Company lists · Data refreshed October 2026

Top 25 Insurance underwriting support companies based in the United States

RevenueBase identified 998 company matches for insurance underwriting support companies associated with the United States as of October 2026 and tracks 46,697 professional contacts across them, including 14,672 with verified work emails. New York is the largest hub.

This list covers company matches for insurance underwriting support 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 October 17, 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 Oct 17, 2026 How this list was built
998Companies
46,697Contacts tracked
14,672Verified emails
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The 25 largest insurance underwriting support companies based in the United States

Ranked by team size
Top 25 of 998 company matches for insurance underwriting support companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 17, 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 matchBoston, MA, United StatesHQ recorded Oct 17, 20261,001-5,0004,753 contacts →

Exact match

“Xceedance provides strategic operations support, technology, and data services to drive efficiencies for insurance organizations worldwide.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
2Exact matchBoston, MA, United StatesHQ recorded Oct 17, 20261,001-5,0001,813 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 · Oct 17, 2026 · View company records in RevenueBase
3Exact matchWayne, PA, United StatesHQ recorded Oct 17, 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 17, 2026 · View company records in RevenueBase
4Exact matchPhiladelphia, PA, United StatesHQ recorded Oct 17, 20261,001-5,0001,292 contacts →

Exact match

“ESIS®, Inc.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5Exact matchJersey City, NJ, United StatesHQ recorded Oct 17, 20265,001-10,0001,217 contacts →

Exact match

“At York, we believe that behind every person is a unique story.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
6Exact matchJersey City, NJ, United StatesHQ recorded Oct 17, 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 17, 2026 · View company records in RevenueBase
7Exact matchWoodbury, PA, United StatesHQ recorded Oct 17, 20261,001-5,000829 contacts →

Exact match

“illumifin is a true partner to the insurance industry, delivering tech-enabled business processing services and essential software solutions to help transform insurers for…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
8Exact matchLakewood Ranch, FL, United StatesHQ recorded Oct 17, 20265,001-10,000785 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 · Oct 17, 2026 · View company records in RevenueBase
9Exact matchLakewood, CO, United StatesHQ recorded Oct 17, 2026201-500693 contacts →

Exact match

“Eberl is a people-centric organization - powered by technology and driven by compassion for others.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
10Exact matchFrederick, MD, United StatesHQ recorded Oct 17, 2026n/a656 contacts →

Exact match

“ESIC Corporation is a company based out of 38 S Market St, Frederick, MD, United States.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
11Exact matchCamden, NJ, United StatesHQ recorded Oct 17, 2026501-1,000638 contacts →

Exact match

“As one of America’s largest and most admired insurance brokerage and consulting firms, our mission is to provide innovative solutions to businesses facing complex risks and…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
12Exact matchSan Antonio, TX, United StatesHQ recorded Oct 17, 2026501-1,000631 contacts →

Exact match

“A member of the Claim Assist Solutions Family of Brands, Allcat’s mission is to be the provider of choice for all insurance adjusting needs with a complete set of tech-enabled…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
13Exact matchNorcross, GA, United StatesHQ recorded Oct 17, 2026501-1,000626 contacts →

Exact match

“Custard Insurance Adjusters takes pride in being one of the largest independent loss adjusting companies in the United States.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14Exact matchJacksonville, FL, United StatesHQ recorded Oct 17, 2026501-1,000589 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 · Oct 17, 2026 · View company records in RevenueBase
15Exact matchHenderson, NV, United StatesHQ recorded Oct 17, 20261,001-5,000564 contacts →

Exact match

“OIP Insurtech is a global insurance infrastructure company transforming specialty insurance operations through AI, underwriting intelligence, and operational execution systems.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
16Exact matchEden Prairie, MN, United StatesHQ recorded Oct 17, 20261,001-5,000563 contacts →

Exact match

“LTCG is a leading provider of business process outsourcing for the insurance industry.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17Exact matchLong Beach, CA, United StatesHQ recorded Oct 17, 2026501-1,000547 contacts →

Exact match

“TRISTAR began as an insurance program manager and medical malpractice claims administrator in 1987.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18Exact matchDanvers, MA, United StatesHQ recorded Oct 17, 20261,001-5,000527 contacts →

Exact match

“ISG is a nationally recognized company offering a comprehensive array of services tailored to support claim and litigation processes for insurance and legal professionals.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19Exact matchAltamonte Springs, FL, United StatesHQ recorded Oct 17, 2026501-1,000482 contacts →

Exact match

“North American Risk Services, Inc.(NARS) is a premier third party claims administrator that is dedicated to producing the best possible results for our clients.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20Exact matchGoldsboro, NC, United StatesHQ recorded Oct 17, 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 17, 2026 · View company records in RevenueBase
21Exact matchTampa, FL, United StatesHQ recorded Oct 17, 20261,001-5,000284 contacts →

Exact match

“RYZE Claim Solutions is a national claims services company where People Matter, Reputations Matter, and Results Matter!”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22Exact matchRocklin, CA, United StatesHQ recorded Oct 17, 2026501-1,000280 contacts →

Exact match

“Intercare Holdings Insurance Services is service provider of results-driven loss cost solutions to public and private entities.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23Exact matchJacksonville, FL, United StatesHQ recorded Oct 17, 202651-200259 contacts →

Exact match

“As a division of Ryan Specialty Underwriting Managers, US Assure distributes, underwrites and services construction and property insurance products across the U.S.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
24Exact matchChesterfield, MO, United StatesHQ recorded Oct 17, 2026201-500237 contacts →

Exact match

“Crane Agency is more than just an insurance broker – we're your advocate in an uncertain world.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
25Exact matchAustin, TX, United StatesHQ recorded Oct 17, 2026201-500222 contacts →

Exact match

“Since our founding in 1961, Continental General has been dedicated to serving policyholders, claimants, and their families with reliable insurance solutions.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase

Showing 25 of 998 insurance underwriting support companies based in the United States

See the full list, filter by size, metro and specialty, and access 14,672 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Insurance underwriting support companies based in the United States at a glance

As of Oct 17, 2026
31.4%Verified-email coverage
46.8Average contacts per company
11-50Median size (employees)
2.1%Largest-city concentration · New York
Oct 17, 2026Page data refreshed

Companies by employee count

1-10
426
11-50
325
51-200
150
201-500
44
501-1,000
24
1,001-5,000
17
5,001-10,000
8
10001+
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 998 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 “insurance underwriting support 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 14,672 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 17, 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 “insurance underwriting support companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many insurance underwriting support companies are there based in the United States?

RevenueBase identified 998 company matches for insurance underwriting support companies associated with the United States 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?

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

Which city has the most insurance underwriting support companies?

New York leads with 21 company records, followed by Chicago (15) and Houston (13).

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 14,672 professional contacts with verified work emails tracked across these 998 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 17, 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.