Company lists · Data refreshed September 2026

Top 25 Arbitration firms based in the United States

RevenueBase identified 1,053 company matches for arbitration firms associated with the United States as of September 2026 and tracks 10,950 professional contacts across them, including 5,302 with verified work emails. New York is the largest hub.

This list covers company matches for arbitration 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 19, 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 19, 2026 How this list was built
1,053Companies
10,950Contacts tracked
5,302Verified emails
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The 25 largest arbitration firms based in the United States

Ranked by team size
Top 25 of 1,053 company matches for arbitration firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 19, 20261,001-5,0001,957 contacts →

Exact match

“Quinn Emanuel Urquhart & Sullivan LLP is a 1300+ lawyer business litigation firm-the largest in the world devoted solely to business litigation and arbitration.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 19, 2026501-1,0001,147 contacts →

Exact match

“The American Arbitration Association® with its long history and experience in the field of alternative dispute resolution, provides services to individuals and organizations who…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchIrvine, CA, United StatesHQ recorded Sep 19, 2026501-1,000923 contacts →

Exact match

“JAMS is the premier provider of alternative dispute resolution (ADR) services, handling more than cases annually.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchMinneapolis, MN, United StatesHQ recorded Sep 19, 2026501-1,000519 contacts →

Exact match

“Robins Kaplan LLP is among the nation’s premier trial law firms, with more than 200 attorneys in Bismarck, N.D; Boston; Los Angeles; Minneapolis; New York; Silicon Valley; and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchLos Angeles, CA, United StatesHQ recorded Sep 19, 2026n/a216 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchPlano, TX, United StatesHQ recorded Sep 19, 2026n/a211 contacts →

Exact match

“Founded in 1986, the Institute for Transnational Arbitration (ITA) has become an important international educational forum in the field of transnational arbitration, counting…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchTampa, FL, United StatesHQ recorded Sep 19, 202651-200208 contacts →

Exact match

“Founded by the insurance industry in 1943, Arbitration Forums (AF) is a membership-driven, not-for-profit organization that exists to effectively and efficiently serve its over…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchSanta Ana, CA, United StatesHQ recorded Sep 19, 202651-200166 contacts →

Exact match

“For more than 30 years, Judicate West has been one of California’s leading providers of private dispute resolution services with a distinguished roster of proven neutrals…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchChicago, IL, United StatesHQ recorded Sep 19, 202651-200138 contacts →

Exact match

“Nicolaides Fink Thorpe Michaelides Sullivan LLP is dedicated to serving the insurance industry throughout the world in evaluating and resolving their most complex risks.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchLos Angeles, CA, United StatesHQ recorded Sep 19, 202651-200137 contacts →

Exact match

“Signature Resolution is setting a higher standard in alternative dispute resolution.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchAtlanta, GA, United StatesHQ recorded Sep 19, 202651-200123 contacts →

Exact match

“Miles Mediation & Arbitration is an award-winning alternative dispute resolution (ADR) provider.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchSalt Lake City, UT, United StatesHQ recorded Sep 19, 202651-200120 contacts →

Exact match

“Parr Brown Gee & Loveless is a leading law firm located in Salt Lake City, Utah.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-200116 contacts →

Exact match

“NAM is a full-service provider of Alternative Dispute Resolution (ADR) services – supporting clients throughout the U.S.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchSacramento, CA, United StatesHQ recorded Sep 19, 202651-200111 contacts →

Exact match

“For nearly five decades, our seasoned trial attorneys have represented clients across a broad spectrum of civil litigation matters, with experience spanning from state courts to…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchDallas, TX, United StatesHQ recorded Sep 19, 202651-20096 contacts →

Exact match

“The Texas law firm of Fletcher Farley offers experienced business defense in civil litigation and in the resolution of disputes through arbitration, mediation and negotiation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchDallas, TX, United StatesHQ recorded Sep 19, 202651-20093 contacts →

Exact match

“Cooper & Scully.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202611-5083 contacts →

Exact match

“Established in 1977, the International Institute of Conflict Prevention and Resolution (CPR) is an independent nonprofit organization that helps prevent and resolve legal conflict…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchOrmond Beach, FL, United StatesHQ recorded Sep 19, 202611-5073 contacts →

Exact match

“Offering neutral services including mediation, arbitration and special master assignments to clients throughout Florida, Alabama and beyond.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchChicago, IL, United StatesHQ recorded Sep 19, 202651-20068 contacts →

Exact match

“Downey & Lenkov LLC was founded in 2001 by professionals from large Chicago law firms who are committed to providing world-class service but prefer a mid-sized firm setting.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchPortland, OR, United StatesHQ recorded Sep 19, 202651-20067 contacts →

Exact match

“In this era of mediation and arbitration, experienced trial attorneys are becoming increasingly rare.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchSunrise, FL, United StatesHQ recorded Sep 19, 202651-20065 contacts →

Exact match

“A law firm that is dedicated to providing the best service and communication to our clients while fighting to get them the justice they deserve.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchWashington, DC, United StatesHQ recorded Sep 19, 202611-5064 contacts →

Exact match

“Lewis Baach Kaufmann Middlemiss is a premier international firm with extensive practices in insurance, reinsurance, international financial disputes and global commercial…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 19, 202611-5059 contacts →

Exact match

“Clients come to ADR Systems for the best in dispute resolution services.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchSt. Louis Park State, United StatesHQ recorded Sep 19, 202651-20054 contacts →

Exact match

“Forum delivers on the promise of alternative dispute resolution.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchMilwaukee, WI, United StatesHQ recorded Sep 19, 202611-5053 contacts →

Exact match

“Resolute provides mediation, arbitration, ADR training, and Consulting services to its clients throughout the United States, Canada, and Puerto Rico.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 1,053 arbitration firms based in the United States

See the full list, filter by size, metro and specialty, and access 5,302 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Arbitration firms based in the United States at a glance

As of Sep 19, 2026
48.4%Verified-email coverage
10.4Average contacts per company
1-10Median size (employees)
6.6%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
848
11-50
159
51-200
36
501-1,000
4
1,001-5,000
1
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 1,053 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 “arbitration 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 5,302 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 19, 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 “arbitration firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many arbitration firms are there based in the United States?

RevenueBase identified 1,053 company matches for arbitration 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?

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

Which city has the most arbitration firms?

New York leads with 70 company records, followed by Los Angeles (44) and Atlanta (39).

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 5,302 professional contacts with verified work emails tracked across these 1,053 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 19, 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.