Company lists · Data refreshed November 2026

Top 25 Environmental litigation lawyers worldwide

RevenueBase identified 5,458 company matches for environmental litigation lawyers worldwide as of November 2026 and tracks 111,041 professional contacts across them, including 59,349 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for environmental litigation lawyers 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 environmental litigation lawyers 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
5,458Companies
111,041Contacts tracked
59,349Verified emails
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The 25 largest environmental litigation lawyers worldwide

Ranked by team size
Top 25 of 5,458 company matches for environmental litigation lawyers 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 matchPittsburgh, United StatesHQ recorded Nov 6, 20261,001-5,0004,911 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchColumbia, SC, United StatesHQ recorded Nov 6, 20261,001-5,0002,131 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchWashington, DE, United StatesHQ recorded Nov 6, 20261,001-5,0001,873 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPhiladelphia, DC, United StatesHQ recorded Nov 6, 20261,001-5,0001,802 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWashington, United StatesHQ recorded Nov 6, 20261,001-5,0001,709 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchKansas City, PA, United StatesHQ recorded Nov 6, 20261,001-5,0001,562 contacts →

Exact match

“Shook, Hardy & Bacon has long been recognized as one of the premier litigation firms in the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMilwaukee, WI, United StatesHQ recorded Nov 6, 20261,001-5,0001,384 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchChicago, United StatesHQ recorded Nov 6, 2026501-1,0001,259 contacts →

Exact match

“At Jenner & Block, we shape what’s next through experience, vision, and judgment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchDenver, CA, United StatesHQ recorded Nov 6, 2026501-1,000941 contacts →

Exact match

“For decades, we’ve positioned ourselves at the intersection of law, business and policy to bring a multidisciplinary strategy to every issue.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchAtlanta, CA, United StatesHQ recorded Nov 6, 2026501-1,000938 contacts →

Exact match

“Freeman Mathis & Gary, LLP is a nationally recognized Am Law 200 law firm with over 500 attorneys servicing clients in 40 offices and 22 states.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAtlanta, AR, United StatesHQ recorded Nov 6, 2026501-1,000833 contacts →

Exact match

“Established in 1989, Hall Booth Smith, P.C.(HBS) is a full-service law firm with 33 offices across the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchU.S., United StatesHQ recorded Nov 6, 2026501-1,000793 contacts →

Exact match

“At Adams & Reese, we take things personally.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact 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
16Exact matchNew York, OH, United StatesHQ recorded Nov 6, 2026501-1,000758 contacts →

Exact match

“Clients turn to Epstein Becker Green for strategic counsel in employment and labor law, health care and life sciences, and complex litigation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CO, United StatesHQ recorded Nov 6, 2026501-1,000733 contacts →

Exact match

“Earthjustice is a non-profit public interest law organization dedicated to protecting the magnificent places, natural resources, and wildlife of this earth, and to defending the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPhoenix, CA, United StatesHQ recorded Nov 6, 2026501-1,000716 contacts →

Exact match

“Since 1885, Fennemore has provided legal counsel to help clients thrive in a complex, evolving business and legal landscape.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchChicago, CA, United StatesHQ recorded Nov 6, 2026501-1,000659 contacts →

Exact match

“As a national law firm defending corporations, non-profits, associations and their officers & directors in every manner of litigation, O'Hagan Meyer provides individualized…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHartford, PA, United StatesHQ recorded Nov 6, 2026201-500649 contacts →

Exact match

“Robinson+Cole is a service mark of Robinson & Cole LLP, a law firm with offices throughout the Northeast, Mid-Atlantic, Florida, and California serving regional, national, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 2026501-1,000631 contacts →

Exact match

“Businesses and local governments turn to Parker Poe to structure transactions, navigate regulations, and resolve disputes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026501-1,000597 contacts →

Exact match

“A firm of internationally recognized trial lawyers, crisis managers, and strategic advisors known for our creative, aggressive, and efficient pursuit of success for our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPittsburgh, DC, United StatesHQ recorded Nov 6, 2026501-1,000591 contacts →

Exact match

“Eckert Seamans Cherin & Mellott LLC has lawyers in offices throughout the United States, including Harrisburg, Philadelphia, and Pittsburgh, Pennsylvania; Boston, Massachusetts…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchUnited KingdomHQ recorded Nov 6, 2026201-500573 contacts →

Exact match

“Michelmores is the destination law firm for the ambitious, the imaginative and the distinctive.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 5,458 environmental litigation lawyers worldwide

See the full list, filter by size, metro and specialty, and access 59,349 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Environmental litigation lawyers worldwide at a glance

As of Nov 6, 2026
53.4%Verified-email coverage
20.3Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,215
11-50
1,715
51-200
412
201-500
58
501-1,000
19
1,001-5,000
8
5,001-10,000
1
10001+
1

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 environmental litigation lawyers are linked below.
What qualifies
Company records worldwide whose business descriptions match “environmental litigation lawyers” 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 59,349 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.

Environmental litigation lawyers by location

41 lists · largest first

Every Environmental litigation lawyers 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 “environmental litigation lawyers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental litigation lawyers are there worldwide?

RevenueBase identified 5,458 company matches for environmental litigation lawyers 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?

K&l Gates tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most environmental litigation lawyers?

The United States leads with 3,204 companies, followed by Brazil (447) and France (142). Every environmental litigation lawyers list by country and city is linked on this page.

Which city has the most environmental litigation lawyers?

New York leads with 161 company records, followed by Houston (103) and Los Angeles (100).

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 59,349 professional contacts with verified work emails tracked across these 5,458 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.