Term
Excess and surplus lines (E&S / non-admitted insurance)
25 stories mention it
Excess and surplus lines insurance covers risks a standard insurer won't write, sold through carriers not licensed in that state.
A property or casualty risk that an admitted insurer's filed rates and forms cannot price — a coastal property in a hurricane zone, a niche liability class, a habitational risk with a spotty claims history — moves instead to the excess and surplus lines market. A wholesale or surplus lines broker, licensed separately from a retail agent, shops the risk to non-admitted carriers, negotiates bespoke terms, and certifies that admitted markets were tried first before binding coverage.
E&S exists because rate and form regulation, built for predictable personal lines, makes admitted insurers slow to reprice or withdraw as conditions change. Freed from filing rates in advance, non-admitted carriers move faster, which is why the market grows whenever catastrophe losses push standard insurers to retreat from a class. Non-admitted does not mean unlicensed or unregulated: the insurer still holds a home-state license and sits on an eligibility list, and its policyholders lose the guaranty-fund backstop if the carrier fails.
In insurance technology, E&S is where underwriting automation is spreading fastest, because bespoke non-admitted risks otherwise require a person to check every submission against a program's guidelines by hand. AI tools now read submissions and flag guideline exceptions for E&S underwriters, and new AI-native carriers and MGAs are launching programs aimed squarely at catastrophe-exposed property classes that admitted insurers have been leaving.
Written by Insurtech Daily.
For the running coverage rather than the definition, see the Insurtech hub. For the companies in this business, see specialty insurance companies.
Companies in these stories
Excess and surplus lines in the news
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Ategrity posts record combined ratio as E&S property push gains pace
Underwriting income rose 84% as a sharp investment swing pulled net income lower
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Banyan Risk US E&S Casualty expansion marks next phase of growth strategy
Banyan Risk, the specialty managing general agent (MGA), has announced the expansion of its Casualty platform into the United States excess and surplus (E&S) market. Insurance capacity will be provided by Accredited…
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Banyan Risk takes casualty platform into US E&S with Accredited capacity
The Bermuda MGA, which launched a wildfire venture last month, now plans to build a US casualty underwriting team
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AXA XL names western E&S casualty underwriting manager
Erin Bouren joins as AXA XL builds out its newly launched dedicated wholesale E&S entity in the US
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Etude Launches E&S Carrier with $100M Surplus
Etude launched Etude Specialty Insurance Company, a technology-driven excess and surplus lines carrier for commercial property and casualty. Etude Specialty is domiciled in Nebraska, has more than $100 million of…
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Etude launches E&S carrier for commercial P&C
Etude, a provider of high-agency talent, custom technology, and permanent capital to the insurance, commercial real estate, and industrial industries, has launched Etude Specialty Insurance Company, a Nebraska-domiciled…
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ACIC launches E&S carrier for coastal commercial property
ACES Specialty Insurance will begin writing in Florida, Texas and South Carolina on December 1, adding a direct market for catastrophe-exposed placements
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AXA XL launches dedicated E&S insurance company for wholesale brokers
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AXA XL Launches Insurance Company, AXA XL E&S
AXA XL said it launched AXA XL Excess & Surplus Lines Insurance Company (AXA XL E&S), dedicated to exclusively serve wholesale brokers. This strategic move enhances AXA XL’s underwriting focus and capabilities within…
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AXA XL launches dedicated Excess & Surplus lines insurance company
AXA XL, the property and casualty specialty risk division of AXA, has launched AXA XL Excess & Surplus Lines Insurance Company (AXA XL E&S), a dedicated legal entity focused exclusively on wholesale broker…
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AXA XL launches dedicated E&S insurance company
AXA XL E&S received an A+ financial strength rating from AM Best in March 2026.
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Viewpoint: Surplus Lines Insurers Offer Vital Cover for Growing Tech-Driven Industries
As technological advancements become more ingrained in the development of entirely new industries and change the nature of existing industries, accessing needed coverage for complex risks through surplus lines carriers…
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Viewpoint: Surplus Lines Insurers Offer Vital Cover for Growing Tech-Driven Industries
As technological advancements become more ingrained in the development of entirely new industries and change the nature of existing industries, accessing needed coverage for complex risks through surplus lines carriers…
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Gregg’s E&S insurer Orion180 sets terms for up to $1.7 billion Nasdaq debut
The Florida-based excess and surplus homeowners insurer is testing investor appetite with a huge valuation multiple
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Great Hill invests in Aurenity, a technology-enabled E&S MGA, to support underwriting
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Great Hill Invests In Aurenity To Expand E&S Insurance Programs And AI-Enabled Underwriting
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Great Hill Invests In Aurenity To Expand E&S Insurance Programs And AI-Enabled Underwriting
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Great Hill Partners Invests in E&S Insurance MGA Aurenity
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bolt Delivers First AI-Powered Insurance Distribution Platform for All Lines, Including Admitted, E&S and Wholesale Markets
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Chubb Q2 Net Down 3.8%; Large E&S Property ‘Overly Soft’: CEO
Second-quarter 2026 net income at insurer Chubb was down 3.8% compared to the same period in 2025 to about $2.85 billion, with property/casualty underwriting income up 18.8% to about $1.9 billion. Pretax net catastrophe…
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Where admitted carriers retreat, E&S insurers are stepping in
AM Best data shows surplus lines absorbing AI and cat risk as standard carriers pull back on pricing and data grounds
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AI speeds guideline checks for excess and surplus lines underwriters
Kirk Schneider on AI tools, guideline scans and high net worth risk
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AI underwriter FutureProof enters E&S lines market
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FutureProof Launches an AI E&S Program with Bridge Specialty Group to Target Condo and Renters Policies in Catastrophe-Exposed Southeast
Showing the 24 most recent of 25.