Company lists · Data refreshed October 2026

Top 15 Energy litigation firms based in Irvine, United States

RevenueBase identified 25 company matches for energy litigation firms associated with Irvine, United States as of October 2026 and tracks 348 professional contacts across them, including 209 with verified work emails. Across the United States, Houston is the largest hub for this category (184 companies); Irvine has 25.

This list covers company matches for energy litigation firms associated with Irvine, 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
25Companies
348Contacts tracked
209Verified emails
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The 15 largest energy litigation firms based in Irvine, United States

Ranked by team size
Top 15 of 25 company matches for energy litigation firms based in Irvine, 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 matchIrvine, CA, United StatesHQ recorded Oct 12, 202651-200125 contacts →

Exact match

“Koeller Nebeker Carlson Haluck LLP (KNCH) prides itself in its handling of complex litigation matters.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 202651-20045 contacts →

Exact match

“Kasdan Turner Thomson Booth LLP is one of the most experienced and successful construction defect law firms in the Western United States with offices in Southern and Northern…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 202651-20035 contacts →

Exact match

“Houser LLP, is a commercial and business litigation law firm serving Fortune 500 companies as well as small businesses.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 202611-5030 contacts →

Exact match

“Umberg/Zipser LLP is a premier business litigation law firm.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 202611-5027 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 202611-5021 contacts →

Exact match

“Palumbo attorneys' proven experience ranges from the courtroom to the boardroom.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 20261-107 contacts →

Exact match

“Brown Wegner LLP is a law firm that focuses on business, commercial and intellectual property litigation.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 202611-506 contacts →

Exact match

“Plante Lebovic LLP is a business litigation law firm providing legal services to individuals and businesses throughout California.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 20261-105 contacts →

Exact match

“The Yocca Law Firm delivers premier business and employment litigation services.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 202611-505 contacts →

Exact match

“Our areas of legal EXPERTISE include architecture and engineering law, construction, real estate, products liability, professional liability, business litigation/transactions…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 20261-104 contacts →

Exact match

“Based in Orange County, The Hall Law Group is an aggressive litigation firm with a passion for making a difference in our client's lives.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 20261-102 contacts →

Exact match

“Andrade & Associates is a law firm specializing in Civil Litigation.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 202611-501 contacts →

Exact match

“Lawrence Bartels LLP is a litigation and transactional boutique specializing in high-end commercial litigation and business disputes throughout California.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15Exact matchIrvine, CA, United StatesHQ recorded Oct 12, 20261-101 contacts →

Exact match

“The Dennis Law Group is committed to providing all of its clients high quality, cost-effective and practical legal services.”

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

Showing 15 of 25 energy litigation firms based in Irvine, United States

See the full list, filter by size, metro and specialty, and access 209 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy litigation firms based in Irvine, United States at a glance

As of Oct 12, 2026
60.1%Verified-email coverage
13.9Average contacts per company
11-50Median size (employees)
Oct 12, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
9
51-200
4

Email recency for this list is measured across the whole United States list rather than for Irvine, so it is reported there. Company counts and contact totals on this page are exact for Irvine, over 25 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 Irvine, United States whose business descriptions match “energy litigation 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 209 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 litigation firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy litigation firms are there based in Irvine, United States?

RevenueBase identified 25 company matches for energy litigation firms associated with Irvine, 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?

Koeller, Nebeker, Carlson & Haluck 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 litigation firms?

Houston leads the United States with 184 company records, followed by New York (148) and Dallas (98). Irvine has 25.

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 209 professional contacts with verified work emails tracked across these 25 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.

Ready to reach these companies? Verified emails and direct dials for all 25 energy litigation firms based in Irvine, 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.