436 contacts →

Exact match

“Clients are at the heart of everything we do.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchCleveland, OH, United StatesHQ recorded Sep 27, 2026201-500402 contacts →

Exact match

“McDonald Hopkins is an entrepreneurial law firm founded in 1930 on practical Midwestern business values that are as relevant today as when we first began.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchParis, FranceHQ recorded Sep 27, 2026201-500380 contacts →

Exact match

“Since 1972, the DS Group has been committed to supporting businesses, both private and public, through strategic counsel and litigation.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchBrussels, BelgiumHQ recorded Sep 27, 2026201-500362 contacts →

Exact match

“We advise companies, policymakers, regulators and lawyers on any economic issue connected with competition, finance or regulation.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchZurich, SwitzerlandHQ recorded Sep 27, 2026201-500345 contacts →

Exact match

“Bär & Karrer is a leading Swiss law firm with more than 200 lawyers in Zurich, Geneva, Lugano, Zug, Basel and St.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 27, 2026201-500343 contacts →

Exact match

“RBB Economics provides independent, expert economic advice on all aspects of competition law.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 6,279 competition law firms worldwide

See the full list, filter by size, metro and specialty, and access 29,701 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Competition law firms worldwide at a glance

As of Sep 27, 2026
38.6%Verified-email coverage
12.3Average contacts per company
1-10Median size (employees)
5.0%Largest-city concentration · Paris
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
4,046
11-50
1,839
51-200
275
201-500
46
501-1,000
15
1,001-5,000
14
5,001-10,000
2
10001+
2

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for competition law firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “competition law 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. 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 29,701 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 September 27, 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.

Competition law firms by location

43 lists · largest first

Every Competition law firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many competition law firms are there worldwide?

RevenueBase identified 6,279 company matches for competition law firms worldwide as of September 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?

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

Which country has the most competition law firms?

Brazil leads with 1,011 companies, followed by France (566) and Germany (441). Every competition law firms list by country and city is linked on this page.

Which city has the most competition law firms?

Paris leads with 317 company records, followed by Sao Paulo (284) and Madrid (150).

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 29,701 professional contacts with verified work emails tracked across these 6,279 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 September 27, 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.