Company lists · Data refreshed October 2026

Top 25 Oil and gas attorneys worldwide

RevenueBase identified 818 company matches for oil and gas attorneys worldwide as of October 2026 and tracks 11,200 professional contacts across them, including 5,573 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for oil and gas attorneys worldwide, 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 October 19, 2026. Country and city lists for oil and gas attorneys follow the table.

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 Oct 19, 2026 How this list was built
818Companies
11,200Contacts tracked
5,573Verified emails
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The 25 largest oil and gas attorneys worldwide

Ranked by team size
Top 25 of 818 company matches for oil and gas attorneys worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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 matchPortland, OR, United StatesHQ recorded Oct 19, 2026501-1,000887 contacts →

Exact match

“Stoel Rives is a leading U.S.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchBridgeport, WV, United StatesHQ recorded Oct 19, 2026501-1,000765 contacts →

Exact match

“Steptoe & Johnson PLLC is a law firm nationally recognized for its strengths in energy law with more than a century of know-how in the areas of business, employment, and…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchSyracuse, NY, United StatesHQ recorded Oct 19, 2026201-500561 contacts →

Exact match

“Bond is a full-service law firm counseling individuals, companies, not-for-profits and public sector entities in a wide spectrum of practice areas.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchDallas, TX, United StatesHQ recorded Oct 19, 2026501-1,000335 contacts →

Exact match

“Thompson & Knight is now known as Holland & Knight.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchPortland, ME, United StatesHQ recorded Oct 19, 2026201-500323 contacts →

Exact match

“Pierce Atwood LLP, a highly-regarded, full-service law firm based in New England, has 150 attorneys who serve regional, national, and international clients from offices in…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchDenver, CO, United StatesHQ recorded Oct 19, 2026201-500290 contacts →

Exact match

“Davis Graham & Stubbs LLP enjoys a strong national reputation for its corporate finance, natural resources, and energy law practices, with a particular focus on securities and M&A…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchNew Orleans, LA, United StatesHQ recorded Oct 19, 2026201-500264 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 · Oct 19, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Oct 19, 2026201-500232 contacts →

Exact match

“Porter Hedges is recognized as one of the premier business law firms based in Houston.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchFort Worth, TX, United StatesHQ recorded Oct 19, 2026201-500221 contacts →

Exact match

“Purple Land Management, Overdrive Powered by ESRI®, is a full-service land management firm skilled at handling everything from title and leasing, due diligence and opinion…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Oct 19, 2026201-500189 contacts →

Exact match

“Cokinos | Young has led Texas construction and real estate law for over three decades.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Oct 19, 202651-200178 contacts →

Exact match

“Van Ness Feldman is a nationally recognized mid-sized law firm specializing in the areas of energy, environment, and natural resources law and policy, with offices in Washington…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchDallas, TX, United StatesHQ recorded Oct 19, 202651-200135 contacts →

Exact match

“At Carrington Coleman, we go beyond analyzing risk; we translate legal complexity into clear, strategic guidance aligned with your objectives, budget, and your business reality.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchAustin, TX, United StatesHQ recorded Oct 19, 202651-200129 contacts →

Exact match

“For 90 years, McGinnis Lochridge has served to protect the interests of our clients in continuously changing landscapes including cutting-edge technology, oil and gas litigation…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchAustin, TX, United StatesHQ recorded Oct 19, 202651-200122 contacts →

Exact match

“Our Services: Scott Douglass & McConnico is a firm of seasoned trial lawyers who regularly handle trials, hearings and appeals.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Oct 19, 202651-200114 contacts →

Exact match

“Proud to call Texas home for more than 25 years, Andrews Myers is a corporate-focused law firm renowned for our proactive and practical approach to business and celebrated for our…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchSan Isidro, PeruHQ recorded Oct 19, 202611-5096 contacts →

Exact match

“Somos una firma de servicios legales integrales, ampliamente reconocida como la firma líder en el Perú para el sector energético (electricidad, petróleo y gas).”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchDenver, CO, United StatesHQ recorded Oct 19, 202651-20092 contacts →

Exact match

“Practice Areas- Oil & Gas: Title, Merger & Acquisitions, Transactions - Intellectual Property, Patents, Trademarks, Trade Secrets, Copyrights - Wills, Trusts & Estates -…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchCanonsburg, PA, United StatesHQ recorded Oct 19, 202651-20091 contacts →

Exact match

“DPS Land Services is a full-scale land brokerage firm that provides Leasing, Due Diligence, Abstracting, Curative, and Right of Way services for major E&P firms operating in both…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Oct 19, 202651-20090 contacts →

Exact match

“Kuiper Law Firm has established itself as a trusted legal partner for businesses across diverse industries.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchWashington, OK, United StatesHQ recorded Oct 19, 202651-20090 contacts →

Exact match

“McDonald Land Services is a premier national full-service land broker dedicated to serving the energy industry.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Oct 19, 202651-20083 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 · Oct 19, 2026 · View company records in RevenueBase
22Exact matchWest Palm Beach, FL, United StatesHQ recorded Oct 19, 202651-20068 contacts →

Exact match

“For over 30 years, the attorneys at LLW have helped the individuals, businesses and governments that have shaped Florida's future.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchAlbany, NY, United StatesHQ recorded Oct 19, 202651-20066 contacts →

Exact match

“Couch White, LLP is a full-service law firm dedicated to delivering high-quality, cost-effective legal services to public and private sector clients.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchFort Worth, TX, United StatesHQ recorded Oct 19, 202651-20065 contacts →

Exact match

“Harris, Finley & Bogle, a professional corporation, practices civil law across the country from our offices in Fort Worth, Texas.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchBala Cynwyd, PA, United StatesHQ recorded Oct 19, 202611-5064 contacts →

Exact match

“Manko, Gold, Katcher & Fox, LLP (Manko Gold) is an environmental, energy and land use law firm spanning the full range of regulatory compliance, transactional and litigation…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 818 oil and gas attorneys worldwide

See the full list, filter by size, metro and specialty, and access 5,573 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas attorneys worldwide at a glance

As of Oct 19, 2026
49.8%Verified-email coverage
13.7Average contacts per company
1-10Median size (employees)
8.3%Largest-city concentration · Houston
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
485
11-50
249
51-200
71
201-500
8
501-1,000
3

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for oil and gas attorneys are linked below.
What qualifies
Company records worldwide whose business descriptions match “oil and gas attorneys” 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. 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 5,573 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 October 19, 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.

Oil and gas attorneys by location

4 lists · largest first

Every Oil and gas attorneys list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “oil and gas attorneys”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas attorneys are there worldwide?

RevenueBase identified 818 company matches for oil and gas attorneys worldwide as of October 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?

Stoel Rives LLP tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most oil and gas attorneys?

The United States leads with 486 companies, followed by Brazil (25). Every oil and gas attorneys list by country and city is linked on this page.

Which city has the most oil and gas attorneys?

Houston leads with 68 company records, followed by Oklahoma City (31) and Denver (24).

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 5,573 professional contacts with verified work emails tracked across these 818 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 October 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 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.