Company lists · Data refreshed October 2026

Top 25 Management liability insurance companies based in the United States

RevenueBase identified 164 company matches for management liability insurance companies associated with the United States as of October 2026 and tracks 3,564 professional contacts across them, including 1,555 with verified work emails. New York is the largest hub.

This list covers company matches for management liability insurance companies 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 October 17, 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 17, 2026 How this list was built
164Companies
3,564Contacts tracked
1,555Verified emails
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The 25 largest management liability insurance companies based in the United States

Ranked by team size
Top 25 of 164 company matches for management liability insurance companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 17, 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 matchBirmingham, AL, United StatesHQ recorded Oct 17, 2026501-1,000759 contacts →

Exact match

“Providing a Spectrum of Healthcare Liability and Other Insurance Solutions … and More ProAssurance’s group of insurance companies specializes in providing the full spectrum of…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
2Exact matchAlamo, CA, United StatesHQ recorded Oct 17, 202651-200209 contacts →

Exact match

“BETA Healthcare Group (BETA) is the largest professional liability insurer of hospitals on the West Coast, providing coverage to more than 650 hospital and healthcare facility…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
3Exact matchChicago, IL, United StatesHQ recorded Oct 17, 202651-200132 contacts →

Exact match

“Attorneys' Liability Assurance Society (ALAS) was founded by its owner-insured law firms to provide a superior source of insurance coverage along with a level of service that…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
4Exact matchChicago, IL, United StatesHQ recorded Oct 17, 202651-200131 contacts →

Exact match

“Berkley Select is a leading provider of professional liability insurance products across a full spectrum of disciplines and industries, for clients of virtually every size and…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5Exact matchChicago, IL, United StatesHQ recorded Oct 17, 2026201-500101 contacts →

Exact match

“ISMIE Mutual is the leading medical liability insurance company in Illinois, offering coverage to health care professionals nationwide.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Oct 17, 202651-20097 contacts →

Exact match

“We have been a trusted underwriter of Management and Professional Liability Insurance since 1983.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
7Exact matchRancho Cordova, CA, United StatesHQ recorded Oct 17, 2026501-1,00082 contacts →

Exact match

“Since 1954, George Hills Company, Inc.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
8Exact matchPhoenix, AZ, United StatesHQ recorded Oct 17, 202651-20076 contacts →

Exact match

“Mutual Insurance Company of Arizona® (MICA) is a member-owned and physician-directed mutual insurance company focused on providing medical professional liability insurance.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
9Exact matchShaker Heights, OH, United StatesHQ recorded Oct 17, 202651-20074 contacts →

Exact match

“ABA Insurance Services, a member of Great American Insurance Group, is an MGA, program administrator and wholesale brokerage that offers professional liability, bond, and P&C…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
10Exact matchWayne, PA, United StatesHQ recorded Oct 17, 202651-20071 contacts →

Exact match

“Apogee Insurance Group is a Berkshire Hathaway specialty broker focused on Professional (E&O), Management (D&O, EPL, Crime, and Fiduciary), Cyber, and Pollution Liability risks.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
11Exact matchWest Hartford, CT, United StatesHQ recorded Oct 17, 202611-5067 contacts →

Exact match

“Founded in 2020, Berkley Management Protection aims to disrupt the Management and Professional Liability marketplace by providing a new way to engage the market with talent, data…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Oct 17, 202611-5060 contacts →

Exact match

“Tradesman Program Managers (TPM) is a trailblazing Managing General Agency, redefining risk management for elite trade and general contractors with forward-thinking commercial…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
13Exact matchMinneapolis, MN, United StatesHQ recorded Oct 17, 202651-20060 contacts →

Exact match

“Founded in 1982 by members of the Minnesota State Bar Association, Minnesota Lawyers Mutual Insurance Company (MLM) provides lawyers professional liability insurance and risk…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14Exact matchAlbany, NY, United StatesHQ recorded Oct 17, 202651-20044 contacts →

Exact match

“Berkley Alliance Managers offers innovative Professional Liability insurance coverage and risk management solutions.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
15Exact matchOakland, CA, United StatesHQ recorded Oct 17, 202651-20043 contacts →

Exact match

“Dealey, Renton & Associates (DRA) has proudly served the needs of clients since 1950.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
16Exact matchSt. Louis, MO, United StatesHQ recorded Oct 17, 202611-5037 contacts →

Exact match

“The Bar Plan Mutual Insurance Company writes lawyers' professional liability insurance in Missouri, Kansas, New Mexico, Tennessee and Indiana.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17Exact matchPortland, ME, United StatesHQ recorded Oct 17, 202611-5036 contacts →

Exact match

“Founded in 1978 by a group of 12 physicians, Medical Mutual provides medical professional liability insurance to physicians, hospitals, nursing homes and allied health facilities…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18Exact matchRichardson, TX, United StatesHQ recorded Oct 17, 2026201-50027 contacts →

Exact match

“Attorney Protective is for lawyers by lawyers – We care about the same things that you care about.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19Exact matchMiami, FL, United StatesHQ recorded Oct 17, 202611-5025 contacts →

Exact match

“Canopy Specialty Insurance is an Insurance Program Administrator/Manager that underwrites Specialty insurance product lines exclusively on behalf of "A" rated carrier partners and…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20Exact matchFranklin Lakes, United StatesHQ recorded Oct 17, 202611-5024 contacts →

Exact match

“Axis Insurance Services, LLC is a nationwide professional, Management and Cyber liability insurance brokerage.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
21Exact matchChicago, IL, United StatesHQ recorded Oct 17, 202611-5024 contacts →

Exact match

“Applied Specialty Underwriters provides liability insurance coverage, including primary and excess liability for project-based construction, New York construction, infrastructure…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22Exact matchIndianapolis, IN, United StatesHQ recorded Oct 17, 202611-5022 contacts →

Exact match

“For over 25 years, NAMIC Insurance Agency and NAMIC Insurance Company (NAMICO) have provided something missing in the professional liability market, an underwriter committed and…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23Exact matchOviedo, FL, United StatesHQ recorded Oct 17, 202611-5022 contacts →

Exact match

“Florida Lawyers Mutual provides professional liability insurance to Florida lawyers, created by The Florida Bar and recommended by voluntary bars all around the state.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
24Exact matchBrighton, MI, United StatesHQ recorded Oct 17, 202611-5020 contacts →

Exact match

“Founded in 1988, PCIA is a professional liability insurance agency based in Brighton, Michigan.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
25Exact matchRoswell, GA, United StatesHQ recorded Oct 17, 202611-5017 contacts →

Exact match

“Our clients are the reason we exist.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase

Showing 25 of 164 management liability insurance companies based in the United States

See the full list, filter by size, metro and specialty, and access 1,555 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Management liability insurance companies based in the United States at a glance

As of Oct 17, 2026
43.6%Verified-email coverage
21.7Average contacts per company
11-50Median size (employees)
6.7%Largest-city concentration · New York
Oct 17, 2026Page data refreshed

Companies by employee count

1-10
72
11-50
63
51-200
19
201-500
5
501-1,000
3
1,001-5,000
1

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 164 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 “management liability insurance companies” 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 1,555 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 17, 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 “management liability insurance companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many management liability insurance companies are there based in the United States?

RevenueBase identified 164 company matches for management liability insurance companies associated with the 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?

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

Which city has the most management liability insurance companies?

New York leads with 11 company records, followed by Chicago (7) and Boston (3).

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 1,555 professional contacts with verified work emails tracked across these 164 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 17, 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.