Company lists · Data refreshed November 2026

Top 25 Fossil fuel attorneys worldwide

RevenueBase identified 646 company matches for fossil fuel attorneys worldwide as of November 2026 and tracks 18,344 professional contacts across them, including 9,878 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for fossil fuel 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 November 6, 2026. Country and city lists for fossil fuel 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 Nov 6, 2026 How this list was built
646Companies
18,344Contacts tracked
9,878Verified emails
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The 25 largest fossil fuel attorneys worldwide

Ranked by team size
Top 25 of 646 company matches for fossil fuel attorneys worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0001,391 contacts →

Exact match

“Watson Farley & Williams is a leading international law firm advising clients operating in the energy, infrastructure and transport sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 2026501-1,0001,261 contacts →

Exact match

“Buchanan Ingersoll & Rooney is a national law firm with a proven reputation for providing progressive, industry-leading legal, business, regulatory and government relations advice…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 2026501-1,0001,203 contacts →

Exact match

“For over a century, Bennett Jones has been an internationally recognized Canadian law firm founded and focused on principles of professional excellence, integrity, respect and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchToronto, BC, CanadaHQ recorded Nov 6, 2026501-1,000960 contacts →

Exact match

“At McMillan LLP, we are a national business law firm that knows real-time solutions drive your success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchPortland, CA, United StatesHQ recorded Nov 6, 2026501-1,000913 contacts →

Exact match

“Stoel Rives is a leading U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBridgeport, CO, United StatesHQ recorded Nov 6, 2026501-1,000787 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026501-1,000601 contacts →

Exact match

“Founded in 1983, Wiley is a dominant presence in the nation’s capital.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCosta Del Este, PanamaHQ recorded Nov 6, 2026501-1,000520 contacts →

Exact match

“Morgan & Morgan is a full-service Panamanian law firm, regularly assisting local and multinational corporations from different industries, as well as recognized financial…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBirmingham, AL, United StatesHQ recorded Nov 6, 2026201-500497 contacts →

Exact match

“Balch & Bingham LLP is a full-service corporate law firm recognized nationally for its genuine dedication to its clients, forward-thinking approach, and ability to anticipate what…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 2026201-500481 contacts →

Exact match

“Just as oil and gas must be refined to unlock their true potential, we at Kean Miller continuously optimize our legal approach to help transform business complexities into new…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHelsinki, FinlandHQ recorded Nov 6, 2026201-500349 contacts →

Exact match

“Over a hundred different handshakes, one thing in common.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchDallas, NY, United StatesHQ recorded Nov 6, 2026501-1,000342 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchWashington, CA, United StatesHQ recorded Nov 6, 2026201-500335 contacts →

Exact match

“Beveridge & Diamond’s 170+ lawyers in 7 U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPortland, ME, United StatesHQ recorded Nov 6, 2026201-500334 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchDenver, CO, United StatesHQ recorded Nov 6, 2026201-500295 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 · Nov 6, 2026 · View company records in RevenueBase
16Exact matchHouston, LA, United StatesHQ recorded Nov 6, 2026201-500276 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNew Orleans, LA, United StatesHQ recorded Nov 6, 2026201-500266 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 · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-500237 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchWashington, TX, United StatesHQ recorded Nov 6, 202651-200180 contacts →

Exact match

“For nearly 50 years, Van Ness Feldman has been at the forefront of the legal and policy issues shaping the energy, environmental, natural resources, and infrastructure sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSantiago, ChileHQ recorded Nov 6, 202651-200172 contacts →

Exact match

“Guerrero Olivos is a leading full service law firm in Chile with extensive experience both in local and international markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHartford, CT, United StatesHQ recorded Nov 6, 202651-200134 contacts →

Exact match

“On January 1, 2025, Murtha Cullina LLP and Harris Beach PLLC combined to become Harris Beach Murtha.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202651-200125 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 · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBerlin, GermanyHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“Raue is a corporate law firm with international reach.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202651-200110 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 · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSan Isidro, PeruHQ recorded Nov 6, 202611-50104 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 · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 646 fossil fuel attorneys worldwide

See the full list, filter by size, metro and specialty, and access 9,878 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Fossil fuel attorneys worldwide at a glance

As of Nov 6, 2026
53.8%Verified-email coverage
28.4Average contacts per company
1-10Median size (employees)
7.3%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
372
11-50
203
51-200
43
201-500
10
501-1,000
9
1,001-5,000
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 fossil fuel attorneys are linked below.
What qualifies
Company records worldwide whose business descriptions match “fossil fuel 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 9,878 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 November 6, 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.

Fossil fuel attorneys by location

3 lists · largest first

Every Fossil fuel 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 “fossil fuel attorneys”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many fossil fuel attorneys are there worldwide?

RevenueBase identified 646 company matches for fossil fuel attorneys worldwide as of November 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?

Watson Farley & Williams tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most fossil fuel attorneys?

The United States leads with 238 companies, followed by Brazil (47). Every fossil fuel attorneys list by country and city is linked on this page.

Which city has the most fossil fuel attorneys?

Houston leads with 47 company records, followed by Denver (13) and Sao Paulo (13).

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 9,878 professional contacts with verified work emails tracked across these 646 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 November 6, 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.