Company lists · Data refreshed September 2026
Top 25 Marketing law firms based in Houston, United States
RevenueBase identified 92 marketing law firms headquartered in Houston, United States as of September 2026 and tracks 2,405 professional contacts across them, including 1,300 with verified work emails. Across the United States, New York is the largest hub for this category (291 companies); Houston has 92.
This list covers marketing law firms headquartered in Houston, United States, 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.
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.
The 25 largest marketing law firms based in Houston, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,693 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, 2026Thanks. The Data Team will review it. | |||||
| 2 | 92 contacts → | ||||
Partial evidence “Conley Rose is a leading intellectual property-only law firm that has been maximizing the value of clients’ intellectual property in the U.S.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 91 contacts → | ||||
Partial evidence “Osha Bergman Watanabe & Burton LLP (OBWB) is a full-service intellectual property law firm with a global reach.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 90 contacts → | ||||
Indirect evidence “For over 50 years, Houston, Texas based HooverSlovacek LLP has been helping clients with dynamic, cost efficient, result driven representation.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 70 contacts → | ||||
Partial evidence “Fletcher Yoder is a growing law firm specializing in intellectual property matters.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 42 contacts → | ||||
Partial evidence “Daniels & Tredennick handles complex legal matters across both litigation and corporate law.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 36 contacts → | ||||
Partial evidence “Novak Druce Connolly Bove + Quigg LLP is a nationally recognized law firm focused on complex intellectual property matters.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 17 contacts → | ||||
Indirect evidence “C.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 15 contacts → | ||||
Indirect evidence “We get it.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 13 contacts → | ||||
Indirect evidence “Ranked as one of the fastest growing agencies in the nation by Inc.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 13 contacts → | ||||
Indirect evidence “Best Case Leads is the premier lead generation company for attorneys that delivers relevant, exclusive, and affordable leads to lawyers in real-time.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 11 contacts → | ||||
Strong evidence “Firm Forward is a premier legal marketing agency dedicated to providing tailored solutions for B2B law firms.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 11 contacts → | ||||
Partial evidence “Madan Law PLLC is Houston’s premiere intellectual property law firm.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 10 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 9 contacts → | ||||
Indirect evidence “Car Accidents, Personal Injuries, Business Disputes and Transactions, Consumer Complaints, Real Estate, and Probate.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 7 contacts → | ||||
Indirect evidence “The advice and representation we provide our clients is based on years of experience helping individuals and organizations deal with crises both large and small.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 7 contacts → | ||||
Partial evidence “Two of the most recognizable names in patent, trademark and copyright law, Meg Boulware and Tamsen Valoir, Ph.D.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 7 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 6 contacts → | ||||
Partial evidence “McCutcheon Joseph, PLLC is a full service law firm assisting businesses and individuals in all aspects of the protection of intellectual property rights, including the filing and…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 6 contacts → | ||||
Partial evidence “Global MGL, a marketing and advertising agency bred by the fusion of great experts in the field of communication, branding and advertising that offers a great consumer service…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 5 contacts → | ||||
Partial evidence “We serve clients through a team-based approach by providing studied legal advice, helping clients understand the many laws and regulations that affect their case, and representing…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 5 contacts → | ||||
Strong evidence “Internet LAVA, LLC is a professional web development and internet marketing company focused on helping attorneys and law firms throughout the United States.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Strong evidence “With decades of law firm marketing experience, we are industry experts at using digital and traditional media to generate hundreds of thousands of high-quality Mass Tort client…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 4 contacts → | ||||
Partial evidence “Welcome To Attar Law Group When you choose our law firm, you are securing a partner with a strategic outlook.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: marketing law firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names marketing law firms.
- Partial evidence
- Its own public description names part of marketing law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name marketing law firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 92 marketing law firms based in Houston, United States
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,300 reachable decision-makers.
Free signup · no credit card
Marketing law firms based in Houston, United States at a glance
As of Sep 28, 2026Companies by employee count
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 92 companies.
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 marketing law firms, 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.
- What qualifies
- Companies headquartered in Houston, United States whose own description of what they do matches “marketing law firms”. 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 marketing law firms), 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 marketing law firms, and records with no verified work email. Companies headquartered outside Houston are excluded even when they keep an office there.
- 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, 1,300 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.
Marketing law firms by metro in the United States
- Marketing law firms in New York291
- Marketing law firms in Los Angeles140
- Marketing law firms in Chicago128
- Marketing law firms in Washington106
- Marketing law firms in Dallas85
- Marketing law firms in Miami84
- Marketing law firms in Atlanta83
- Marketing law firms in San Francisco63
- Marketing law firms in San Diego57
- Marketing law firms in Austin54
- Marketing law firms in Denver48
- Marketing law firms in Irvine43
- Marketing law firms in Seattle42
- Marketing law firms in Nashville41
- Marketing law firms in Philadelphia41
- Marketing law firms in Tampa40
- Marketing law firms in Minneapolis38
- Marketing law firms in Phoenix38
- Marketing law firms in Boston37
- Marketing law firms in Fort Lauderdale31
- Marketing law firms in Portland31
- Marketing law firms in Charlotte29
- Marketing law firms in Salt Lake City28
- Marketing law firms in Orlando27
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 marketing law firms, 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 marketing law firms are there based in Houston, United States?
RevenueBase identified 92 marketing law firms headquartered in Houston, United States 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?
Vinson & Elkins, headquartered in Houston, tops this list with the largest team on record.
Which city in the United States has the most marketing law firms?
New York leads the United States with 291 headquartered companies, followed by Los Angeles (140) and Chicago (128). Houston has 92.
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 1,300 verified decision-maker contacts tracked across these 92 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.
Ready to reach these companies? Verified emails and direct dials for all 92 marketing law firms based in Houston, United States. Start with a free account, no credit card.
Download this list →Related lists
Marketing law firms by geography
- Marketing law firms based in Buenos Aires, Argentina
- Marketing law firms based in Melbourne, Australia
- Marketing law firms based in Sydney, Australia
- Marketing law firms based in Wien, Austria
- Marketing law firms based in Belo Horizonte, Brazil
- Marketing law firms based in Brasilia, Brazil
- Marketing law firms based in Campinas, Brazil
- Marketing law firms based in Curitiba, Brazil
- Marketing law firms based in Fortaleza, Brazil
- Marketing law firms based in Porto Alegre, Brazil
- Marketing law firms based in Recife, Brazil
- Marketing law firms based in Rio De Janeiro, Brazil
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Marketing law firms based in Buenos Aires, Argentina
- Marketing law firms based in Melbourne, Australia
- Marketing law firms based in Sydney, Australia
- Marketing law firms based in Wien, Austria
- Marketing law firms based in Belo Horizonte, Brazil
- Marketing law firms based in Brasilia, Brazil