Company lists · Data refreshed September 2026

Top 23 Property and casualty insurers based in New York, United States

RevenueBase identified 110 property and casualty insurers headquartered in New York, United States as of September 2026 and tracks 68,861 professional contacts across them, including 29,894 with verified work emails. Houston is the largest hub.

This list covers property and casualty insurers headquartered in New York, 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 20, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
110Companies
68,861Contacts tracked
29,894Verified emails
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The 23 largest property and casualty insurers based in New York, United States

Ranked by team size
Top 23 of 110 property and casualty insurers based in New York, United States, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to property and casualty insurers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202610001+32,682 contacts →

Indirect evidence

“Travelers provides insurance coverage to protect the things that are important to you – your home, your car, your valuables and your business.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202610001+23,438 contacts →

Indirect evidence

“American International Group, Inc.(NYSE: AIG) is a leading global insurance organization.”

Source: RevenueBase Database · checked Sep 20, 2026
3Strong evidenceNew York, NY, United StatesHQ checked Sep 20, 20265,001-10,0004,734 contacts →

Strong evidence

“AmTrust Financial Services, Inc, through its subsidiaries, operates as a multinational property and casualty insurance company.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202610001+1,883 contacts →

Indirect evidence

“At QBE we’re driven by our purpose of enabling a more resilient future.”

Source: RevenueBase Database · checked Sep 20, 2026
5Strong evidenceNew York, NY, United StatesHQ checked Sep 20, 2026501-1,000851 contacts →

Strong evidence

“Argo Group is a U.S-focused underwriter of specialty insurance products in the property and casualty market.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 2026201-500693 contacts →

Indirect evidence

“MSIG USA is the partner that businesses rely on for creative, customized insurance solutions.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 2026201-500675 contacts →

Indirect evidence

“Headquartered in New York City with offices throughout the U.S.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 20261,001-5,000428 contacts →

Indirect evidence

“Jencap provides retail agents with carrier exclusivity, underwriting mastery, and unparalleled customer service.”

Source: RevenueBase Database · checked Sep 20, 2026
9Strong evidenceNew York, NY, United StatesHQ checked Sep 20, 2026201-500377 contacts →

Strong evidence

“Seneca Insurance Company is a Specialty Property and Casualty Insurance company with thirteen offices across the U.S.”

Source: RevenueBase Database · checked Sep 20, 2026
10Strong evidenceNew York, NY, United StatesHQ checked Sep 20, 2026201-500351 contacts →

Strong evidence

“Greater New York Insurance Companies are leading providers of middle market property and casualty insurance focusing on commercial real estate, including condominiums, co-op…”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 2026201-500287 contacts →

Indirect evidence

“Distinguished Programs is a leading national insurance Program Manager, specializing in areas such as Real Estate, Community Associations, Fine Art & Collectibles, Environmental &…”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202651-200231 contacts →

Indirect evidence

“Bowhead Specialty, partnering with American Family (rated A XV by A.M.”

Source: RevenueBase Database · checked Sep 20, 2026
13Partial evidenceNew York, NY, United StatesHQ checked Sep 20, 2026501-1,000112 contacts →

Partial evidence

“Starwind Specialty is one of the largest program management operations in North America, providing distribution partners and insureds unique, specialty products across multiple…”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceNew York, United StatesHQ checked Sep 20, 20261,001-5,00080 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202651-20076 contacts →

Indirect evidence

“Falcon Risk Services, an HDI Company, is a provider of specialty underwriting and claims solutions to US and multinational corporations.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 2026201-50049 contacts →

Indirect evidence

“International Marine Underwriters (IMU) traces its roots to the early 1900s, and offers a full range of ocean and inland marine insurance solutions.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202651-20046 contacts →

Indirect evidence

“Berkley Financial Specialists is dedicated to providing customized, comprehensive insurance solutions and outstanding personalized service to financial institutions and insurance…”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202651-20026 contacts →

Indirect evidence

“Ryan Financial Lines is an international platform of more than 150 teammates, including a deep bench of product experts and underwriters who work collaboratively to provide a…”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202651-20026 contacts →

Indirect evidence

“GENERALI US BRANCH Established in 1935, and domiciled in the state of New York, Generali US Branch is the U.S.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202611-5018 contacts →

Indirect evidence

“Schaefer Enterprises: A division of Patriot Growth Insurance Services, LLC is an insurance agency specializing in all aspects of business and personal insurance.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202611-5012 contacts →

Indirect evidence

“Alliance Risk Insurance Services LLC is a technology-driven, full-service independent insurance brokerage that is licensed in all 50 States and the District of Columbia…”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 20261-1012 contacts →

Indirect evidence

“Meet the Licensed Professionals at the Alpha Direct Agency LLC.”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202611-5011 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026

Showing 23 of 110 property and casualty insurers based in New York, United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 29,894 reachable decision-makers.

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Property and casualty insurers based in New York, United States at a glance

As of Sep 20, 2026
43.4%Verified-email coverage
626.0Average contacts per company
11-50Median size (employees)
108.2%Largest-city concentration · Houston
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
46
11-50
33
51-200
10
201-500
6
501-1,000
4
1,001-5,000
5
5,001-10,000
1
10001+
4

Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 110 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 property and casualty insurers, 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 New York, United States whose own description of what they do matches “property and casualty insurers”. 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 property and casualty insurers), 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 property and casualty insurers, and records with no verified work email. Companies headquartered outside New York 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, 29,894 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 20, 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.

Property and casualty insurers by metro in the United States

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 property and casualty insurers, 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 property and casualty insurers are there based in New York, United States?

RevenueBase identified 110 property and casualty insurers headquartered in New York, 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?

Travelers, headquartered in New York, tops this list with the largest team on record.

Which city has the most property and casualty insurers?

Houston leads with 119 headquartered companies, followed by New York (110) and Miami (88).

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 29,894 verified decision-maker contacts tracked across these 110 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 20, 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.