Company lists · Data refreshed October 2026

Top 25 Medical stop loss carriers worldwide

RevenueBase identified 99 company matches for medical stop loss carriers worldwide as of October 2026 and tracks 15,561 professional contacts across them, including 7,032 with verified work emails. The United States is the largest market and Philadelphia the largest hub.

This list covers company matches for medical stop loss carriers 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 18, 2026. Country and city lists for medical stop loss carriers 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 18, 2026 How this list was built
99Companies
15,561Contacts tracked
7,032Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest medical stop loss carriers worldwide

Ranked by team size
Top 25 of 99 company matches for medical stop loss carriers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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 matchChattanooga, TN, United StatesHQ recorded Oct 18, 202610001+11,065 contacts →

Exact match

“Since our founding in 1848, Unum has been a leader in the employee benefits business through innovation, integrity and an unwavering commitment to our customers.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2Exact matchOklahoma City, OK, United StatesHQ recorded Oct 18, 20261,001-5,0002,151 contacts →

Exact match

“American Fidelity is more than an insurance company.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3Exact matchPittsburgh, PA, United StatesHQ recorded Oct 18, 2026201-500369 contacts →

Exact match

“HM Insurance Group (HM) works to protect businesses from the financial risk associated with health care costs.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4Exact matchHamilton, NJ, United StatesHQ recorded Oct 18, 2026201-500322 contacts →

Exact match

“Berkley Accident and Health is a risk management leader that helps individuals, groups, employers, and healthcare organizations to better understand and manage their risk.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5Exact matchKennesaw, GA, United StatesHQ recorded Oct 18, 2026501-1,000278 contacts →

Exact match

“For over 50 years, HCC Life Insurance Company, operating as Tokio Marine HCC – A&H Group, has been at the forefront of medical stop loss insurance.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact matchBloomington, MN, United StatesHQ recorded Oct 18, 202651-200168 contacts →

Exact match

“HealthEZ is an independent health benefits innovator empowering clients to opt-out of the one-size-fits-all traditional insurance models burdened by rising costs and lackluster…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7Exact matchAtlanta, GA, United StatesHQ recorded Oct 18, 202651-20084 contacts →

Exact match

“Connexure is the leading provider of SaaS solutions to the medical stop loss marketplace.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8Exact matchJacksonville, FL, United StatesHQ recorded Oct 18, 202651-20067 contacts →

Exact match

“Founded in 1991, International Specialty Underwriters, Inc.(ISU), provides exceptional service to the stop loss industry, including claims, underwriting, marketing and…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9Exact matchIrvine, CA, United StatesHQ recorded Oct 18, 2026201-50066 contacts →

Exact match

“Pinnacle Claims Management, Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10Exact matchEast Hartford, CT, United StatesHQ recorded Oct 18, 202651-20053 contacts →

Exact match

“Medical Risk Managers is a service provider to the employer stop loss industry.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11Exact matchLas Vegas, NV, United StatesHQ recorded Oct 18, 202651-20045 contacts →

Exact match

“Breckpoint is dedicated to helping brokers and employers build alternative risk solutions outside of the traditional insurance providers.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12Exact matchAtlanta, GA, United StatesHQ recorded Oct 18, 202651-20045 contacts →

Exact match

“OptiMed is a full-service employee benefits company providing self-funded and fully-insured products to our partners.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13Exact matchMinneapolis, MN, United StatesHQ recorded Oct 18, 202611-5043 contacts →

Exact match

“For over 30 years, TPAC has been a trusted stop-loss partner, helping employers take control of healthcare costs with transparency and efficiency.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchLansdale, PA, United StatesHQ recorded Oct 18, 202651-20041 contacts →

Exact match

“Underwriting Management Experts (UME) is a full-service Managing General Underwriter of employer stop-loss coverage.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchEvanston, IL, United StatesHQ recorded Oct 18, 202611-5035 contacts →

Exact match

“As a leading Managing General Underwriter, Evolution Risk Partners (ERP) redefines partnership through a shared vision of success with employers and brokers.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16Exact matchDallas, TX, United StatesHQ recorded Oct 18, 2026201-50035 contacts →

Exact match

“National Healthcare Solutions Group (NHSG), a certified "Great Place to Work," is an enterprise of specialized healthcare administration and insurance services companies.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17Exact matchPhiladelphia, PA, United StatesHQ recorded Oct 18, 202611-5033 contacts →

Exact match

“Granular provides self-funded employers with a new data-based approach to employer stop-loss in order to help them manage risks, costs and achieve better outcomes.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18Exact matchPhiladelphia, PA, United StatesHQ recorded Oct 18, 202611-5032 contacts →

Exact match

“Highlight Health is redefining cost containment for self-funded health plans, participants, and stop-loss carriers.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19Exact matchConshohocken, PA, United StatesHQ recorded Oct 18, 202651-20032 contacts →

Exact match

“The healthcare environment is increasingly complex and changing rapidly with novel treatments, mounting costs and newly emerging risks.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20Exact matchOsterville, MA, United StatesHQ recorded Oct 18, 202611-5031 contacts →

Exact match

“Approachable, Knowledgeable, Dependable - these qualities are at the core of StarLine's Excess of Loss Self-Insurance and reinsurance offerings.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21Exact matchChicago, IL, United StatesHQ recorded Oct 18, 2026n/a29 contacts →

Exact match

“Old Republic Accident & Health provides accident and health insurance solutions to help employers, individuals, and families manage the financial burden of unexpected healthcare…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22Exact matchSan Francisco, CA, United StatesHQ recorded Oct 18, 202651-20028 contacts →

Exact match

“Founded in 1983 as Intermediary Insurance Services, Inc.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23Exact matchKennesaw, GA, United StatesHQ recorded Oct 18, 202651-20025 contacts →

Exact match

“Skyward Accident & Health unleashes potential and empowers our clients and partners to succeed beyond convention.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24Exact matchColumbia, SC, United StatesHQ recorded Oct 18, 202611-5020 contacts →

Exact match

“Located in Columbia, SC, Antum Risk provides a variety of risk management services to the healthcare industry.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25Exact matchNorwalk, CT, United StatesHQ recorded Oct 18, 202611-5017 contacts →

Exact match

“CGS Health is a third-party administrator that helps businesses secure employee health benefits at a lower cost with customized, self-funded insurance plans.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase

Showing 25 of 99 medical stop loss carriers worldwide

See the full list, filter by size, metro and specialty, and access 7,032 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Medical stop loss carriers worldwide at a glance

As of Oct 18, 2026
45.2%Verified-email coverage
157.2Average contacts per company
11-50Median size (employees)
4.0%Largest-city concentration · Philadelphia
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
34
11-50
32
51-200
22
201-500
6
501-1,000
2
1,001-5,000
1
5,001-10,000
1
10001+
1

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 medical stop loss carriers are linked below.
What qualifies
Company records worldwide whose business descriptions match “medical stop loss carriers” 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 7,032 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 18, 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.

Medical stop loss carriers by location

1 lists · largest first

Every Medical stop loss carriers 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 “medical stop loss carriers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many medical stop loss carriers are there worldwide?

RevenueBase identified 99 company matches for medical stop loss carriers 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?

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

Which country has the most medical stop loss carriers?

The United States leads with 85 companies. Every medical stop loss carriers list by country and city is linked on this page.

Which city has the most medical stop loss carriers?

Philadelphia leads with 4 company records, followed by Atlanta (3) and Austin (2).

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 7,032 professional contacts with verified work emails tracked across these 99 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 18, 2026.

Ready to reach these companies? Verified emails and direct dials for all 99 medical stop loss carriers worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.