Company lists · Data refreshed November 2026

Top 25 Intellectual property enforcement services worldwide

RevenueBase identified 5,468 company matches for intellectual property enforcement services worldwide as of November 2026 and tracks 77,716 professional contacts across them, including 28,799 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for intellectual property enforcement services 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 November 6, 2026. Country and city lists for intellectual property enforcement services 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 Nov 6, 2026 How this list was built
5,468Companies
77,716Contacts tracked
28,799Verified emails
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The 25 largest intellectual property enforcement services worldwide

Ranked by team size
Top 25 of 5,468 company matches for intellectual property enforcement services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 20261,001-5,0001,656 contacts →

Exact match

“Corsearch’s leading Trademark and Brand & Content Protection Solutions are revolutionizing how companies create, monitor, and protect their brands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWashington, CA, United StatesHQ recorded Nov 6, 2026501-1,000984 contacts →

Exact match

“When your most valuable assets are ideas, innovation, and brand-you need the best.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchParis, JapanHQ recorded Nov 6, 20261,001-5,000814 contacts →

Exact match

“Questel is a true end-to-end intellectual property solutions provider serving organizations in more than 30 countries for the optimal management of their IP assets portfolio.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLos Altos, United StatesHQ recorded Nov 6, 2026501-1,000789 contacts →

Exact match

“Since 2004, MaxVal has helped the world's most innovative organizations capitalize on their intellectual property by being different from the legacy IP solution providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHowald, IL, FranceHQ recorded Nov 6, 20261,001-5,000750 contacts →

Exact match

“The Dennemeyer Group offers high-quality services for the protection and management of Intellectual Property rights and is committed to being the first-choice partner for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000650 contacts →

Exact match

“Rouse was established in the UK in 1990 and is recognised as a global intellectual property (IP) leader operating as a collaborative network with more than people working out of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCourbevoie Cedex, FranceHQ recorded Nov 6, 2026501-1,000618 contacts →

Exact match

“L’Institut national de la propriété industrielle (INPI) est un acteur majeur de l’innovation et de la création en France.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000614 contacts →

Exact match

“Marks & Clerk is an international intellectual property (IP), technology and legal advisory firm helping organisations protect, commercialise and maximise the value of innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLeeds, United KingdomHQ recorded Nov 6, 2026201-500584 contacts →

Exact match

“HGF is one of Europe’s largest firms of Intellectual Property specialists.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchOttawa, AB, CanadaHQ recorded Nov 6, 2026501-1,000527 contacts →

Exact match

“Smart & Biggar is a Canadian intellectual property law firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026201-500520 contacts →

Exact match

“Anand and Anand is a leading full-service intellectual property law firm, providing end-to-end legal solutions across all facets of intellectual property and allied practice areas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSeattle, United StatesHQ recorded Nov 6, 2026501-1,000486 contacts →

Exact match

“Sagacious IP is the World’s LARGEST IP research firm that reliably supports the worldwide IP community including Large Corporations, Small & Mid-size Corporations, IP law firms…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBoston, MA, United StatesHQ recorded Nov 6, 2026201-500458 contacts →

Exact match

“Wolf, Greenfield & Sacks, P.C.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCopenhagen, DenmarkHQ recorded Nov 6, 2026501-1,000428 contacts →

Exact match

“Zacco is an international full-service IP firm, with around 125 authorised patent attorneys, 75 authorised trademark and design attorneys, and 20 experts in Digital brands and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSydney, AustraliaHQ recorded Nov 6, 2026201-500414 contacts →

Exact match

“Spruson & Ferguson is a leading provider of intellectual property (IP) services across the Asia-Pacific region, with more than 490 staff working from our offices in Bangkok…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026201-500412 contacts →

Exact match

“Create.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchUnited StatesHQ recorded Nov 6, 2026501-1,000382 contacts →

Exact match

“Founded by veteran IP protection executives Steve Francis and Jan van Voorn, IP House is a global intellectual property enforcement company dedicated to defending innovation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchStockholm, SwedenHQ recorded Nov 6, 2026201-500370 contacts →

Exact match

“The Swedish Intellectual Property Office, PRV, work to protect cutting edge ideas to promote Sweden's growth and competitiveness.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPretoria, South AfricaHQ recorded Nov 6, 2026201-500367 contacts →

Exact match

“Spoor & Fisher handles the filing, registration, prosecution and enforcement of trade marks, patents, designs and copyright.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBeirut, LebanonHQ recorded Nov 6, 2026201-500356 contacts →

Exact match

“Founded in 1926, Saba IP is one of the leading intellectual property firms in the Middle East and North Africa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500346 contacts →

Exact match

“Mewburn Ellis is the forward-looking IP firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMinneapolis, TN, United StatesHQ recorded Nov 6, 2026201-500342 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 · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMalmö, SwedenHQ recorded Nov 6, 2026201-500341 contacts →

Exact match

“We believe tomorrow is today’s emerging business – rising up from untapped potential within established industries and start-ups.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchParis, FranceHQ recorded Nov 6, 2026201-500337 contacts →

Exact match

“Founded in 1906, Plasseraud IP is one of the leading European firms in the IP sector, and among the largest in France.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500322 contacts →

Exact match

“Carpmaels & Ransford LLP The European Intellectual Property Firm Carpmaels & Ransford is a full-service European intellectual property firm at the forefront of a rapidly changing…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 5,468 intellectual property enforcement services worldwide

See the full list, filter by size, metro and specialty, and access 28,799 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Intellectual property enforcement services worldwide at a glance

As of Nov 6, 2026
37.1%Verified-email coverage
14.2Average contacts per company
1-10Median size (employees)
1.7%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,112
11-50
1,614
51-200
480
201-500
161
501-1,000
36
1,001-5,000
14
10001+
1

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 intellectual property enforcement services are linked below.
What qualifies
Company records worldwide whose business descriptions match “intellectual property enforcement services” 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 28,799 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 November 6, 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.

Intellectual property enforcement services by location

44 lists · largest first

Every Intellectual property enforcement services 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 “intellectual property enforcement services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many intellectual property enforcement services are there worldwide?

RevenueBase identified 5,468 company matches for intellectual property enforcement services worldwide as of November 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?

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

Which country has the most intellectual property enforcement services?

The United States leads with 1,087 companies, followed by India (555) and Brazil (365). Every intellectual property enforcement services list by country and city is linked on this page.

Which city has the most intellectual property enforcement services?

London leads with 94 company records, followed by New Delhi (89) and Sao Paulo (87).

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 28,799 professional contacts with verified work emails tracked across these 5,468 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 November 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 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.