Company lists · Data refreshed November 2026

Top 25 Energy transactional attorneys worldwide

RevenueBase identified 2,519 company matches for energy transactional attorneys worldwide as of November 2026 and tracks 25,778 professional contacts across them, including 10,218 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for energy transactional 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 energy transactional 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
2,519Companies
25,778Contacts tracked
10,218Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest energy transactional attorneys worldwide

Ranked by team size
Top 25 of 2,519 company matches for energy transactional 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 matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0001,391 contacts →

Exact match

“Watson Farley & Williams is a leading international law firm advising clients operating in the energy, infrastructure and transport sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchPortland, CA, United StatesHQ recorded Nov 6, 2026501-1,000913 contacts →

Exact match

“Stoel Rives is a leading U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCosta Del Este, PanamaHQ recorded Nov 6, 2026501-1,000520 contacts →

Exact match

“Morgan & Morgan is a full-service Panamanian law firm, regularly assisting local and multinational corporations from different industries, as well as recognized financial…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 2026201-500481 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchDubai, United StatesHQ recorded Nov 6, 202651-200454 contacts →

Exact match

“Synergy Consulting is Global Leader in Financial and Corporate Advisory.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchStockport, United KingdomHQ recorded Nov 6, 202651-200436 contacts →

Exact match

“Fichtner is one of the world's leading independent engineering consultancy firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDallas, NY, United StatesHQ recorded Nov 6, 2026501-1,000342 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPortland, ME, United StatesHQ recorded Nov 6, 2026201-500334 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202651-200263 contacts →

Exact match

“The legal profession is changing rapidly in light of market disruption, changing client expectations and technological developments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPune, IndiaHQ recorded Nov 6, 2026201-500244 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLagos, NigeriaHQ recorded Nov 6, 202651-200244 contacts →

Exact match

“Banwo & Ighodalo was established on the 1st of February, 1991, with a determination by the founding partners to build a first-class institution, which would rank amongst the best…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchAalborg Sv, DenmarkHQ recorded Nov 6, 2026201-500233 contacts →

Exact match

“Vi er Agillix.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202651-200204 contacts →

Exact match

“Mercados Energy Markets India Private Limited (Mercados EMI) is a global consulting firm specializing in power and energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMadrid, SpainHQ recorded Nov 6, 2026201-500200 contacts →

Exact match

“Vector Renewables offers professional consulting services in the renewable energy industry, specializing in wind, solar and hydro.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-500171 contacts →

Exact match

“TPH & Co, the energy business of Perella Weinberg, provides strategic and financial advice to investors, management teams, boards of directors, government bodies, and other…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500155 contacts →

Exact match

“We help our clients to invest in and navigate the energy transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchStockholm, SwedenHQ recorded Nov 6, 202651-200147 contacts →

Exact match

“Cirio is one of the leading Swedish business law firms, based in Stockholm with approximately 125 co-workers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-200145 contacts →

Exact match

“Leo Berwick is a commercially focused deal advisory firm supporting the needs of the world’s largest infrastructure funds, infrastructure and energy developers, pension funds…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBogotá, ColombiaHQ recorded Nov 6, 202651-200137 contacts →

Exact match

“Somos una compañía de consultorías y asesorías que ofrece a inversionistas y ejecutores de proyectos soluciones integrales en el desarrollo de proyectos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchUtrecht, NetherlandsHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“Green Giraffe Advisory is the pioneering advisory arm of the Green Giraffe Group, dedicated to pushing the next frontier in finance and climate.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200122 contacts →

Exact match

“Marriott Harrison is a legal transactional and advisory firm, best known for its market-leading work alongside insightful investors and ambitious companies who build, evolve, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWarsaw, PolandHQ recorded Nov 6, 2026201-500120 contacts →

Exact match

“Poland remains one of Europe’s fastest-growing economies, attracting record levels of investment and driving landmark M&A and corporate finance activity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBerlin, GermanyHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“Raue is a corporate law firm with international reach.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSantiago, ChileHQ recorded Nov 6, 202651-200108 contacts →

Exact match

“Fundado en 1992, Morales & Besa ha crecido hasta convertirse en uno de los estudios jurídicos más prestigiosos de Chile.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAnkara, TürkiyeHQ recorded Nov 6, 202651-200106 contacts →

Exact match

“Enerji sektöründe ortaklarımızın özel sektörde yılların başından beri gerçekleştirdiği başarılı projeler ve edindiği tecrübelerden sonra, Istrich 2014 yılında müşterilerine enerji…”

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

Showing 25 of 2,519 energy transactional attorneys worldwide

See the full list, filter by size, metro and specialty, and access 10,218 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Energy transactional attorneys worldwide at a glance

As of Nov 6, 2026
39.6%Verified-email coverage
10.2Average contacts per company
1-10Median size (employees)
4.0%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,652
11-50
721
51-200
106
201-500
22
501-1,000
5
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 energy transactional attorneys are linked below.
What qualifies
Company records worldwide whose business descriptions match “energy transactional 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 10,218 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.

Energy transactional attorneys by location

26 lists · largest first

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

How many energy transactional attorneys are there worldwide?

RevenueBase identified 2,519 company matches for energy transactional 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?

Watson Farley & Williams tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most energy transactional attorneys?

The United States leads with 384 companies, followed by the United Kingdom (145) and Germany (118). Every energy transactional attorneys list by country and city is linked on this page.

Which city has the most energy transactional attorneys?

London leads with 101 company records, followed by Houston (51) and Paris (47).

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 10,218 professional contacts with verified work emails tracked across these 2,519 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.

Ready to reach these companies? Verified emails and direct dials for all 2,519 energy transactional attorneys worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.