Company lists · Data refreshed November 2026

Top 25 Environmental lawyers worldwide

RevenueBase identified 2,440 company matches for environmental lawyers worldwide as of November 2026 and tracks 23,837 professional contacts across them, including 10,586 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for environmental 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 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
2,440Companies
23,837Contacts tracked
10,586Verified emails
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The 25 largest environmental lawyers worldwide

Ranked by team size
Top 25 of 2,440 company matches for environmental 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 matchNew York, NY, United StatesHQ recorded Nov 6, 2026501-1,0001,011 contacts →

Exact match

“NRDC is the nation's most effective environmental action organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact 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
4Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 2026201-500368 contacts →

Exact match

“Nossaman LLP is a national law firm with attorneys and policy advisors located in 12 offices throughout the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500355 contacts →

Exact match

“We are a non-profit using the power of the law to bring about end-to-end systemic change: informing, implementing and enforcing the law, drafting and advising decision-makers on…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchCharleston, KY, United StatesHQ recorded Nov 6, 2026201-500332 contacts →

Exact match

“Jackson Kelly PLLC is a national law firm representing leading global corporations, national companies, entrepreneurs and individuals in areas of law such as environmental…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchWashington, United StatesHQ recorded Nov 6, 202651-200238 contacts →

Exact match

“Keller and Heckman, founded in 1962, has a broad practice in the areas of regulatory law, public policy, and litigation, serving both domestic and international clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-200224 contacts →

Exact match

“LCV believes our earth is worth fighting for because everyone has a right to clean air, water, and a safe, healthy community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLa Mesa, CA, United StatesHQ recorded Nov 6, 2026201-500213 contacts →

Exact match

“HELIX Environmental Planning, Inc.(HELIX) is an employee-owned, environmental consulting firm established in 1991 and with offices in San Diego, Los Angeles, Orange, Riverside…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBrasília, BrazilHQ recorded Nov 6, 202651-200206 contacts →

Exact match

“Somamos a experiência e a agilidade que você precisa para desenvolver os estudos necessários para o licenciamento ambiental e gestão do seu empreendimento.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-200187 contacts →

Exact match

“Since 1966, CLF has taken on powerful opponents who would pollute our air and water and squander our resources.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact matchPhiladelphia, MN, United StatesHQ recorded Nov 6, 202651-200179 contacts →

Exact match

“Berger Montague is one of the nation’s preeminent law firms focusing on complex civil litigation, class actions, and mass torts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRocklin, CA, United StatesHQ recorded Nov 6, 202651-200175 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchElmhurst, IL, United StatesHQ recorded Nov 6, 202651-200165 contacts →

Exact match

“Since the passage of original environmental legislation nearly four decades ago, both private and public industry have turned to Mostardi Platt for guidance in complying with air…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-200164 contacts →

Exact match

“From civil litigation to business transactions, Haight Brown & Bonesteel LLP provides practical and effective resolution advice to the most perplexing disputes, ranging from early…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAssen, NetherlandsHQ recorded Nov 6, 2026201-500154 contacts →

Exact match

“Bij Omgevingsdienst Drenthe werken gespecialiseerde medewerkers met kennis en ervaring op het gebied van milieuwetgeving.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchOslo, NorwayHQ recorded Nov 6, 202651-200148 contacts →

Exact match

“The Bellona Foundation is an independent, non profit, science based environmental organization, founded in 1986.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHonolulu, HI, United StatesHQ recorded Nov 6, 202651-200146 contacts →

Exact match

“Cades Schutte is a full-service law firm in Hawai‘i with around 80 attorneys.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWashington, CA, United StatesHQ recorded Nov 6, 202651-200132 contacts →

Exact match

“The Environmental Working Group is a non-profit, non-partisan organization dedicated to protecting human health and the environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNewark, NJ, United StatesHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“With attorneys admitted to the bar in New York, New Jersey, Pennsylvania, and the District of Columbia, and with offices across the region, Genova Burns LLC provides special…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchChicago, CA, United StatesHQ recorded Nov 6, 202651-200127 contacts →

Exact match

“EDELSON PC is a law firm concentrating on high-stake’s plaintiff’s work ranging from class and mass actions to public client investigations and prosecutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchManchester, United KingdomHQ recorded Nov 6, 202651-200122 contacts →

Exact match

“Antony Hodari Solicitors specialise in consumer litigation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPhoenix, AZ, United StatesHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“Gust Rosenfeld is a full-service law firm established in 1921 with offices in Phoenix, Tucson, Wickenburg and Flagstaff.”

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

Showing 25 of 2,440 environmental lawyers worldwide

See the full list, filter by size, metro and specialty, and access 10,586 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Environmental lawyers worldwide at a glance

As of Nov 6, 2026
44.4%Verified-email coverage
9.8Average contacts per company
1-10Median size (employees)
2.3%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,693
11-50
616
51-200
90
201-500
14
501-1,000
4
1,001-5,000
1
5,001-10,000
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 lawyers are linked below.
What qualifies
Company records worldwide whose business descriptions match “environmental 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 10,586 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 lawyers by location

17 lists · largest first

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

How many environmental lawyers are there worldwide?

RevenueBase identified 2,440 company matches for environmental 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?

Natural Resources Defense Council Nrdc tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most environmental lawyers?

The United States leads with 710 companies, followed by Brazil (416) and the Netherlands (93). Every environmental lawyers list by country and city is linked on this page.

Which city has the most environmental lawyers?

Sao Paulo leads with 57 company records, followed by Paris (41) and Washington (32).

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 10,586 professional contacts with verified work emails tracked across these 2,440 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.