Company lists · Data refreshed October 2026

Top 25 Energy law firms worldwide

Name: Energy law firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 10,602 companies tracked

RevenueBase identified 10,602 company matches for energy law firms worldwide as of October 2026 and tracks 212,377 professional contacts across them, including 105,031 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for energy law firms 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 1, 2026. Country and city lists for energy law firms 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 1, 2026 How this list was built

10,602Companies

212,377Contacts tracked

105,031Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest energy law firms worldwide

Ranked by team size

Top 25 of 10,602 company matches for energy law firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	A&o Shearman	Exact match	Hamburg, United KingdomHQ recorded Oct 1, 2026	5,001-10,000	6,574 contacts →
	Exact match “A&O Shearman transforms the way law is practiced, to deliver unparalleled results for our clients' most complex matters – everywhere in the world.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	K&l Gates	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	4,861 contacts →
	Exact match “At K&L Gates, we foster an inclusive and collaborative environment across our fully integrated global platform that enables us to diligently combine the knowledge and expertise of…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Foley & Lardner LLP	Exact match	Milwaukee, WI, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,884 contacts →
	Exact match “Foley & Lardner LLP stands at the nexus of the Energy & Infrastructure, Health Care & Life Sciences, Innovative Technology, and Manufacturing Sectors.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Arnold & Porter	Exact match	Washington, DC, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,333 contacts →
	Exact match “Arnold & Porter combines sophisticated regulatory, litigation, and transactional capabilities to resolve clients’ most complex issues.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Dechert LLP	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,041 contacts →
	Exact match “Dechert is the law firm that helps business leaders lead.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Nelson Mullins Riley & Scarborough	Exact match	Columbia, SC, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,012 contacts →
	Exact match “Established in 1897, Nelson Mullins is an Am Law 100 firm of more than attorneys, policy advisors and professionals with 33 offices in 17 states and Washington, D.C.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Taft Stettinius & Hollister LLP	Exact match	Cincinnati, OH, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,980 contacts →
	Exact match “At Taft, we work as one team, driven and committed to helping you succeed.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Fieldfisher	Exact match	London, United KingdomHQ recorded Oct 1, 2026	1,001-5,000	1,940 contacts →
	Exact match “Fieldfisher is an enterprising European law firm built around people.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Trilegal	Exact match	Mumbai, IndiaHQ recorded Oct 1, 2026	1,001-5,000	1,926 contacts →
	Exact match “Trilegal is a leading full-service law firm in India with over 25 years of experience, known for its depth of expertise and client-focused approach.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Troutman Pepper Locke LLP	Exact match	United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,895 contacts →
	Exact match “Troutman Pepper Locke LLP helps clients solve complex legal challenges and achieve their business goals in an ever-changing global economy.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Venable LLP	Exact match	Washington, DC, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,790 contacts →
	Exact match “Committed to Your Success – As a law firm of more than 900 professionals, Venable delivers legal services globally in every area of regulatory compliance, government affairs…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Clayton UTZ	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	1,001-5,000	1,787 contacts →
	Exact match “We are one of Australia's oldest and largest law firms, with offices in six cities, nearly 200 partners, and a full range of legal services for large private sector and government…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Ballard Spahr LLP	Exact match	Philadelphia, PA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,682 contacts →
	Exact match “Ballard Spahr LLP, an Am Law 100 law firm with more than 750 lawyers in 19 U.S.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Crowell & Moring	Exact match	Washington, DC, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,602 contacts →
	Exact match “Crowell & Moring is an international law firm with operations in the United States, Europe, MENA, and Asia.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Tozzinifreire Advogados	Exact match	São Paulo, BrazilHQ recorded Oct 1, 2026	1,001-5,000	1,580 contacts →
	Exact match “TozziniFreire is one of the leading legal services organizations in Latin America, operating in all areas of Business Law and with a significant track record in serving national…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Haynes And Boone, LLP	Exact match	Dallas, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,558 contacts →
	Exact match “Haynes Boone is among the fastest-growing firms in the Am Law 100, providing full-service counsel across sectors, including corporate, energy, financial services, real estate…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Corrs Chambers Westgarth	Exact match	Sydney, AustraliaHQ recorded Oct 1, 2026	1,001-5,000	1,506 contacts →
	Exact match “Corrs Chambers Westgarth is Australia’s leading independent law firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Baker Botts	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,477 contacts →
	Exact match “Baker Botts is an international law firm whose lawyers practice throughout a network of offices around the globe.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Watson Farley & Williams	Exact match	London, United KingdomHQ recorded Oct 1, 2026	1,001-5,000	1,331 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 · Oct 1, 2026 · View company records in RevenueBase
20	MINTZ	Exact match	Boston, MA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,326 contacts →
	Exact match “Mintz is a full-service law firm serving clients in the life sciences, energy, private equity, and technology industries.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Quarles & Brady LLP	Exact match	Milwaukee, WI, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,318 contacts →
	Exact match “For over 125 years, Quarles & Brady LLP has provided quality legal services to a wide range of industries on a national stage.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Hunton Andrews Kurth LLP	Exact match	Washington, DC, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,297 contacts →
	Exact match “For 125 years, Hunton has served clients across the globe with a collaborative and purposeful approach.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Hill Dickinson LLP	Exact match	Liverpool, United KingdomHQ recorded Oct 1, 2026	1,001-5,000	1,231 contacts →
	Exact match “An unpredictable world calls for a progressive-thinking law firm that’s aligned to your ambitions.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Snell & Wilmer	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 1, 2026	501-1,000	1,219 contacts →
	Exact match “Founded in 1938, Snell & Wilmer is a full-service business law firm with more than 500 lawyers practicing in 17 locations throughout the United States and in Mexico.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Buchanan Ingersoll & Rooney PC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	501-1,000	1,197 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 · Oct 1, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “energy law firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 10,602 energy law firms worldwide

See the full list, filter by size, metro and specialty, and access 105,031 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Energy law firms worldwide at a glance

As of Oct 1, 2026

49.5%Verified-email coverage

20.0Average contacts per company

1-10Median size (employees)

2.7%Largest-city concentration · Sao Paulo

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

6,371

11-50

3,283

51-200

679

201-500

146

501-1,000

1,001-5,000

5,001-10,000

10001+

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 energy law firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “energy 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. 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 105,031 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 1, 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.

Energy law firms by location

94 lists · largest first

Every Energy law firms 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 “energy law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy law firms are there worldwide?

RevenueBase identified 10,602 company matches for energy law firms 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?

A&o Shearman tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most energy law firms?

The United States leads with 3,243 companies, followed by Brazil (1,283) and France (406). Every energy law firms list by country and city is linked on this page.

Which city has the most energy law firms?

Sao Paulo leads with 291 company records, followed by Paris (205) and Houston (158).

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 105,031 professional contacts with verified work emails tracked across these 10,602 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 1, 2026.

Ready to reach these companies? Verified emails and direct dials for all 10,602 energy law firms worldwide. Start with a free account, no credit card.

Download this list →

Related lists

Browse the directory

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.