Company lists · Data refreshed September 2026

Top 25 Clean energy law firms worldwide

RevenueBase identified 5,085 company matches for clean energy law firms worldwide as of September 2026 and tracks 45,862 professional contacts across them, including 14,861 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for clean 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 September 27, 2026. Country and city lists for clean 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 Sep 27, 2026 How this list was built
5,085Companies
45,862Contacts tracked
14,861Verified emails
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The 25 largest clean energy law firms worldwide

Ranked by team size
Top 25 of 5,085 company matches for clean energy law firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchFargo, ND, United StatesHQ recorded Sep 27, 20261,001-5,000933 contacts →

Exact match

“Wanzek Construction, Inc, a MasTec Renewables company, is a leading general construction contractor and clean energy services company headquartered in Fargo, North Dakota.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchPortland, OR, United StatesHQ recorded Sep 27, 2026501-1,000864 contacts →

Exact match

“Stoel Rives is a leading U.S.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchBridgeport, WV, United StatesHQ recorded Sep 27, 2026501-1,000757 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 · Sep 27, 2026 · View company records in RevenueBase
4Exact matchValencia, SpainHQ recorded Sep 27, 2026501-1,000538 contacts →

Exact match

“GRUPOTEC - Empresa multidisciplinar de ingeniería y arquitectura y líder en el sector de la energía fotovoltaica.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchUnited KingdomHQ recorded Sep 27, 2026201-500531 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchChandler, AZ, United StatesHQ recorded Sep 27, 202651-200484 contacts →

Exact match

“The future of Solar Sales”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchBirmingham, AL, United StatesHQ recorded Sep 27, 2026201-500472 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 · Sep 27, 2026 · View company records in RevenueBase
8Exact matchLévis, QC, CanadaHQ recorded Sep 27, 2026201-500455 contacts →

Exact match

“Borea Construction est le leader nord-américain dans la construction d'énergie renouvelable.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchDresden, GermanyHQ recorded Sep 27, 2026201-500446 contacts →

Exact match

“The VSB Group is headquartered in Dresden and is one of the leading full-service providers in the field of renewable energy.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchNew York, United StatesHQ recorded Sep 27, 2026201-500416 contacts →

Exact match

“We Bring Deep Experience across the Renewable Asset Lifecycle.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchIrvine, CA, United StatesHQ recorded Sep 27, 2026201-500383 contacts →

Exact match

“We are Trio – built from Edison Energy, Alfa Energy, and Altenex Energy.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchDenver, United StatesHQ recorded Sep 27, 2026501-1,000379 contacts →

Exact match

“Established in 2019.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchFortaleza, BrazilHQ recorded Sep 27, 20261,001-5,000365 contacts →

Exact match

“Somos uma empresa de engenharia, especializada em infraestrutura para o setor de energia renovável, tendo executado diversos parques eólicos e solares de médio e grande porte.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchWashington, DC, United StatesHQ recorded Sep 27, 2026201-500328 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchDallas, TX, United StatesHQ recorded Sep 27, 2026501-1,000327 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchPortland, ME, United StatesHQ recorded Sep 27, 2026201-500320 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 · Sep 27, 2026 · View company records in RevenueBase
17Exact matchAhmedabad, IndiaHQ recorded Sep 27, 2026501-1,000301 contacts →

Exact match

“At KOSOL Energie, a core team of experienced engineers and trained professionals collaborate seamlessly to generate innovative solutions aimed at replacing fossil fuels with…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchSan Nicolás, ArgentinaHQ recorded Sep 27, 2026201-500299 contacts →

Exact match

“We are a leading law firm in Argentina, with over 125 years of practice both locally and abroad.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchDenver, CO, United StatesHQ recorded Sep 27, 2026201-500283 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 · Sep 27, 2026 · View company records in RevenueBase
20Exact matchChennai, IndiaHQ recorded Sep 27, 202651-200273 contacts →

Exact match

“Kshema Power India Private Limited was founded by Dr.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchCalgary, AB, CanadaHQ recorded Sep 27, 2026201-500272 contacts →

Exact match

“The world is changing, and it’s happening faster than ever.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchCairo, EgyptHQ recorded Sep 27, 2026201-500272 contacts →

Exact match

“Established in 2014, Infinity is the only dedicated renewable energy solutions provider in Egypt that develops clean energy solutions across several sectors and scales.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchNew Orleans, LA, United StatesHQ recorded Sep 27, 2026201-500259 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 · Sep 27, 2026 · View company records in RevenueBase
24Exact matchMéxico, MexicoHQ recorded Sep 27, 2026201-500239 contacts →

Exact match

“GALICIA was founded in 1994 and has since become Mexico´s leading transactional firm with strong regulatory offering supported by its strategic litigation capabilities.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchPune, IndiaHQ recorded Sep 27, 2026201-500226 contacts →

Exact match

“SgurrEnergy was originally established in Glasgow, UK in 2002 with an aim to excel in renewable energy consulting.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 5,085 clean energy law firms worldwide

See the full list, filter by size, metro and specialty, and access 14,861 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clean energy law firms worldwide at a glance

As of Sep 27, 2026
32.4%Verified-email coverage
9.0Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · Sao Paulo
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
3,021
11-50
1,641
51-200
301
201-500
77
501-1,000
20
1,001-5,000
7

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 clean energy law firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “clean 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 14,861 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 September 27, 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.

Clean energy law firms by location

26 lists · largest first

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

How many clean energy law firms are there worldwide?

RevenueBase identified 5,085 company matches for clean energy law firms worldwide as of September 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?

Wanzek Construction, Inc., A Mastec Company tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most clean energy law firms?

The United States leads with 998 companies, followed by Brazil (485) and Spain (273). Every clean energy law firms list by country and city is linked on this page.

Which city has the most clean energy law firms?

Sao Paulo leads with 58 company records, followed by Madrid (48) and Paris (45).

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 14,861 professional contacts with verified work emails tracked across these 5,085 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 September 27, 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.