Company lists · Data refreshed September 2026

Top 25 Underwriting management companies worldwide

RevenueBase identified 3,428 company matches for underwriting management companies worldwide as of September 2026 and tracks 120,727 professional contacts across them, including 55,150 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for underwriting management companies 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 September 22, 2026. Country and city lists for underwriting management companies 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 Sep 22, 2026 How this list was built
3,428Companies
120,727Contacts tracked
55,150Verified emails
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The 25 largest underwriting management companies worldwide

Ranked by team size
Top 25 of 3,428 company matches for underwriting management companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchDallas, TX, United StatesHQ recorded Sep 22, 202610001+13,482 contacts →

Exact match

“What makes Lockton stand apart is also what makes us better: independence.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchCharlotte, NC, United StatesHQ recorded Sep 22, 20265,001-10,0004,926 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 · Sep 22, 2026 · View company records in RevenueBase
3Exact matchCharlotte, NC, United StatesHQ recorded Sep 22, 20265,001-10,0002,959 contacts →

Exact match

“CRC Group is all about progress.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchChicago, IL, United StatesHQ recorded Sep 22, 20261,001-5,0002,955 contacts →

Exact match

“RT Specialty is a leading wholesale distributor of specialty insurance products and services and the wholesale broking specialty for Ryan Specialty.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchUnterföhring, GermanyHQ recorded Sep 22, 20261,001-5,0002,499 contacts →

Exact match

“We are now Allianz Commercial!”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchBoston, MA, United StatesHQ recorded Sep 22, 20261,001-5,0001,799 contacts →

Exact match

“Berkshire Hathaway Specialty Insurance is an organization committed to providing long-term risk solutions and claims care to our customers backed by the financial strength of…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchSevenoaks, United KingdomHQ recorded Sep 22, 20261,001-5,0001,413 contacts →

Exact match

“Markerstudy Insurance Services Limited (MISL) is one of the largest Managing General Agents in the UK.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchNanterre, FranceHQ recorded Sep 22, 20261,001-5,0001,404 contacts →

Exact match

“GGVie, filiale d’assurance de personnes du Groupe Groupama.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 22, 20261,001-5,0001,343 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchWayne, PA, United StatesHQ recorded Sep 22, 20261,001-5,0001,314 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 · Sep 22, 2026 · View company records in RevenueBase
11Exact matchCanoga Park, CA, United StatesHQ recorded Sep 22, 2026n/a1,147 contacts →

Exact match

“Founded in 1972, Allen Lawrence & Associates, LLC.(AL & A) has the distinct advantage of active participation by its principals.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchJersey City, NJ, United StatesHQ recorded Sep 22, 20265,001-10,0001,097 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 · Sep 22, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Sep 22, 20265,001-10,0001,079 contacts →

Exact match

“Ryan Specialty (NYSE: RYAN) is an international specialty insurance firm that provides distribution, underwriting, product development, administration and risk management services…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchJersey City, NJ, United StatesHQ recorded Sep 22, 20261,001-5,000877 contacts →

Exact match

“SageSure is building the world’s leading catastrophe-risk franchise.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Sep 22, 2026501-1,000851 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 · Sep 22, 2026 · View company records in RevenueBase
16Exact matchLakewood Ranch, FL, United StatesHQ recorded Sep 22, 20265,001-10,000757 contacts →

Exact match

“Davies is a specialist professional services and technology firm delivering comprehensive insurance and risk solutions to clients across the globe.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchOmaha, NE, United StatesHQ recorded Sep 22, 20261,001-5,000680 contacts →

Exact match

“Applied Underwriters® is a global risk services firm helping business and people manage uncertainty through its business services, insurance, and reinsurance solutions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 22, 2026201-500675 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchCincinnati, OH, United StatesHQ recorded Sep 22, 20261,001-5,000635 contacts →

Exact match

“Core Specialty, through its subsidiary insurers, offers a diversified range of property, casualty, and marine insurance products for small to mid-sized businesses.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchMoorestown, NJ, United StatesHQ recorded Sep 22, 2026201-500614 contacts →

Exact match

“Admiral Insurance Group, a Berkley company, provides excess and surplus (E&S) lines of commercial insurance exclusively through our nationwide network of wholesale brokers.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchHarrisburg, PA, United StatesHQ recorded Sep 22, 2026201-500592 contacts →

Exact match

“Aegis General Insurance Agency (AGIA) is a Managing General Agency and full-service Program Administrator.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchJohannesburg, South AfricaHQ recorded Sep 22, 2026501-1,000581 contacts →

Exact match

“At Indwe Risk Services, we offer comprehensive personal and business cover through reputable insurers.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchCorporate Headquarters: Bermuda, NY, SwedenHQ recorded Sep 22, 2026501-1,000574 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 · Sep 22, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 22, 2026501-1,000561 contacts →

Exact match

“Skyward Specialty is a rapidly growing and innovative specialty insurance company, delivering commercial P&C products and solutions on a non-admitted and admitted basis.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchJacksonville, FL, United StatesHQ recorded Sep 22, 2026501-1,000553 contacts →

Exact match

“For more than 45 years, Fortegra and its subsidiaries have delivered risk management solutions that help people and businesses succeed in the face of uncertainty.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 3,428 underwriting management companies worldwide

See the full list, filter by size, metro and specialty, and access 55,150 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Underwriting management companies worldwide at a glance

As of Sep 22, 2026
45.7%Verified-email coverage
35.2Average contacts per company
11-50Median size (employees)
4.7%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
1,452
11-50
1,272
51-200
448
201-500
120
501-1,000
49
1,001-5,000
53
5,001-10,000
12
10001+
11

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 underwriting management companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “underwriting management 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. 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 55,150 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 22, 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.

Underwriting management companies by location

19 lists · largest first

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

Countries

Cities

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 “underwriting management companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many underwriting management companies are there worldwide?

RevenueBase identified 3,428 company matches for underwriting management companies worldwide 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?

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

Which country has the most underwriting management companies?

The United States leads with 978 companies, followed by the United Kingdom (333) and Brazil (234). Every underwriting management companies list by country and city is linked on this page.

Which city has the most underwriting management companies?

London leads with 160 company records, followed by Sao Paulo (57) and New York (50).

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 55,150 professional contacts with verified work emails tracked across these 3,428 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 22, 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.