Company lists · Data refreshed September 2026
Top 25 Appeals management software companies based in the United States
RevenueBase identified 97 appeals management software companies headquartered in the United States as of September 2026 and tracks 1,897 professional contacts across them, including 787 with verified work emails. New York is the largest hub.
This list covers appeals management software companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest appeals management software companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 402 contacts → | ||||
Indirect evidence “Bringing visibility, value, and simplicity to your everyday operations.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 341 contacts → | ||||
Strong evidence “Neostella builds enterprise case management software for modern legal teams who need clarity, control, and connection across every part of their work.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 145 contacts → | ||||
Strong evidence “Assembly Software is redefining how plaintiff law firms run their practice: combining AI-powered case management, workflow automation, and 40+ years of expertise to help firms…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 89 contacts → | ||||
Indirect evidence “Lexicon is a legal services and technology provider with deep expertise in the legal industry.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 70 contacts → | ||||
Indirect evidence “For nearly four decades, MicroPact has focused on engineering commercial off the shelf (COTS) solutions for US Government agencies and Fortune 500 corporations.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 67 contacts → | ||||
Indirect evidence “With over three decades of experience in the government tech industry, File & ServeXpress delivers trusted technology solutions that help courts, government agencies, and law…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 49 contacts → | ||||
Partial evidence “SmartAdvocate is a fully customizable, award-winning legal case management system with built-in Artificial Intelligence tools, and made to handle the challenges of today’s fast…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 47 contacts → | ||||
Indirect evidence “ImageSoft, an i3 Verticals Public Sector company, supports robust, accessible, and secure justice and government processes that ease day-to-day life for staff and the people they…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 45 contacts → | ||||
Partial evidence “FloatGroup builds software for the personal injury ecosystem.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 40 contacts → | ||||
Partial evidence “Aeon Nexus Corporation is Solutions Integrator developing Case and Matter Management Systems for Justice, providing prosecution and defense solutions for municipal, county and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 26 contacts → | ||||
Indirect evidence “Courts and government agencies are being asked to do more than ever; serve communities efficiently, manage complex cases, and operate with transparency and accountability, often…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 26 contacts → | ||||
Indirect evidence “BEC Legal Systems’ solutions are specifically designed for law firms and corporate legal departments who rely on Microsoft Office.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 24 contacts → | ||||
Indirect evidence “Cerenade has over 30 years of experience enabling over users across the legal, government, and healthcare sectors with smart, intuitive, and secure solutions to boost…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 24 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 20 contacts → | ||||
Indirect evidence “PerfectLaw® has led the legal industry for 40 years in innovative technology, streamlined installations, and responsive, quality support.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 18 contacts → | ||||
Partial evidence “Clinical appeals on autopilot.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 17 contacts → | ||||
Partial evidence “Justice Systems has been building and supporting successful case management solutions for courts and legal practices for more than a quarter of a century.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 16 contacts → | ||||
Strong evidence “Best-in-class case management software: GrowPath was commissioned by a leading plaintiffs’ firm to eliminate the extraneous steps required by other programs.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 16 contacts → | ||||
Partial evidence “GDSI provides law firms, legal software companies, and professional services firms custom software solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 16 contacts → | ||||
Indirect evidence “Aptus Legal Systems es una empresa de tecnología especializada en soluciones para prestadores de servicios profesionales que requieren facturar honorarios, controlar asuntos…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 15 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 14 contacts → | ||||
Indirect evidence “The mission at InfiniGlobe is simple: make technology an asset, not a hassle.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 13 contacts → | ||||
Partial evidence “For over 40 years, OMTI has been a trusted provider of software and consulting solutions for litigation support businesses-including court reporting agencies and records retrieval…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 13 contacts → | ||||
Partial evidence “LIGL builds software that automates the increasingly complex litigation process for enterprise legal departments.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 11 contacts → | ||||
Partial evidence “At Nth Degree, we are redefining how law firms do business by providing customized software solutions that streamline operations and increase efficiency.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: appeals management software companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names appeals management software companies.
- Partial evidence
- Its own public description names part of appeals management software companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name appeals management software companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 97 appeals management software companies based in the United States
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Appeals management software companies based in the United States at a glance
As of Sep 27, 2026Companies by employee count
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 97 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among appeals management software companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “appeals management software companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names appeals management software companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among appeals management software companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 787 across the full list. 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 27, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names appeals management software companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many appeals management software companies are there based in the United States?
RevenueBase identified 97 appeals management software companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Lexisnexis Legal, headquartered in Raleigh, tops this list with the largest team on record.
Which city has the most appeals management software companies?
New York leads with 5 headquartered companies, followed by Coral Gables (3) and Albany (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 787 verified decision-maker contacts tracked across these 97 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 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 Smart Search, 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.
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