Company lists · Data refreshed September 2026
Top 25 Legal client portal software companies worldwide
RevenueBase identified 591 legal client portal software companies worldwide as of September 2026 and tracks 10,536 professional contacts across them, including 4,828 with verified work emails and 2,563 with mobile numbers. The United States is the largest market and London the largest hub.
This list covers legal client portal software companies worldwide, 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 4, 2026. Country and city lists for legal client portal software companies follow the table.
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 legal client portal software companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 892 contacts → | ||||
Partial evidence “Litera has been at the forefront of legal technology for 25+ years.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | 823 contacts → | ||||
Strong evidence “Filevine is changing the way legal work gets done for law practitioners and their clients.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | 586 contacts → | ||||
Strong evidence “LEAP is an international leader in client-first legal software.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | 404 contacts → | ||||
Indirect evidence “Bringing visibility, value, and simplicity to your everyday operations.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 371 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 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | 314 contacts → | ||||
Indirect evidence “For more than 15 years, Opus 2 has developed award-winning solutions trusted by the most successful law firms.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | 244 contacts → | ||||
Partial evidence “For 23 years, Knovos has dedicated its engineering resources to automate, integrate, and innovate AI-powered solutions for legal information management.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 211 contacts → | ||||
Indirect evidence “Actionstep is the preferred law firm operations platform built to help modern law firms run smarter, scale faster, and stay in control.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | 195 contacts → | ||||
Partial evidence “For more than four decades, SurePoint® Technologies has empowered law firms to thrive in a constantly evolving legal landscape.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 10 | 165 contacts → | ||||
Partial evidence “Wolters Kluwer is a global leader in information services and solutions for professionals in the health, tax and accounting, risk and compliance, finance and legal sectors.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 11 | 165 contacts → | ||||
Indirect evidence “Com mais de três décadas de atuação, a Fácil desenvolve soluções para auxiliar na gestão de departamentos jurídicos de empresas e escritórios de advocacia.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 12 | 148 contacts → | ||||
Indirect evidence “Depuis plus de 35 ans, Septeo Solutions Avocats se consacre au développement de logiciels et de services destinés à répondre aux besoins spécifiques des avocats.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 13 | 147 contacts → | ||||
Partial evidence “Smokeball is a global practice management powerhouse with a commitment to transforming legal practices through innovation.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 14 | 145 contacts → | ||||
Partial 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 4, 2026Thanks. The Data Team will review it. | |||||
| 15 | 142 contacts → | ||||
Strong evidence “LEAP Dev is the “Software House” powering the market leading LEAP Legal Software.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 16 | 142 contacts → | ||||
Strong evidence “Designed for and by lawyers, Smokeball is the first and best AI-powered legal practice management software that automatically records your time and activity for you.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 17 | 137 contacts → | ||||
Indirect evidence “Litigation is complicated.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 18 | 131 contacts → | ||||
Partial evidence “Um Software jurídico completo para a gestão do seu escritório de advocacia.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 19 | 128 contacts → | ||||
Strong evidence “Advise is an information technology company that provides softwares for law firms, independent lawyers and legal departments to a more agile and straightforward productivity.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 20 | 124 contacts → | ||||
Partial evidence “Centerbase is the most customizable, cloud-based legal practice management solution that gives mid-sized firms the power to streamline their daily tasks with ease and efficiency.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 21 | 89 contacts → | ||||
Partial evidence “Lexicon is a legal services and technology provider with deep expertise in the legal industry.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 22 | 78 contacts → | ||||
Indirect evidence “Somos uma startup jurídica que contempla, em um só local, várias ferramentas necessárias para o dia a dia de um profissional da advocacia.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 23 | 77 contacts → | ||||
Strong evidence “Paradigm offers a suite of legal software solutions that help lawyers manage, automate and grow their firms.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 24 | 76 contacts → | ||||
Strong evidence “SmartVault is the leading provider of a secure, cloud-based document management and client portal platform purpose-built for accounting and tax professionals.” Source: RevenueBase Database · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 25 | 70 contacts → | ||||
Partial evidence “At Case Status, we understand that the satisfaction of your clients is vital to the success of your law firm.” Source: RevenueBase Database · checked Sep 4, 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: legal client portal 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 legal client portal software companies.
- Partial evidence
- Its own public description names part of legal client portal software companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name legal client portal 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 591 legal client portal software companies worldwide
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Legal client portal software companies worldwide at a glance
As of Sep 4, 2026Companies by employee count
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 legal client portal 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.
- Coverage
- 7 countries, largest first: the United States, Brazil, the United Kingdom, France, Canada, Germany, Australia. Country and city lists for legal client portal software companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “legal client portal 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 legal client portal 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 legal client portal software companies, and records with no verified work email.
- 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, 4,828 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 4, 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.
Legal client portal software companies by location
8 lists · largest firstEvery Legal client portal software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Legal client portal software companies based in the United States272
- Legal client portal software companies based in Brazil89
- Legal client portal software companies based in the United Kingdom78
- Legal client portal software companies based in France47
- Legal client portal software companies based in Canada39
- Legal client portal software companies based in Germany34
- Legal client portal software companies based in Australia32
Cities
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 legal client portal 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 legal client portal software companies are there worldwide?
RevenueBase identified 591 legal client portal software companies worldwide 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?
Litera, headquartered in Chicago, tops this list with the largest team on record.
Which country has the most legal client portal software companies?
The United States leads with 272 companies, followed by Brazil (89) and the United Kingdom (78). Every legal client portal software companies list by country and city is linked on this page.
Which city has the most legal client portal software companies?
London leads with 31 headquartered companies, followed by Sao Paulo (22) and New York (18).
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 4,828 verified decision-maker contacts tracked across these 591 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 4, 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.