Company lists · Data refreshed September 2026

Top 25 Criminal defence firms based in Houston, United States

RevenueBase identified 73 criminal defence firms headquartered in Houston, United States as of September 2026 and tracks 192 professional contacts across them, including 72 with verified work emails. New York is the largest hub.

This list covers criminal defence 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 19, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
73Companies
192Contacts tracked
72Verified emails
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The 25 largest criminal defence firms based in Houston, United States

Ranked by team size
Top 25 of 73 criminal defence firms based in Houston, United States, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to criminal defence firms: 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
1Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 202611-5015 contacts →

Strong evidence

“The Thiessen Law Firm is a criminal defense firm based in Houston, Texas.”

Source: RevenueBase Database · checked Sep 19, 2026
2Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-1010 contacts →

Strong evidence

“The Sparks Law Firm is a collaborative, compassionate firm, prepared to help you through each step of criminal defense.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-108 contacts →

Indirect evidence

“The main mission at The Santos Law Firm, PLLC is to provide aggressive representation by way of out working the opposing party.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-107 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 19, 2026
5Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-106 contacts →

Indirect evidence

“Leo & Oginni Trial Lawyers, PLLC is a Texas based firm with its principal office located in Houston, Texas.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 202611-506 contacts →

Indirect evidence

“Steve Shellist is a fierce trial attorney.”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-106 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-106 contacts →

Indirect evidence

“I am Tad Nelson, founding attorney of The Law Offices of Tad Nelson & Associates, serving Houston, Galveston, and League City.”

Source: RevenueBase Database · checked Sep 19, 2026
9Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-104 contacts →

Strong evidence

“With an office located in the heart of downtown Houston, Texas, the firm defends people against a wide range of state and federal criminal charges, including DWI, violent crimes…”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-104 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 202611-503 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
12Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 202611-503 contacts →

Strong evidence

“Trichter & LeGrand combines professional, aggressive criminal defense with caring and understanding legal counsel giving clients peace of mind that their case is being handled by…”

Source: RevenueBase Database · checked Sep 19, 2026
13Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-103 contacts →

Strong evidence

“Ceja Law Firm is a comprehensive criminal defense law practice.”

Source: RevenueBase Database · checked Sep 19, 2026
14Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 202611-503 contacts →

Strong evidence

“DeGuerin & Dickson is a premier criminal defense law firm based in Houston, Texas with a long, proven track record of success representing clients in all facets of criminal law.”

Source: RevenueBase Database · checked Sep 19, 2026
15Partial evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-103 contacts →

Partial evidence

“Jim Butler is one of the few attorneys in Houston whose focus is exclusively on DWI defense.”

Source: RevenueBase Database · checked Sep 19, 2026
16Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-103 contacts →

Strong evidence

“Blass Law is a Criminal Defense / DWI Defense / Personal Injury Law Firm founded by Jay Blass Cohen.”

Source: RevenueBase Database · checked Sep 19, 2026
17Partial evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-103 contacts →

Partial evidence

“Are you intimidated by the criminal charges you face?”

Source: RevenueBase Database · checked Sep 19, 2026
18Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“David A.”

Source: RevenueBase Database · checked Sep 19, 2026
20Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“The Law Office of Temi Siyanbade is a Houston based boutique firm that empowers, educates, and supports businesses and individuals with services in the areas of business law and…”

Source: RevenueBase Database · checked Sep 19, 2026
21Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-102 contacts →

Strong evidence

Criminal Defense law firm that specializes in assisting first-time offenders navigate the criminal justice system.”

Source: RevenueBase Database · checked Sep 19, 2026
22Indirect evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
23Partial evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-102 contacts →

Partial evidence

“Neal Davis Law Firm, based in Houston, Texas, handles criminal cases, and select civil cases, across the state and country.”

Source: RevenueBase Database · checked Sep 19, 2026
24Partial evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-102 contacts →

Partial evidence

Criminal Attorney John Floyd is Board Certified in Criminal Law by the Texas Board of Legal Specialization.”

Source: RevenueBase Database · checked Sep 19, 2026
25Strong evidenceHouston, TX, United StatesHQ checked Sep 19, 20261-101 contacts →

Strong evidence

“A threat to your freedom is no time to accept a second-rate criminal defense attorney.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 73 criminal defence firms based in Houston, United States

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Criminal defence firms based in Houston, United States at a glance

As of Sep 19, 2026
37.5%Verified-email coverage
2.6Average contacts per company
1-10Median size (employees)
115.1%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
64
11-50
9

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 73 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 criminal defence 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 “criminal defence 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 criminal defence 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 criminal defence 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, 72 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 19, 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.

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 criminal defence 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 criminal defence firms are there based in Houston, United States?

RevenueBase identified 73 criminal defence 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?

Thiessen LAW Firm, headquartered in Houston, tops this list with the largest team on record.

Which city has the most criminal defence firms?

New York leads with 84 headquartered companies, followed by Houston (73) and Denver (54).

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 72 verified decision-maker contacts tracked across these 73 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 19, 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.