Company lists · Data refreshed October 2026

Top 25 Commercial insurance underwriters worldwide

RevenueBase identified 535 company matches for commercial insurance underwriters worldwide as of October 2026 and tracks 68,047 professional contacts across them, including 25,791 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for commercial insurance underwriters worldwide, 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 10, 2026. Country and city lists for commercial insurance underwriters follow the table.

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 10, 2026 How this list was built
535Companies
68,047Contacts tracked
25,791Verified emails
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The 25 largest commercial insurance underwriters worldwide

Ranked by team size
Top 25 of 535 company matches for commercial insurance underwriters worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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 Oct 10, 202610001+33,538 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2Exact matchCharlotte, NC, United StatesHQ recorded Oct 10, 20265,001-10,0005,053 contacts →

Exact match

“Amwins is the largest wholesale distributor of specialty insurance products and services in the U.S.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3Exact matchBrea, CA, United StatesHQ recorded Oct 10, 20265,001-10,0003,339 contacts →

Exact match

“At Mercury, we have been guided by our purpose to help people reduce risk and overcome unexpected events for more than 60 years.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4Exact matchUnterföhring, GermanyHQ recorded Oct 10, 20261,001-5,0002,418 contacts →

Exact match

“We are now Allianz Commercial!”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Oct 10, 202610001+2,018 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6Exact matchZurich, SwitzerlandHQ recorded Oct 10, 20261,001-5,0001,943 contacts →

Exact match

“Swiss Re Corporate Solutions provides a range of traditional and innovative commercial insurance products and risk-transfer solutions through a global team of commercial insurance…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 10, 20261,001-5,0001,361 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8Exact matchWayne, PA, United StatesHQ recorded Oct 10, 20261,001-5,0001,335 contacts →

Exact match

“We aspire to be the very best insurance company at underwriting insurance products for our customers.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9Exact matchJersey City, NJ, United StatesHQ recorded Oct 10, 20265,001-10,0001,133 contacts →

Exact match

“Underwriting solutions at Verisk is a leading provider of advanced tools and analytics for the property/casualty and life insurance industries.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10Exact matchStevens Point, WI, United StatesHQ recorded Oct 10, 20261,001-5,000871 contacts →

Exact match

“Your business.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchCorporate Headquarters: Bermuda, NY, SwedenHQ recorded Oct 10, 2026501-1,000614 contacts →

Exact match

“SiriusPoint is a global underwriter of insurance and reinsurance providing solutions to clients and brokers around the world.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Oct 10, 2026501-1,000550 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Oct 10, 20261,001-5,000450 contacts →

Exact match

“Jencap is a national wholesale insurance intermediary serving retail agents through wholesale brokerage, binding authority, and program management.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14Exact matchRegina, SK, CanadaHQ recorded Oct 10, 2026n/a403 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15Exact matchJersey City, NJ, United StatesHQ recorded Oct 10, 2026201-500373 contacts →

Exact match

“Tokio Marine has been conducting business in the U.S.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16Exact matchGoldsboro, NC, United StatesHQ recorded Oct 10, 2026201-500333 contacts →

Exact match

“Atlantic Casualty Insurance Company (Atlantic Casualty) was formed by Strickland Insurance Group (SIG) in 1983 to underwrite a substantial book of non-standard personal auto.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17Exact matchAuckland, New ZealandHQ recorded Oct 10, 20261,001-5,000323 contacts →

Exact match

“For more than 165 years, we’ve been helping Kiwi in all lines of work, in all parts of the country, through good times and bad.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18Exact matchRiyadh, Saudi ArabiaHQ recorded Oct 10, 2026201-500273 contacts →

Exact match

“Insurance you can trust Under the Supervision & Regulation of the Insurance Authority متكاملة للتأمين خاضعة لإشراف ورقابة هيئة التأمين.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19Exact matchSao Paulo, BrazilHQ recorded Oct 10, 202651-200267 contacts →

Exact match

“Seja bem-vindo a Daycoval Seguros!”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20Exact matchCortland, NY, United StatesHQ recorded Oct 10, 202651-200200 contacts →

Exact match

“McNeil & Co.| We Are Who We Insure McNeil & Co.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21Exact matchConcord, ON, United StatesHQ recorded Oct 10, 202651-200183 contacts →

Exact match

“Oracle RMS specializes in providing both commercial and personal insurance protection to owners of small to mid-size companies in the province of Ontario.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22Exact matchDubai, United Arab EmiratesHQ recorded Oct 10, 2026201-500163 contacts →

Exact match

“With over forty years’ experience, Alliance Insurance has grown to become one of UAE’s leading providers of premium insurance services to individuals, corporations and government…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23Exact matchAlgona, IA, United StatesHQ recorded Oct 10, 2026201-500151 contacts →

Exact match

“For more than a century, Pharmacists Mutual has been providing specialized insurance solutions backed by solid industry insight.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24Exact matchEncino, CA, United StatesHQ recorded Oct 10, 2026201-500137 contacts →

Exact match

“Tokio Marine HCC – Cyber & Professional Lines Group (CPLG) is a specialty insurance provider.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25Exact matchGurgaon, IndiaHQ recorded Oct 10, 202651-200114 contacts →

Exact match

“PlanCover is redefining the way progressive companies manage and purchase commercial insurance.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 25 of 535 commercial insurance underwriters worldwide

See the full list, filter by size, metro and specialty, and access 25,791 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial insurance underwriters worldwide at a glance

As of Oct 10, 2026
37.9%Verified-email coverage
127.2Average contacts per company
11-50Median size (employees)
3.0%Largest-city concentration · London
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
259
11-50
170
51-200
51
201-500
22
501-1,000
8
1,001-5,000
12
5,001-10,000
5
10001+
4

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for commercial insurance underwriters are linked below.
What qualifies
Company records worldwide whose business descriptions match “commercial insurance underwriters” 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. 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 25,791 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 10, 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.

Commercial insurance underwriters by location

3 lists · largest first

Every Commercial insurance underwriters list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “commercial insurance underwriters”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial insurance underwriters are there worldwide?

RevenueBase identified 535 company matches for commercial insurance underwriters worldwide 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?

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

Which country has the most commercial insurance underwriters?

The United States leads with 220 companies, followed by the United Kingdom (44) and Australia (27). Every commercial insurance underwriters list by country and city is linked on this page.

Which city has the most commercial insurance underwriters?

London leads with 16 company records, followed by Sao Paulo (8) and New York (7).

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 25,791 professional contacts with verified work emails tracked across these 535 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 10, 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.