Company lists · Data refreshed September 2026

Top 25 Trade secrets law firms worldwide

RevenueBase identified 857 company matches for trade secrets law firms worldwide as of September 2026 and tracks 9,979 professional contacts across them, including 4,668 with verified work emails. The United States is the largest market and Chicago the largest hub.

This list covers company matches for trade secrets 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 29, 2026. Country and city lists for trade secrets 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 29, 2026 How this list was built
857Companies
9,979Contacts tracked
4,668Verified emails
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The 25 largest trade secrets law firms worldwide

Ranked by team size
Top 25 of 857 company matches for trade secrets law firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchIrvine, CA, United StatesHQ recorded Sep 29, 2026501-1,000606 contacts →

Exact match

“Knobbe Martens protects the ideas that drive innovation and propel our world forward.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchMinneapolis, MN, United StatesHQ recorded Sep 29, 2026201-500317 contacts →

Exact match

“An intellectual property law firm at the leading edge of patent, trademark and copyright law, licensing agreements, trade secret litigation, and more, expect a unique combination…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Sep 29, 2026201-500288 contacts →

Exact match

“For more than 100 years Banner Witcoff has provided sound protection and inventive intellectual property solutions for some of the world’s most innovative organizations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchBloomfield Hills, MI, United StatesHQ recorded Sep 29, 2026201-500266 contacts →

Exact match

“Harness IP’s team of patent and trademark attorneys serve clients in all areas of intellectual property law.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchLos Angeles, CA, United StatesHQ recorded Sep 29, 2026201-500258 contacts →

Exact match

“Irell & Manella LLP is a law firm focused on complex commercial and IP litigation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-200213 contacts →

Exact match

“Marshall, Gerstein & Borun LLP has one focus - intellectual property law.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchMontréal, QC, CanadaHQ recorded Sep 29, 2026201-500191 contacts →

Exact match

“Plus de 130 ans d'excellence ROBIC est un cabinet multidisciplinaire de renommée internationale regroupant des professionnels aux compétences variées incluant des avocats, des…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202651-200182 contacts →

Exact match

“Fross Zelnick is consistently recognized by clients and peers as one of the top IP law firms in the world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchGreenville, SC, United StatesHQ recorded Sep 29, 202651-200181 contacts →

Exact match

“Formed in 1984, Dority & Manning is a full-service intellectual property law firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchChicago, United StatesHQ recorded Sep 29, 202651-200162 contacts →

Exact match

“McAndrews, Held & Malloy is a premier, full-service intellectual property and technology law firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-200157 contacts →

Exact match

“Leydig, Voit & Mayer remains at the forefront of intellectual property law, providing advice and counsel in intellectual property litigation, licensing, and prosecution services…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchAlexandria, VA, United StatesHQ recorded Sep 29, 2026201-500156 contacts →

Exact match

“Companies across the world depend on Oblon to help them establish, leverage and protect their intellectual property assets in the United States and abroad.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchCranford Township, NJ, United StatesHQ recorded Sep 29, 202651-200151 contacts →

Exact match

“Lerner David works with clients to build and protect their Intellectual Property (IP) assets, as well as minimize risk from competitors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchSeattle, WA, United StatesHQ recorded Sep 29, 202651-200140 contacts →

Exact match

“Seed IP provides comprehensive legal assistance in all areas of intellectual property, including patents, trademarks, copyrights, trade secrets and unfair competition…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchPittsburgh, PA, United StatesHQ recorded Sep 29, 202651-200133 contacts →

Exact match

“The most innovative corporations in the world entrust The Webb Law Firm to safeguard their Intellectual Property.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Sep 29, 202651-200118 contacts →

Exact match

“Talented, Tough and Courtroom-Tested Ahmad, Zavitsanos & Mensing, or AZA, is first and foremost a trial firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026n/a117 contacts →

Exact match

“Kenyon & Kenyon LLP is a leading intellectual property law firm whose sophisticated and business-oriented approach helps clients succeed with their intellectual property…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchBeijing, ChinaHQ recorded Sep 29, 2026501-1,000108 contacts →

Exact match

“Established in 1994, Unitalen () is one of the largest intellectual property law firms in China and enjoys high reputation in the field.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchBoston, MA, United StatesHQ recorded Sep 29, 202651-200100 contacts →

Exact match

“Hamilton Brook Smith Reynolds is a leading law firm specializing in intellectual property law.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchCincinnati, OH, United StatesHQ recorded Sep 29, 202651-20092 contacts →

Exact match

“Wood Herron & Evans specializes in intellectual property law, providing strategic counsel and comprehensive legal services in the areas of patents, trademarks, copyrights, trade…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchSeoul, South KoreaHQ recorded Sep 29, 2026201-50089 contacts →

Exact match

“Lee International was founded in 1961 as one of the first intellectual property law practices in Korea.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202651-20085 contacts →

Exact match

“Since 1953, Amster, Rothstein & Ebenstein LLP has focused exclusively on representing clients in all facets of intellectual property law both domestically and internationally.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-20080 contacts →

Exact match

“Greer Burns & Crain, Ltd.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchTel-aviv, IsraelHQ recorded Sep 29, 202651-20074 contacts →

Exact match

“Ehrlich Group is unique in its ability to offer first class expertise in all matters concerning the protection and prosecution of intellectual property, which includes advice from…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchOverland Park, KS, United StatesHQ recorded Sep 29, 202651-20067 contacts →

Exact match

“Located in suburban Kansas City, Hovey Williams LLP has been preserving the unique ideas of inventors and creative minds alike for 90 years.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 857 trade secrets law firms worldwide

See the full list, filter by size, metro and specialty, and access 4,668 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Trade secrets law firms worldwide at a glance

As of Sep 29, 2026
46.8%Verified-email coverage
11.6Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · Chicago
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
572
11-50
211
51-200
58
201-500
10
501-1,000
3

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 trade secrets law firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “trade secrets 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 4,668 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 29, 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.

Trade secrets law firms by location

4 lists · largest first

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

How many trade secrets law firms are there worldwide?

RevenueBase identified 857 company matches for trade secrets 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?

Knobbe Martens tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most trade secrets law firms?

The United States leads with 496 companies, followed by Brazil (31). Every trade secrets law firms list by country and city is linked on this page.

Which city has the most trade secrets law firms?

Chicago leads with 25 company records, followed by New York (25) and Dallas (21).

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 4,668 professional contacts with verified work emails tracked across these 857 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 29, 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.