Company lists · Data refreshed September 2026

Top 25 Renewable energy law firms based in the United States

RevenueBase identified 1,128 company matches for renewable energy law firms associated with the United States as of September 2026 and tracks 27,732 professional contacts across them, including 15,748 with verified work emails. Houston is the largest hub.

This list covers company matches for renewable energy law firms associated with the United States, 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 29, 2026.

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 29, 2026 How this list was built
1,128Companies
27,732Contacts tracked
15,748Verified emails
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The 25 largest renewable energy law firms based in the United States

Ranked by team size
Top 25 of 1,128 company matches for renewable energy law firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchMilwaukee, WI, United StatesHQ recorded Sep 29, 20261,001-5,0002,884 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 · Sep 29, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Sep 29, 20261,001-5,0001,790 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 · Sep 29, 2026 · View company records in RevenueBase
3Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 29, 20261,001-5,0001,682 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 · Sep 29, 2026 · View company records in RevenueBase
4Exact matchBoston, MA, United StatesHQ recorded Sep 29, 20261,001-5,0001,326 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 · Sep 29, 2026 · View company records in RevenueBase
5Exact matchFargo, ND, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
6Exact matchPortland, OR, United StatesHQ recorded Sep 29, 2026501-1,000864 contacts →

Exact match

“Stoel Rives is a leading U.S.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchBridgeport, WV, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
8Exact matchCharlotte, NC, United StatesHQ recorded Sep 29, 2026501-1,000584 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 · Sep 29, 2026 · View company records in RevenueBase
9Exact matchSyracuse, NY, United StatesHQ recorded Sep 29, 2026201-500581 contacts →

Exact match

“Bond is a full-service law firm counseling individuals, companies, not-for-profits and public sector entities in a wide spectrum of practice areas.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchWashington, DC, United StatesHQ recorded Sep 29, 2026501-1,000576 contacts →

Exact match

“Founded in 1983, Wiley is a dominant presence in the nation’s capital.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchBirmingham, AL, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
12Exact matchBaton Rouge, LA, United StatesHQ recorded Sep 29, 2026201-500452 contacts →

Exact match

“Just as oil and gas must be refined to unlock their true potential, we at Kean Miller continuously optimize our legal approach to help transform business complexities into new…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchOklahoma City, OK, United StatesHQ recorded Sep 29, 2026201-500403 contacts →

Exact match

“By rigorously maintaining the highest standards of legal excellence, the Oklahoma-based law firm of McAfee & Taft has grown to become one of the largest and most respected…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchDenver, United StatesHQ recorded Sep 29, 2026501-1,000379 contacts →

Exact match

“Established in 2019.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchWashington, DC, United StatesHQ recorded Sep 29, 2026201-500328 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchDallas, TX, United StatesHQ recorded Sep 29, 2026501-1,000327 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchPortland, ME, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
18Exact matchDenver, CO, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Sep 29, 2026201-500271 contacts →

Exact match

“Schouest, Bamdas, Soshea & BenMaier PLLC is a law firm focused on your needs.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchLos Angeles, CA, United StatesHQ recorded Sep 29, 2026201-500270 contacts →

Exact match

“Cox, Castle & Nicholson LLP was founded in Los Angeles in 1968, with the goal of providing superior and comprehensive legal services to businesses, institutions, and individuals…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchNew Orleans, LA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
22Exact matchKirkland, WA, United StatesHQ recorded Sep 29, 2026201-500254 contacts →

Exact match

“We provide global renewable energy consulting services, focused on empowering clients to navigate the complexities of the energy transition.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchNew York, United StatesHQ recorded Sep 29, 2026201-500247 contacts →

Exact match

“For over four decades, Peckar & Abramson has been a leader and innovator in construction law, providing tailored results for its clients – delivered with a commitment to…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 29, 2026201-500222 contacts →

Exact match

“Porter Hedges is recognized as one of the premier business law firms based in Houston.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchSacramento, CA, United StatesHQ recorded Sep 29, 202651-200217 contacts →

Exact match

“Clients turn to Downey Brand for efficient and practical legal advice.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 1,128 renewable energy law firms based in the United States

See the full list, filter by size, metro and specialty, and access 15,748 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy law firms based in the United States at a glance

As of Sep 29, 2026
56.8%Verified-email coverage
24.6Average contacts per company
1-10Median size (employees)
5.5%Largest-city concentration · Houston
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
699
11-50
315
51-200
76
201-500
17
501-1,000
8
1,001-5,000
9

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,128 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “renewable 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 15,748 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 29, 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.

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

How many renewable energy law firms are there based in the United States?

RevenueBase identified 1,128 company matches for renewable energy law firms associated with the United States 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?

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

Which city has the most renewable energy law firms?

Houston leads with 62 company records, followed by New York (43) and Washington (41).

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 15,748 professional contacts with verified work emails tracked across these 1,128 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 29, 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.