Insights

Strategic footprint CSU operates as a nonadmitted carrier across 43 states with approval in all 50 states and Washington, D.C., providing access to excess and surplus lines. This broad footprint presents cross-sell potential to independent agents seeking E&S capacity and streamlined market access.

Strong rating CSU carries an A+ (Superior) rating from AM Best, signaling solid financial strength and credibility for binding larger or more complex E&S risks, which can be leveraged in conversations with high-net-worth clients and specialized industries.

Agent ecosystem The in-house E&S brokerage CSU Producer Resources Inc. enables Cincinnati agents to access CSU efficiently, highlighting an integrated channel strategy that could be expanded to recruit additional independent agents and expand premium growth.

Tech enablement With a tech stack including Guidewire ClaimCenter, BMC Remedy, Power Automate and cybersecurity focus, CSU positions itself to improve claims handling and risk management; this can be marketed to agencies prioritizing digital operations and faster claim resolution.

Recent risk moves Legal actions and asset moves, such as CSU's involvement in indemnity disputes and policy exclusions related to assault and battery coverage, indicate a potential need for targeted coverage solutions, risk transfer products, and clearer policy language to reduce exposure for specific sectors like mass events and high-risk commercial activity.

The Cincinnati Specialty Underwriters Insurance Company Tech Stack

The Cincinnati Specialty Underwriters Insurance Company uses 8 technology products and services including Adobe, CCPA, Java Persistence API, and more. Explore The Cincinnati Specialty Underwriters Insurance Company's tech stack below.

  • Adobe
    Audio, Video, Graphics
  • CCPA
    Certificates
  • Java Persistence API
    Database Management Software
  • Eclipse IDE
    Integrated Development Environments
  • Element UI
    Javascript Frameworks
  • COBOL
    Operating Systems & Computing Languages
  • Google
    Search Engines
  • Microsoft Exchange
    Storage

Media & News

The Cincinnati Specialty Underwriters Insurance Company's Email Address Formats

The Cincinnati Specialty Underwriters Insurance Company uses at least 1 format(s):
The Cincinnati Specialty Underwriters Insurance Company Email FormatsExamplePercentage
First_Last@cinfin.comJohn_Doe@cinfin.com
92%
FLast@cinfin.comJDoe@cinfin.com
4%
First.Last@cinfin.comJohn.Doe@cinfin.com
3%
Last@cinfin.comDoe@cinfin.com
1%

Frequently Asked Questions

What is The Cincinnati Specialty Underwriters Insurance Company's official website and social media links?

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The Cincinnati Specialty Underwriters Insurance Company's official website is cinfin.com and has social profiles on LinkedIn.

How much revenue does The Cincinnati Specialty Underwriters Insurance Company generate?

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As of July 2026, The Cincinnati Specialty Underwriters Insurance Company's annual revenue is estimated to be $250M - $500M.

What is The Cincinnati Specialty Underwriters Insurance Company's NAICS code?

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The Cincinnati Specialty Underwriters Insurance Company's NAICS code is 524 - Insurance Carriers and Related Activities.

How many employees does The Cincinnati Specialty Underwriters Insurance Company have currently?

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As of July 2026, The Cincinnati Specialty Underwriters Insurance Company has approximately 140 employees across 1 continents, including North America. Key team members include Senior Vice President Of Operations: J. C.Consulting Underwriting Director Csu: A. S.Excess & Surplus Professional Consulting Underwriting Director: D. G.. Explore The Cincinnati Specialty Underwriters Insurance Company's employee directory with LeadIQ.

What industry does The Cincinnati Specialty Underwriters Insurance Company belong to?

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The Cincinnati Specialty Underwriters Insurance Company operates in the Insurance industry.

What technology does The Cincinnati Specialty Underwriters Insurance Company use?

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The Cincinnati Specialty Underwriters Insurance Company's tech stack includes AdobeCCPAJava Persistence APIEclipse IDEElement UICOBOLGoogleMicrosoft Exchange.

What is The Cincinnati Specialty Underwriters Insurance Company's email format?

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The Cincinnati Specialty Underwriters Insurance Company's email format typically follows the pattern of First_Last@cinfin.com. Find more The Cincinnati Specialty Underwriters Insurance Company email formats with LeadIQ.
The Cincinnati Specialty Underwriters Insurance Company logo

The Cincinnati Specialty Underwriters Insurance Company

InsuranceOhio, United States51-200 Employees

The Cincinnati Specialty Underwriters Insurance Company (CSU) is a Delaware-domiciled, nonadmitted carrier that serves as the wholly owned subsidiary through which The Cincinnati Insurance Company provides local independent agents access to excess and surplus lines. Market access is facilitated through CSU Producer Resources Inc. (C-SUPR), the in-house E&S brokerage. The company is based in Hamilton, Ohio, and is part of the Cincinnati Insurance footprint. CSU operates across 43 active states and is an approved nonadmitted carrier in all 50 states and Washington, D.C. It holds an A+ (Superior) rating from AM Best, reflecting its underwriting strength. The arrangement places CSU within the Cincinnati Financial Corporation family, focusing on specialty underwriting for independent agents in the excess and surplus lines space.

Section iconCompany Overview

Website
cinfin.com
NAICS Code
524 - Insurance Carriers and Related Activities
Employees
51-200

Section iconFunding & Financials

  • $250M - $500M

    The Cincinnati Specialty Underwriters Insurance Company's revenue is estimated to be in the range of $250M - $500M

Section iconFunding & Financials

  • $250M - $500M

    The Cincinnati Specialty Underwriters Insurance Company's revenue is estimated to be in the range of $250M - $500M

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