Company lists · Data refreshed September 2026
Top 25 Niche law firms based in Houston, United States
RevenueBase identified 130 niche law firms headquartered in Houston, United States as of September 2026 and tracks 4,002 professional contacts across them, including 2,384 with verified work emails. New York is the largest hub.
This list covers niche 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 14, 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 niche 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 14, 2026Thanks. The Data Team will review it. | |||||
| 2 | 387 contacts → | ||||
Indirect evidence “Susman Godfrey is America’s premier litigation boutique.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 3 | 316 contacts → | ||||
Partial evidence “Chamberlain Hrdlicka is a multi-disciplinary law firm representing clients around the world and providing value at the highest level of service.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 4 | 222 contacts → | ||||
Partial evidence “Porter Hedges is recognized as one of the premier business law firms based in Houston.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 5 | 144 contacts → | ||||
Indirect evidence “About Brown Sims - For over 50 years, Brown Sims has dedicated itself to providing its clients with experienced-based solutions tailored to their specific legal problems.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 6 | 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 14, 2026Thanks. The Data Team will review it. | |||||
| 7 | 85 contacts → | ||||
Partial evidence “Kuiper Law Firm has established itself as a trusted legal partner for businesses across diverse industries.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 8 | 63 contacts → | ||||
Partial evidence “BoyarMiller is a Houston-based law firm offering comprehensive legal services.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 9 | 59 contacts → | ||||
Partial evidence “Established in 1985, Wilson Cribbs and Goren is a leading Texas real estate law firm.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 10 | 55 contacts → | ||||
Indirect evidence “Gibbs & Bruns LLP is a litigation boutique engaged exclusively in high-stakes business and commercial litigation.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 11 | 54 contacts → | ||||
Indirect evidence “Diamond McCarthy is a national litigation boutique practicing in complex and high-stakes business cases.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 12 | 52 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 13 | 52 contacts → | ||||
Partial evidence “Sullins Johnston Rohrbach & Magers is a law practice based in Houston, Texas.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 14 | 42 contacts → | ||||
Partial evidence “Daniels & Tredennick handles complex legal matters across both litigation and corporate law.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 15 | 42 contacts → | ||||
Partial evidence “HANSZEN LAPORTE IS A HOUSTON-BASED, AV “PREEMINENT” RATED LAW FIRM COMPRISED OF THREE PRACTICE GROUPS, LITIGATION, BUSINESS AND REAL ESTATE.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 16 | 37 contacts → | ||||
Partial evidence “Rapp & Krock, PC is a business law firm that serves startups, and small to medium-sized businesses, providing business transactional and litigation services to a wide range of…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 17 | 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 14, 2026Thanks. The Data Team will review it. | |||||
| 18 | 32 contacts → | ||||
Indirect evidence “Beirut | Dubai | Houston | Al Khobar | Bahrain | Riyadh Empowering Businesses Worldwide Established in 2012, KN Legal has spent over a decade providing clients with superior legal…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 19 | 22 contacts → | ||||
Indirect evidence “RR & A works with business owners, operators, and investors who need legal advice that aligns with how their businesses actually run.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 20 | 17 contacts → | ||||
Indirect evidence “C.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 21 | 15 contacts → | ||||
Partial evidence “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.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 22 | 15 contacts → | ||||
Indirect evidence “A successful business is built upon good relationships.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 23 | 15 contacts → | ||||
Indirect evidence “We get it.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 24 | 15 contacts → | ||||
Indirect evidence “Nathan Sommers Gibson Dillon PC offers top tier legal representation in the areas of corporate/tax, real estate, bankruptcy, banking/finance, and litigation.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 25 | 14 contacts → | ||||
Partial evidence “Sanchez Law Firm is a Texas law firm based in the Houston-metro area.” Source: RevenueBase Database · checked Sep 14, 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: niche 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 niche law firms.
- Partial evidence
- Its own public description names part of niche law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name niche 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 130 niche law firms based in Houston, United States
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Niche law firms based in Houston, United States at a glance
As of Sep 14, 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 130 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 niche 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 “niche 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 niche 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 niche 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, 2,384 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 14, 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.
Niche law firms by metro in the United States
- Niche law firms in New York430
- Niche law firms in Chicago219
- Niche law firms in Los Angeles214
- Niche law firms in Dallas143
- Niche law firms in Houston130
- Niche law firms in Atlanta129
- Niche law firms in Washington127
- Niche law firms in Miami102
- Niche law firms in Boston93
- Niche law firms in San Francisco89
- Niche law firms in San Diego84
- Niche law firms in Austin83
- Niche law firms in Denver71
- Niche law firms in Philadelphia65
- Niche law firms in Portland63
- Niche law firms in Phoenix62
- Niche law firms in Irvine60
- Niche law firms in Seattle59
- Niche law firms in Coral Gables53
- Niche law firms in Minneapolis48
- Niche law firms in Fort Lauderdale44
- Niche law firms in Nashville43
- Niche law firms in Cleveland41
- Niche law firms in New Orleans40
- Niche law firms in Tampa40
- Niche law firms in Pittsburgh39
- Niche law firms in Salt Lake City39
- Niche law firms in Charlotte38
- Niche law firms in Columbus38
- Niche law firms in Milwaukee38
- Niche law firms in Pasadena36
- Niche law firms in Birmingham35
- Niche law firms in Raleigh33
- Niche law firms in Baltimore32
- Niche law firms in Indianapolis31
- Niche law firms in Las Vegas31
- Niche law firms in Orlando31
- Niche law firms in Sacramento30
- Niche law firms in Beverly Hills29
- Niche law firms in San Antonio29
- Niche law firms in Boca Raton27
- Niche law firms in Newport Beach27
- Niche law firms in Oklahoma City27
- Niche law firms in Wilmington27
- Niche law firms in White Plains25
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 niche 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 niche law firms are there based in Houston, United States?
RevenueBase identified 130 niche 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 has the most niche law firms?
New York leads with 430 headquartered companies, followed by Chicago (219) and Los Angeles (214).
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 2,384 verified decision-maker contacts tracked across these 130 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 14, 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.
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