Company lists · Data refreshed September 2026

Top 19 Energy sector law firms based in Los Angeles, United States

RevenueBase identified 33 company matches for energy sector law firms associated with Los Angeles, United States as of September 2026 and tracks 1,404 professional contacts across them, including 785 with verified work emails. Across the United States, Houston is the largest hub for this category (138 companies); Los Angeles has 33.

This list covers company matches for energy sector law firms associated with Los Angeles, 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 21, 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 21, 2026 How this list was built
33Companies
1,404Contacts tracked
785Verified emails
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The 19 largest energy sector law firms based in Los Angeles, United States

Ranked by team size
Top 19 of 33 company matches for energy sector law firms based in Los Angeles, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchLos Angeles, CA, United StatesHQ recorded Sep 21, 2026201-500332 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 · Sep 21, 2026 · View company records in RevenueBase
2Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
3Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 2026201-500258 contacts →

Exact match

“Jeffer Mangels Butler & Mitchell LLP (JMBM) is a full service law firm of approximately 120 lawyers.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 2026201-500204 contacts →

Exact match

“Musick Peeler, a premier law firm with over 80 attorneys across five offices in major commercial centers of California, exemplifies excellence in legal service.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202651-200157 contacts →

Exact match

“From civil litigation to business transactions, Haight Brown & Bonesteel LLP provides practical and effective resolution advice to the most perplexing disputes, ranging from early…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202611-5049 contacts →

Exact match

“We at Prospera Law are committed to enabling deals and solving problems.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202611-5022 contacts →

Exact match

“Leech Tishman Nelson Hardiman is a national, full-service law firm dedicated to assisting businesses, institutions, and individuals.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202611-5017 contacts →

Exact match

“With more than a century of combined experience at some of the preeminent Am Law 50 international law firms, our lawyers bring extensive experience in complex litigation and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 20261-1011 contacts →

Exact match

“Rand Paster & Nelson LLP is a boutique law firm practicing in the fields of land use, government, municipal advocacy, and environmental law, including associated litigation.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202611-509 contacts →

Exact match

“The Law Offices of Anthony O.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202611-507 contacts →

Exact match

“Steinbrecher & Span LLP is a preeminent Los Angeles #businesslitigation, transactional and regulatory firm with offices in downtown Los Angeles, California, Washington, D.C.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 20261-103 contacts →

Exact match

“Telecom Law Firm, PC represents and advises private and government clients in transactional and regulatory matters related to telecommunications, including wireless infrastructure…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“Seddigh Arbetter is a full-service legal firm with offices in New York and Los Angeles.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202611-502 contacts →

Exact match

“We are true business lawyers.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“Williams & Associates is a Los Angeles based law firm.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“We are a full service environmental and land use law firm, offering preventative legal advice combined with the full spectrum of litigation services, including alternative dispute…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 20261-102 contacts →

Exact match

“Reeder Mccreary, LLP is a full service business, trial, and litigation firm.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 20261-101 contacts →

Exact match

“Forrest Environmental Law is a boutique law firm specializing in regulatory compliance, energy and utility law, environmental litigation, and the permitting and development of…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 19 of 33 energy sector law firms based in Los Angeles, United States

See the full list, filter by size, metro and specialty, and access 785 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy sector law firms based in Los Angeles, United States at a glance

As of Sep 21, 2026
55.9%Verified-email coverage
42.5Average contacts per company
1-10Median size (employees)
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
18
11-50
10
51-200
1
201-500
4

Email recency for this list is measured across the whole United States list rather than for Los Angeles, so it is reported there. Company counts and contact totals on this page are exact for Los Angeles, over 33 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 Los Angeles, United States whose business descriptions match “energy sector 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 785 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 21, 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 sector law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy sector law firms are there based in Los Angeles, United States?

RevenueBase identified 33 company matches for energy sector law firms associated with Los Angeles, 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?

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

Which city in the United States has the most energy sector law firms?

Houston leads the United States with 138 company records, followed by New York (66) and Washington (66). Los Angeles has 33.

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 785 professional contacts with verified work emails tracked across these 33 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 21, 2026.

Ready to reach these companies? Verified emails and direct dials for all 33 energy sector law firms based in Los Angeles, United States. Start with a free account, no credit card.

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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.