Company lists · Data refreshed September 2026

Top 25 Ad law firms based in Houston, United States

RevenueBase identified 118 company matches for ad law firms associated with Houston, United States as of September 2026 and tracks 2,938 professional contacts across them, including 1,597 with verified work emails. Across the United States, New York is the largest hub for this category (367 companies); Houston has 118.

This list covers company matches for ad law firms associated with Houston, United States, 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 21, 2026.

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 21, 2026 How this list was built
118Companies
2,938Contacts tracked
1,597Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest ad law firms based in Houston, United States

Ranked by team size
Top 25 of 118 company matches for ad law firms based in Houston, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchHouston, TX, United StatesHQ recorded Sep 21, 20261,001-5,0001,693 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202651-200208 contacts →

Exact match

“For over 25 years, Johnson Law Group has been committed to delivering exceptional legal services with integrity, professionalism, and a client-focused approach.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202651-20092 contacts →

Exact match

“Conley Rose is a leading intellectual property-only law firm that has been maximizing the value of clients’ intellectual property in the U.S.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202651-20091 contacts →

Exact match

“Osha Bergman Watanabe & Burton LLP (OBWB) is a full-service intellectual property law firm with a global reach.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202651-20090 contacts →

Exact match

“For over 50 years, Houston, Texas based HooverSlovacek LLP has been helping clients with dynamic, cost efficient, result driven representation.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202651-20087 contacts →

Exact match

“Williams Hart & Boundas, LLP is a Houston-based personal injury law firm founded in 1985.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202651-20070 contacts →

Exact match

“Fletcher Yoder is a growing law firm specializing in intellectual property matters.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5052 contacts →

Exact match

“Since the firm’s inception in 1896 and from its offices in Houston, Texas, Crady Jewett McCulley & Houren LLP has provided comprehensive legal counsel to businesses and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5042 contacts →

Exact match

“Daniels & Tredennick handles complex legal matters across both litigation and corporate law.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Sep 21, 2026201-50036 contacts →

Exact match

“Novak Druce Connolly Bove + Quigg LLP is a nationally recognized law firm focused on complex intellectual property matters.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202651-20026 contacts →

Exact match

“Lee Murphy represents individuals throughout the United States affected by manufacturing defects, hidden medication side effects, defective products, catastrophic personal injury…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Sep 21, 20261-1023 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5021 contacts →

Exact match

“Eggleston & Briscoe serves a predominantly corporate and institutional client base representing a variety of publicly and privately owned business interests.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5017 contacts →

Exact match

“C.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5015 contacts →

Exact match

“We are a full-service commercial law firm in Houston, Texas, with a wide breadth of practice experience rare for a firm of our size.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5015 contacts →

Exact match

“A successful business is built upon good relationships.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5015 contacts →

Exact match

“We get it.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5014 contacts →

Exact match

“We are high-stakes trial lawyers.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Sep 21, 20261-1013 contacts →

Exact match

“Best Case Leads is the premier lead generation company for attorneys that delivers relevant, exclusive, and affordable leads to lawyers in real-time.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5012 contacts →

Exact match

“Buck Keenan is a boutique litigation law firm based in Houston, Texas.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5012 contacts →

Exact match

“The attorneys of Laminack, Pirtle & Martines have successfully litigated countless cases involving personal injuries, wrongful deaths, defective products, and commercial disputes.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“Ramey makes it right.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchHouston, TX, United StatesHQ recorded Sep 21, 20261-1011 contacts →

Exact match

“Madan Law PLLC is Houston’s premiere intellectual property law firm.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 21, 20261-1010 contacts →

Exact match

“We are a results-oriented intellectual property and commercial litigation boutique with big firm experience, attractive small firm rates, and a long history of putting our…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Sep 21, 20261-109 contacts →

Exact match

“Car Accidents, Personal Injuries, Business Disputes and Transactions, Consumer Complaints, Real Estate, and Probate.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 118 ad law firms based in Houston, United States

See the full list, filter by size, metro and specialty, and access 1,597 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Ad law firms based in Houston, United States at a glance

As of Sep 21, 2026
54.4%Verified-email coverage
24.9Average contacts per company
1-10Median size (employees)
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
76
11-50
28
51-200
10
201-500
3
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 118 companies.

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.
What qualifies
Company records associated with Houston, United States whose business descriptions match “ad 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 1,597 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 21, 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.

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

How many ad law firms are there based in Houston, United States?

RevenueBase identified 118 company matches for ad law firms associated with Houston, United States 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?

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

Which city in the United States has the most ad law firms?

New York leads the United States with 367 company records, followed by Los Angeles (196) and Chicago (188). Houston has 118.

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 1,597 professional contacts with verified work emails tracked across these 118 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 21, 2026.

Ready to reach these companies? Verified emails and direct dials for all 118 ad law firms based in Houston, United States. Start with a free account, no credit card.

Download this list →

Related lists

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.