Company lists · Data refreshed October 2026

Top 25 Energy infrastructure attorneys based in the United States

RevenueBase identified 480 company matches for energy infrastructure attorneys associated with the United States as of October 2026 and tracks 13,886 professional contacts across them, including 7,330 with verified work emails. Houston is the largest hub.

This list covers company matches for energy infrastructure attorneys 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 October 12, 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 Oct 12, 2026 How this list was built
480Companies
13,886Contacts tracked
7,330Verified emails
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The 25 largest energy infrastructure attorneys based in the United States

Ranked by team size
Top 25 of 480 company matches for energy infrastructure attorneys based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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 matchPhoenix, AZ, United StatesHQ recorded Oct 12, 20265,001-10,0001,376 contacts →

Exact match

“NPL is a nationally recognized leader in energy infrastructure construction, with 50 years of experience.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2Exact matchPortland, OR, United StatesHQ recorded Oct 12, 2026501-1,000887 contacts →

Exact match

“Stoel Rives is a leading U.S.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3Exact matchBridgeport, WV, United StatesHQ recorded Oct 12, 2026501-1,000765 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 · Oct 12, 2026 · View company records in RevenueBase
4Exact matchRound Rock, TX, United StatesHQ recorded Oct 12, 2026201-500544 contacts →

Exact match

“RRC is a top-tier designer of utility-scale wind, solar, energy storage, data center, and oil & gas projects in the US and select international markets.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5Exact matchEmeryville, CA, United StatesHQ recorded Oct 12, 2026501-1,000515 contacts →

Exact match

“Dedicated to “Excellence in Engineering,” E2 Consulting Engineers, Inc.(E2) is a professional services firm established in 1988 specializing in a full spectrum of engineering…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6Exact matchConyers, GA, United StatesHQ recorded Oct 12, 20261,001-5,000378 contacts →

Exact match

“Since 1996 Southeast Connections, LLC is a contractor specializing in energy infrastructure serving the gas industry.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7Exact matchLos Angeles, CA, United StatesHQ recorded Oct 12, 2026201-500360 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 · Oct 12, 2026 · View company records in RevenueBase
8Exact matchDallas, TX, United StatesHQ recorded Oct 12, 2026501-1,000335 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9Exact matchWashington, DC, United StatesHQ recorded Oct 12, 2026201-500331 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10Exact matchPortland, ME, United StatesHQ recorded Oct 12, 2026201-500323 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 · Oct 12, 2026 · View company records in RevenueBase
11Exact matchIndianapolis, IN, United StatesHQ recorded Oct 12, 20265,001-10,000299 contacts →

Exact match

“Infrastructure & Energy Alternatives (IEA), a MasTec company, was formed in 2011 and began building an integrated portfolio of energy and infrastructure construction companies.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12Exact matchMinneapolis, MN, United StatesHQ recorded Oct 12, 2026201-500297 contacts →

Exact match

“Merjent is an environmental, restoration, and engineering consulting firm with a long history serving the energy industry.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13Exact matchNew Orleans, LA, United StatesHQ recorded Oct 12, 2026201-500264 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 · Oct 12, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Oct 12, 2026201-500232 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15Exact matchLincolnshire, IL, United StatesHQ recorded Oct 12, 2026201-500222 contacts →

Exact match

“Manhard Consulting has joined Atwell, a national consulting, engineering, and construction services firm with 2,100 technical professionals across the country.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Oct 12, 2026201-500189 contacts →

Exact match

“Cokinos | Young has led Texas construction and real estate law for over three decades.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17Exact matchHope Mills, NC, United StatesHQ recorded Oct 12, 2026501-1,000187 contacts →

Exact match

“Cinterra is one of the nation’s fastest growing commercial electric power and utility-scale solar construction companies providing its services to leading energy companies, public…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18Exact matchAtlanta, GA, United StatesHQ recorded Oct 12, 202651-200184 contacts →

Exact match

“Smith Currie Oles (SCO) provides comprehensive legal services to all parts of the construction industry.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19Exact matchWashington, DC, United StatesHQ recorded Oct 12, 202651-200178 contacts →

Exact match

“Van Ness Feldman is a nationally recognized mid-sized law firm specializing in the areas of energy, environment, and natural resources law and policy, with offices in Washington…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20Exact matchScottsdale, AZ, United StatesHQ recorded Oct 12, 2026201-500167 contacts →

Exact match

“Canacre is an infrastructure development consultant specializing in project management, land acquisition, environment, GIS analysis, data management, web-based mapping, community…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21Exact matchHartford, CT, United StatesHQ recorded Oct 12, 202651-200133 contacts →

Exact match

“On January 1, 2025, Murtha Cullina LLP and Harris Beach PLLC combined to become Harris Beach Murtha.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22Exact matchCentennial, CO, United StatesHQ recorded Oct 12, 202651-200128 contacts →

Exact match

“Halker Consulting provides custom engineered and configured services in Project Assessment and Planning, Engineering and Design, & Consulting and Implementation Guidance.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23Exact matchHallowell, ME, United StatesHQ recorded Oct 12, 202651-200126 contacts →

Exact match

“Ingenuity, Integrity, and Passion.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Oct 12, 202651-200124 contacts →

Exact match

“Allen Boone Humphries Robinson LLP (ABHR) is dedicated to building the best communities in Texas.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25Exact matchChicago, IL, United StatesHQ recorded Oct 12, 202651-200115 contacts →

Exact match

“Founded upon a vision of challenging and changing the energy infrastructure to help light up the world, KDM specializes in engineering consulting and design, program and project…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

Showing 25 of 480 energy infrastructure attorneys based in the United States

See the full list, filter by size, metro and specialty, and access 7,330 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy infrastructure attorneys based in the United States at a glance

As of Oct 12, 2026
52.8%Verified-email coverage
28.9Average contacts per company
1-10Median size (employees)
8.3%Largest-city concentration · Houston
Oct 12, 2026Page data refreshed

Companies by employee count

1-10
264
11-50
148
51-200
46
201-500
11
501-1,000
7
1,001-5,000
2
5,001-10,000
2

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 480 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 “energy infrastructure 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. 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 7,330 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 October 12, 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 “energy infrastructure attorneys”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy infrastructure attorneys are there based in the United States?

RevenueBase identified 480 company matches for energy infrastructure attorneys associated with the United States as of October 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?

NPL Construction CO tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most energy infrastructure attorneys?

Houston leads with 40 company records, followed by Washington (25) and Denver (22).

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 7,330 professional contacts with verified work emails tracked across these 480 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 October 12, 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.