Company lists · Data refreshed September 2026

Top 25 Cyber reinsurance companies based in the United States

RevenueBase identified 119 company matches for cyber reinsurance companies associated with the United States as of September 2026 and tracks 5,884 professional contacts across them, including 3,102 with verified work emails. New York is the largest hub.

This list covers company matches for cyber reinsurance 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 September 16, 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 16, 2026 How this list was built
119Companies
5,884Contacts tracked
3,102Verified emails
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The 25 largest cyber reinsurance companies based in the United States

Ranked by team size
Top 25 of 119 company matches for cyber reinsurance companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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 matchNew York, NY, United StatesHQ recorded Sep 16, 202610001+1,883 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, CA, United StatesHQ recorded Sep 16, 2026501-1,000724 contacts →

Exact match

“Coalition is the world's first Active Insurance provider designed to help prevent digital risk before it strikes.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchAtlanta, GA, United StatesHQ recorded Sep 16, 20261,001-5,000412 contacts →

Exact match

“Hiscox USA is a growing specialty insurance company with offices across the US.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Sep 16, 2026201-500348 contacts →

Exact match

“At-Bay is the world’s first InsurSec provider designed from the ground up to help businesses tackle cyber risk head on.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchNY, United StatesHQ recorded Sep 16, 2026201-500264 contacts →

Exact match

“At Resilience, we’re creating a new category that integrates cybersecurity, cyber insurance, and cyber risk management.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchWest Hartford, CT, United StatesHQ recorded Sep 16, 202651-200157 contacts →

Exact match

“Beazley Security is a global cyber risk management firm committed to helping clients develop true cyber resilience, improving their ability to withstand and recover from any…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchDallas, TX, United StatesHQ recorded Sep 16, 2026201-500155 contacts →

Exact match

“Upland Capital Group, Inc.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchSchaumburg, IL, United StatesHQ recorded Sep 16, 202651-200133 contacts →

Exact match

“American Agricultural Insurance Company (AmericanAg®) stands out from the marketplace as a provider of reinsurance services across the insurance spectrum with a growing global…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchStamford, CT, United StatesHQ recorded Sep 16, 202651-200128 contacts →

Exact match

“The Stamford, Connecticut-based RVI Group is a financial services company focused on specialty property and casualty insurance and reinsurance.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Sep 16, 202651-200124 contacts →

Exact match

“CyberCube is delivering the world’s leading cyber risk modeling and analytics.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchBoston, MA, United StatesHQ recorded Sep 16, 2026201-500114 contacts →

Exact match

“Corvus by Travelers is a team of underwriters, technologists, and cybersecurity pros on a mission to reduce cyber risk and make organizations safer.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchLower Makefield Township, PA, United StatesHQ recorded Sep 16, 202611-5080 contacts →

Exact match

“Since 2015, Old Republic Alternative Markets has focused on delivering insurance and reinsurance solutions for complex risk environments, backed by the strength and stability of…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchDallas, TX, United StatesHQ recorded Sep 16, 202651-20076 contacts →

Exact match

“We strive to build successful partnerships and are committed to support the development of US life insurance companies of all sizes.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchNew York, NY, United StatesHQ recorded Sep 16, 202611-5066 contacts →

Exact match

“Elpha Secure is a cyber insurance MGA serving small and midsize businesses across a range of industries.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchGreensboro, NC, United StatesHQ recorded Sep 16, 202651-20053 contacts →

Exact match

“Vision: We look to partner with Insurance Companies in which our expertise and capital can make a difference.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchMorristown, NJ, United StatesHQ recorded Sep 16, 2026501-1,00053 contacts →

Exact match

“In the United States, we underwrite specialty casualty and property reinsurance, including some of today’s most distressed lines of business.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchMorristown, NJ, United StatesHQ recorded Sep 16, 202651-20051 contacts →

Exact match

“The Toa Reinsurance Company of America is an insurance company based out of 177 Madison Avenue, Morristown, New Jersey, United States.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 16, 202611-5047 contacts →

Exact match

“Converge fuses cyber insurance, security and technology to provide businesses with clear, confident cyber protection.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchAtlanta, GA, United StatesHQ recorded Sep 16, 202611-5045 contacts →

Exact match

“Located in the Atlanta, INSUREtrust is a pioneer in the cyber industry.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchNew York, NY, United StatesHQ recorded Sep 16, 202651-20043 contacts →

Exact match

“Ledger Investing is a specialized reinsurance broking and advisory firm exclusively focused on casualty insurance-linked securities (ILS), a fast-growing asset class at the…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchSan Francisco, CA, United StatesHQ recorded Sep 16, 202611-5029 contacts →

Exact match

“Upfort is a leading platform for cyber security and insurance that provides holistic protection from evolving cyber threats.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchGrand Junction, CO, United StatesHQ recorded Sep 16, 202611-5029 contacts →

Exact match

“For more than 119 years Western Colorado and Home Loan have grown and prospered together and, we like to think, because of each other.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23Exact matchNew York, IL, United StatesHQ recorded Sep 16, 202611-5028 contacts →

Exact match

“Demex is a technology-enabled services company that enables insurance companies to mitigate the economic impacts of climate change.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Sep 16, 202651-20026 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchFranklin Lakes, United StatesHQ recorded Sep 16, 202611-5026 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 25 of 119 cyber reinsurance companies based in the United States

See the full list, filter by size, metro and specialty, and access 3,102 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cyber reinsurance companies based in the United States at a glance

As of Sep 16, 2026
52.7%Verified-email coverage
49.4Average contacts per company
11-50Median size (employees)
13.4%Largest-city concentration · New York
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
47
11-50
45
51-200
18
201-500
4
501-1,000
2
1,001-5,000
1
10001+
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 119 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 “cyber reinsurance 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 3,102 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 16, 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 “cyber reinsurance companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cyber reinsurance companies are there based in the United States?

RevenueBase identified 119 company matches for cyber reinsurance companies 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?

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

Which city has the most cyber reinsurance companies?

New York leads with 16 company records, followed by San Francisco (5) and Dallas (4).

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 3,102 professional contacts with verified work emails tracked across these 119 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 16, 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.