Company lists · Data refreshed September 2026

Top 25 Offshore drilling law firms based in the United States

RevenueBase identified 171 company matches for offshore drilling law firms associated with the United States as of September 2026 and tracks 2,155 professional contacts across them, including 1,201 with verified work emails and 1,125 with mobile numbers. Houston is the largest hub.

This list covers company matches for offshore drilling law firms associated with the 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 5, 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 5, 2026 How this list was built
171Companies
2,155Contacts tracked
1,201Verified emails
1,125Mobile numbers
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The 25 largest offshore drilling law firms based in the United States

Ranked by team size
Top 25 of 171 company matches for offshore drilling law firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 5, 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 5, 2026201-500271 contacts →

Exact match

“Schouest, Bamdas, Soshea & BenMaier PLLC is a law firm focused on your needs.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
2Exact matchNew Orleans, LA, United StatesHQ recorded Sep 5, 2026201-500259 contacts →

Exact match

“Liskow was founded in 1935 and includes nearly 150 lawyers across our five offices, strategically located in New Orleans, Lafayette, and Baton Rouge, Louisiana, Houston, Texas…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
3Exact matchMiami, FL, United StatesHQ recorded Sep 5, 2026201-500192 contacts →

Exact match

“Hamilton, Miller & Birthisel, LLP is an AV rated, minority certified law firm based in Florida with offices throughout the state and in Kingston, Jamaica and the U.S.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
4Exact matchHouston, TX, United StatesHQ recorded Sep 5, 202651-20092 contacts →

Exact match

“Oliva Gibbs is a nationally recognized law firm with offices in Columbus, OH, Houston, TX, Lafayette, LA, Midland, TX, Oklahoma City, OK, and San Antonio, TX.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Sep 5, 202611-5089 contacts →

Exact match

“Thomas Quinn, LLP is founded on the principles of honesty and accountability.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
6Exact matchCoconut Grove, FL, United StatesHQ recorded Sep 5, 202611-5052 contacts →

Exact match

“The Downs Law Group is a boutique law firm based in Florida and serves clients in and around Miami-Dade County, Broward County, Duval County and the Florida panhandle.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
7Exact matchMoorestown Township, NJ, United StatesHQ recorded Sep 5, 202651-20049 contacts →

Exact match

“Gallagher Marine Systems (GMS) is the industry’s most comprehensive source of full-service, in-depth, compliance support.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
8Exact matchNew Orleans, LA, United StatesHQ recorded Sep 5, 202651-20039 contacts →

Exact match

“King & Jurgens, with offices in New Orleans and Houston, is a general corporate and litigation firm.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Sep 5, 202651-20039 contacts →

Exact match

“The Company J.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
10Exact matchAlexandria, LA, United StatesHQ recorded Sep 5, 202651-20037 contacts →

Exact match

“Neblett, Beard & Arsenault has represented injury victims and their families for almost three decades.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
11Exact matchTulsa, OK, United StatesHQ recorded Sep 5, 202651-20033 contacts →

Exact match

“For more than 30 years, Dorwart has helped businesses solve complex legal challenges typically entrusted to much larger law firms.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
12Exact matchCovington, LA, United StatesHQ recorded Sep 5, 202611-5030 contacts →

Exact match

“Offshore Technical Compliance is rapidly positioning itself as the global offshore industry’s leader in supplying compliance-related services.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
13Exact matchNew Orleans, LA, United StatesHQ recorded Sep 5, 202611-5029 contacts →

Exact match

“Riess LeMieux is a premier law firm in New Orleans that offers the expertise and personal approach of a niche law firm while providing a range of expertise across various practice…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
14Exact matchLake Charles, LA, United StatesHQ recorded Sep 5, 202611-5027 contacts →

Exact match

“The Townsley Law Firm is a firm dedicated to one purpose: justice for our clients who are victims of maritime injuries, offshore accidents, industrial injuries, auto accidents…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
15Exact matchNew York, United StatesHQ recorded Sep 5, 202611-5026 contacts →

Exact match

“Admiralty; Maritime; Insurance; Litigation; Arbitration and all types of commercial disputes”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
16Exact matchLong Beach, CA, United StatesHQ recorded Sep 5, 20261-1022 contacts →

Exact match

“Greetings Friends & Colleagues Collier Walsh Nakazawa LLP, a U.S.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
17Exact matchNew Orleans, LA, United StatesHQ recorded Sep 5, 202611-5019 contacts →

Exact match

“Trends in the legal market are changing the way law firms and clients approach the business and practice of law.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
18Exact matchWestport, CT, United StatesHQ recorded Sep 5, 20261-1018 contacts →

Exact match

“New York and Connecticut based law firm specializing in both litigation and transactional work.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
19Exact matchOklahoma City, OK, United StatesHQ recorded Sep 5, 202611-5017 contacts →

Exact match

“Mahaffey & Gore, P.C.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
20Exact matchEmeryville, CA, United StatesHQ recorded Sep 5, 202611-5017 contacts →

Exact match

“Our attorneys have substantial litigation and appellate experience.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
21Exact matchNew Orleans, LA, United StatesHQ recorded Sep 5, 202651-20016 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
22Exact matchFort Worth, TX, United StatesHQ recorded Sep 5, 202611-5014 contacts →

Exact match

“Rainey & Wortmann, PLLC is a preeminent oil and gas law firm representing clients across numerous states and in every oil and gas basin, based out of Fort Worth, TX.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
23Exact matchNew York, NY, United StatesHQ recorded Sep 5, 202611-5013 contacts →

Exact match

“NICOLETTI HORNIG & SWEENEY is internationally recognized as one of the leading law firms in the United States in marine insurance, shipping and transportation litigation, and…”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 5, 202611-5013 contacts →

Exact match

“Amini Law Firm PLLC is a Houston-based law firm with a primary focus on oil and gas law.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Sep 5, 20261-1013 contacts →

Exact match

“If you’ve been seriously impacted due to the actions of another person or company, the attorneys from Sneed|Mitchell Law are here to help restore your life.”

Recorded in the RevenueBase company graph · Sep 5, 2026 · View company records in RevenueBase

Showing 25 of 171 offshore drilling law firms based in the United States

See the full list, filter by size, metro and specialty, and access 1,201 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore drilling law firms based in the United States at a glance

As of Sep 5, 2026
55.7%Verified-email coverage
52.2%Mobile-number coverage
12.6Average contacts per company
1-10Median size (employees)
15.8%Largest-city concentration · Houston
Sep 5, 2026Page data refreshed

Companies by employee count

1-10
104
11-50
52
51-200
12
201-500
3

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 the United States whose business descriptions match “offshore drilling 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 1,201 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 5, 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 “offshore drilling law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore drilling law firms are there based in the United States?

RevenueBase identified 171 company matches for offshore drilling law firms associated with the 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?

Schouest, Bamdas, Soshea & Benmaier Pllc tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most offshore drilling law firms?

Houston leads with 27 company records, followed by New Orleans (26) and Miami (10).

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 1,201 professional contacts with verified work emails tracked across these 171 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 5, 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 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.