Company lists · Data refreshed September 2026

Top 25 Law firm event marketing companies worldwide

RevenueBase identified 11,813 law firm event marketing companies worldwide as of September 2026 and tracks 151,125 professional contacts across them, including 68,991 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers law firm event marketing companies worldwide, 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 28, 2026. Country and city lists for law firm event marketing companies follow the table.

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 28, 2026 86% judged on-target in blind review
11,813Companies
151,125Contacts tracked
68,991Verified emails
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The 25 largest law firm event marketing companies worldwide

Ranked by team size
Top 25 of 11,813 law firm event marketing companies worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to law firm event marketing companies: 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 evidenceSan Francisco, CA, United StatesHQ checked Sep 28, 20261,001-5,0002,846 contacts →

Partial evidence

“As the only full-service law firm with offices and attorneys in all 50 states, Gordon Rees Scully Mansukhani delivers maximum value to our clients by combining the resources of a…”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidence20+ U.s. Offices, United StatesHQ checked Sep 28, 20261,001-5,0002,539 contacts →

Partial evidence

“Husch Blackwell is a different kind of law firm–structured around our clients’ industries and built on a culture of selfless service.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 28, 20261,001-5,0002,449 contacts →

Indirect evidence

“At Alston & Bird, a leading international firm, our people trust the people they work for, take pride in what they do, enjoy the people they work with and serve the communities in…”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceCincinnati, OH, United StatesHQ checked Sep 28, 20261,001-5,0001,720 contacts →

Indirect evidence

“Dinsmore & Shohl LLP has a nationwide team of more than 750 attorneys who are trusted advisers to Fortune 500 companies, institutions, associations, governments, professional…”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceHouston, TX, United StatesHQ checked Sep 28, 20261,001-5,0001,693 contacts →

Partial evidence

“Vinson & Elkins is a law firm of global distinction, working with leading companies on wide-ranging matters in key industries across the economy.”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 28, 20261,001-5,0001,682 contacts →

Partial evidence

“Ballard Spahr LLP, an Am Law 100 law firm with more than 750 lawyers in 19 U.S.”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 28, 20261,001-5,0001,444 contacts →

Partial evidence

“We’re the law firm clients choose for excellent service, incisive thinking and above all for our ability to focus on what matters.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceBirmingham, AL, United StatesHQ checked Sep 28, 2026501-1,0001,440 contacts →

Partial evidence

“Ranked in the Am Law 100, Bradley is a national law firm with a reputation for skilled legal work, exceptional client service, and impeccable integrity.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceDetroit, MI, United StatesHQ checked Sep 28, 20261,001-5,0001,343 contacts →

Indirect evidence

“At Clark Hill, our value proposition is simple.”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidencePhoenix, AZ, United StatesHQ checked Sep 28, 2026501-1,0001,219 contacts →

Partial evidence

“Founded in 1938, Snell & Wilmer is a full-service business law firm with more than 500 lawyers practicing in 17 locations throughout the United States and in Mexico.”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceMiami, FL, United StatesHQ checked Sep 28, 20261,001-5,0001,068 contacts →

Partial evidence

“Over the past 25 years, QPWB is one of the fastest-growing law firms in the US.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceKansas City, MO, United StatesHQ checked Sep 28, 2026501-1,0001,041 contacts →

Partial evidence

“Spencer Fane is a law firm where your business leaders work with our business leaders.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceNewark, NJ, United StatesHQ checked Sep 28, 2026501-1,000985 contacts →

Indirect evidence

“McCarter & English, LLP is a firm of more than 400 lawyers with offices in Newark, New York, Boston, Philadelphia, Washington, DC, Miami, Wilmington, Hartford, Stamford…”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceUnited StatesHQ checked Sep 28, 2026501-1,000985 contacts →

Indirect evidence

“We are a U.S.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceSaint Louis, MO, United StatesHQ checked Sep 28, 2026501-1,000938 contacts →

Partial evidence

“Thompson Coburn is a full-service, values-driven law firm with offices strategically located in Birmingham, Chicago, Dallas, Los Angeles, New York, Southern Illinois, St.”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceCleveland, OH, United StatesHQ checked Sep 28, 2026501-1,000929 contacts →

Partial evidence

“Thompson Hine LLP, a full-service business law firm with over 400 lawyers in 11 offices, was ranked number 1 in the category "Most innovative North American law firms: New working…”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceAtlanta, GA, United StatesHQ checked Sep 28, 2026501-1,000815 contacts →

Partial evidence

“Established in 1989, Hall Booth Smith, P.C.(HBS) is a full-service law firm with 33 offices across the United States.”

Source: RevenueBase Database · checked Sep 28, 2026
18Indirect evidenceNew Orleans, LA, United StatesHQ checked Sep 28, 2026501-1,000799 contacts →

Indirect evidence

“Jones Walker LLP provides an extensive range of legal services to a national and international corporate client base through offices in Alabama, Arizona, Florida, Georgia…”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceNational, MI, United StatesHQ checked Sep 28, 2026501-1,000794 contacts →

Partial evidence

“You should expect more from your law firm than only excellent legal counsel.”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceBoston, MA, United StatesHQ checked Sep 28, 2026501-1,000787 contacts →

Partial evidence

“Foley Hoag is an award-winning, mid-sized, international law firm that focuses on innovative industries and high-stakes litigation.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 28, 2026501-1,000781 contacts →

Indirect evidence

“Wood, Smith, Henning & Berman offers world-class representation for clients ranging from individuals to Fortune 500 corporations, with an emphasis on small to middle market firms.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceU.S., United StatesHQ checked Sep 28, 2026501-1,000758 contacts →

Indirect evidence

“At Adams & Reese, we take things personally.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceMontréal, QC, CanadaHQ checked Sep 28, 2026501-1,000725 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceBirmingham, AL, United StatesHQ checked Sep 28, 20261,001-5,000690 contacts →

Indirect evidence

“Maynard Nexsen's 600+ attorneys deploy innovation and efficiency in legal services across the country and around the world.”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceNew York, NY, United StatesHQ checked Sep 28, 2026501-1,000690 contacts →

Partial evidence

“Kelley Drye is an AmLaw 200 law firm of more than 350 lawyers and other professionals practicing in New York, NY; Washington, D.C; Chicago, IL; Houston, TX, Los Angeles, CA; San…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 11,813 law firm event marketing companies worldwide

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Law firm event marketing companies worldwide at a glance

As of Sep 28, 2026
45.7%Verified-email coverage
12.8Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · Sao Paulo
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
7,903
11-50
3,186
51-200
525
201-500
109
501-1,000
42
1,001-5,000
22
10001+
2

Email recency is reported on each country list linked below.

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 law firm event marketing companies, 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.
Coverage
Every country. Country and city lists for law firm event marketing companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “law firm event marketing companies”. 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 law firm event marketing companies), 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 law firm event marketing companies, and records with no verified work email.
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, 68,991 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 28, 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.

Law firm event marketing companies by location

76 lists · largest first

Every Law firm event marketing companies 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 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 law firm event marketing companies, 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 law firm event marketing companies are there worldwide?

RevenueBase identified 11,813 law firm event marketing companies worldwide 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?

Gordon Rees Scully Mansukhani, LLP, headquartered in San Francisco, tops this list with the largest team on record.

Which country has the most law firm event marketing companies?

The United States leads with 4,550 companies, followed by Brazil (1,188) and India (397). Every law firm event marketing companies list by country and city is linked on this page.

Which city has the most law firm event marketing companies?

Sao Paulo leads with 331 headquartered companies, followed by New York (321) and Los Angeles (179).

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 68,991 verified decision-maker contacts tracked across these 11,813 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 28, 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.