Company lists · Data refreshed September 2026

Top 16 Directors and officers liability insurers based in the United States

RevenueBase identified 34 company matches for directors and officers liability insurers associated with the United States as of September 2026 and tracks 448 professional contacts across them, including 189 with verified work emails. Los Angeles is the largest hub.

This list covers company matches for directors and officers liability insurers 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
34Companies
448Contacts tracked
189Verified emails
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The 16 largest directors and officers liability insurers based in the United States

Ranked by team size
Top 16 of 34 company matches for directors and officers liability insurers 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 matchChicago, IL, United StatesHQ recorded Sep 19, 202651-20096 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchWest Hartford, CT, United StatesHQ recorded Sep 19, 202611-5063 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 · Sep 19, 2026 · View company records in RevenueBase
3Exact matchFranklin Lakes, NJ, United StatesHQ recorded Sep 19, 202611-5013 contacts →

Exact match

“PLRisk Specialty Insurance Agency LLC is a leading wholesale insurance brokerage covering the professional liability market.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchWashington, DC, United StatesHQ recorded Sep 19, 202611-5013 contacts →

Exact match

“ICI Mutual Insurance Company, RRG is the insurer for the investment management industry.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchLa Jolla, CA, United StatesHQ recorded Sep 19, 20261-1010 contacts →

Exact match

“Orion Insurance Intermediaries is an Insurance MGA, leveraging our 20+ years of broker, MGA, and underwriting experience to bring your clients the specialized insurance they need…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchBoston, MA, United StatesHQ recorded Sep 19, 20261-109 contacts →

Exact match

“Liftman Insurance focuses solely on insurance for the investment industry.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchWarren, NJ, United StatesHQ recorded Sep 19, 202611-508 contacts →

Exact match

“Professional Risk Solutions provides agents quick Professional Liability, Cyber and D&O quotes, white-glove service, the most experienced staff in the industry and relationships…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchPasadena, CA, United StatesHQ recorded Sep 19, 202611-505 contacts →

Exact match

“Callahan Risk was founded in 2004 on the premise that relationships matter.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchFrisco, TX, United StatesHQ recorded Sep 19, 20261-105 contacts →

Exact match

“Most firms chase the cheapest quote-and get burned at claim time.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchSolana Beach, CA, United StatesHQ recorded Sep 19, 20261-103 contacts →

Exact match

“Professional Liability and Errors and Omissions Insurance California | Business Insurance San Diego | High Value Home and Auto Insurance | Life Insurance Macario Insurance Group…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchEncino, CA, United StatesHQ recorded Sep 19, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchChicago, IL, United StatesHQ recorded Sep 19, 202611-502 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchMiddleton, WI, United StatesHQ recorded Sep 19, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchCarol Stream, IL, United StatesHQ recorded Sep 19, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchLos Angeles, United StatesHQ recorded Sep 19, 20261-101 contacts →

Exact match

“Oakwood D&O Insurance Services is an insurance company based out of United States.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchWestborough, MA, United StatesHQ recorded Sep 19, 20261-101 contacts →

Exact match

“Introducing D&O Insurance Agency, where our founders leverage their extensive expertise gained from Fortune 500 industry backgrounds.”

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

Showing 16 of 34 directors and officers liability insurers based in the United States

See the full list, filter by size, metro and specialty, and access 189 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Directors and officers liability insurers based in the United States at a glance

As of Sep 19, 2026
42.2%Verified-email coverage
13.2Average contacts per company
11-50Median size (employees)
8.8%Largest-city concentration · Los Angeles
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
16
11-50
14
51-200
2
201-500
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 34 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 “directors and officers liability insurers” 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 189 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 “directors and officers liability insurers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many directors and officers liability insurers are there based in the United States?

RevenueBase identified 34 company matches for directors and officers liability insurers 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?

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

Which city has the most directors and officers liability insurers?

Los Angeles leads with 3 company records, followed by Chicago (2) and New York (2).

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 189 professional contacts with verified work emails tracked across these 34 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.