Company lists · Data refreshed November 2026

Top 25 Environmental attorneys worldwide

RevenueBase identified 4,269 company matches for environmental attorneys worldwide as of November 2026 and tracks 63,038 professional contacts across them, including 30,193 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for environmental 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 environmental 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
4,269Companies
63,038Contacts tracked
30,193Verified emails
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The 25 largest environmental attorneys worldwide

Ranked by team size
Top 25 of 4,269 company matches for environmental 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 matchPhiladelphia, PA, United StatesHQ recorded Nov 6, 20261,001-5,0002,171 contacts →

Exact match

“Dechert is the law firm that helps business leaders lead.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact 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
4Exact matchLiverpool, United KingdomHQ recorded Nov 6, 20261,001-5,0001,372 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact 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
7Exact 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
8Exact 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
9Exact matchMinneapolis, IA, United StatesHQ recorded Nov 6, 2026501-1,000898 contacts →

Exact match

“At Fredrikson, we’ve built a reputation as the firm “where law and business meet” by bringing business acumen and entrepreneurial thinking to our work with clients, and by…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchNew York, TX, United StatesHQ recorded Nov 6, 2026501-1,000729 contacts →

Exact match

“Kelley Drye is an AmLaw 200 law firm of more than 350 lawyers and other professionals practicing in New York, NY; Washington, D.C; Chicago, IL; Houston, TX, Los Angeles, CA; San…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact 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
13Exact 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
14Exact 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
15Exact 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
16Exact matchSao Paulo, BrazilHQ recorded Nov 6, 2026201-500566 contacts →

Exact match

“Fundado em o Marcelo Tostes Advogados firmou-se como um escritório de advocacia empresarial de excelência.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchRiverside, CA, United StatesHQ recorded Nov 6, 2026201-500548 contacts →

Exact match

“Best Best & Krieger serves as a trusted partner and strategist to public and private sector clients across the nation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGrand Rapids, MI, United StatesHQ recorded Nov 6, 2026201-500429 contacts →

Exact match

“Varnum empowers business leaders to venture confidently with actionable legal counsel spanning the boardroom, courtroom, and private legal matters.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBoston, MA, United StatesHQ recorded Nov 6, 2026201-500422 contacts →

Exact match

“For 75 years, Morrison Mahoney LLP has been committed to servicing its clients' needs and working with its clients to achieve desired goals and objectives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact 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
21Exact matchMorristown, NY, United StatesHQ recorded Nov 6, 2026201-500356 contacts →

Exact match

“McElroy, Deutsch, Mulvaney & Carpenter, LLP ("McElroy Deutsch") is a diverse practice with lawyers who place the client first.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchPhiladelphia, PA, United StatesHQ recorded Nov 6, 2026201-500354 contacts →

Exact match

“For over 50 years, Post & Schell’s attorneys have combined the operational knowledge and insight into the industries they represent with creative legal solutions – and helped…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOslo, NorwayHQ recorded Nov 6, 2026201-500345 contacts →

Exact match

“The roots of Advokatfirmaet Wiersholm extend back to 1875.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHarrisburg, PA, United StatesHQ recorded Nov 6, 2026201-500343 contacts →

Exact match

“Since 1935, McNees Wallace & Nurick has been a trusted, client-focused law firm delivering practical, results-driven legal solutions to businesses, individuals, and organizations.”

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

Showing 25 of 4,269 environmental attorneys worldwide

See the full list, filter by size, metro and specialty, and access 30,193 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Environmental attorneys worldwide at a glance

As of Nov 6, 2026
47.9%Verified-email coverage
14.8Average contacts per company
1-10Median size (employees)
2.4%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,793
11-50
1,162
51-200
220
201-500
39
501-1,000
11
1,001-5,000
7
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 attorneys are linked below.
What qualifies
Company records worldwide whose business descriptions match “environmental 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 30,193 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 attorneys by location

29 lists · largest first

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

How many environmental attorneys are there worldwide?

RevenueBase identified 4,269 company matches for environmental 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?

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

Which country has the most environmental attorneys?

The United States leads with 1,311 companies, followed by Brazil (710) and France (134). Every environmental attorneys list by country and city is linked on this page.

Which city has the most environmental attorneys?

Sao Paulo leads with 102 company records, followed by Paris (65) and Curitiba (56).

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 30,193 professional contacts with verified work emails tracked across these 4,269 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.