Insights

Market Position ISU is a specialized stop-loss MGU division with decades of industry experience and a carrier-centric service model, presenting an opportunity to sell ancillary services such as high-touch claims administration, underwriting support, and administration outsourcing to mid-market insurers seeking agile stop-loss capabilities.

Growth Readiness With restructuring into a Companion Life division and multi-office presence, ISU demonstrates ongoing growth and integration potential, suggesting potential for expanded partnerships, co-sourced backroom operations, and scalable admin services for growing risk pools.

Operational Excellence ISU emphasizes a detailed carrier business model and client-specific strategies, signaling a readiness to adopt enhanced analytics, reporting dashboards, and risk-based pricing solutions that can be sold as value-added tools to current and prospective clients.

Digital Enablement Current tech stack includes modern web and security tools; there is an opportunity to offer additional digital transformation services such as claims analytics, automation, and customer self-service portals to improve efficiency and client experience.

Market Alignment Headquartered in Jacksonville with sales offices in Austin, Fort Worth, Minneapolis, and Orlando, ISU serves nationwide. This suggests target opportunities with regional insurers seeking centralized MGU support and flexible backroom services to scale across multiple markets.

ISU Tech Stack

ISU uses 8 technology products and services including Wix, Zepto, Polyfill, and more. Explore ISU's tech stack below.

  • Wix
    Content Management System
  • Zepto
    Javascript Libraries
  • Polyfill
    Javascript Libraries
  • Envoy
    Load Balancers
  • WebsiteBuilder
    Page Builders
  • Priority Hints
    Performance
  • HSTS
    Security
  • Bootstrap
    UI Frameworks

Media & News

ISU's Email Address Formats

ISU uses at least 1 format(s):
ISU Email FormatsExamplePercentage
FLast@isu-inc.netJDoe@isu-inc.net
93%
Last@isu-inc.netDoe@isu-inc.net
5%
FiLast@isu-inc.netJoDoe@isu-inc.net
2%

Frequently Asked Questions

What is ISU's phone number?

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You can contact ISU's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is ISU's stock symbol?

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ISU is a publicly traded company; the company's stock symbol is TNL.

What is ISU's official website and social media links?

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ISU's official website is isu-inc.net and has social profiles on LinkedIn.

How much revenue does ISU generate?

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As of July 2026, ISU's annual revenue is estimated to be $100M - $250M.

What is ISU's NAICS code?

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ISU's NAICS code is 524 - Insurance Carriers and Related Activities.

How many employees does ISU have currently?

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As of July 2026, ISU has approximately 78 employees across 6 continents, including North AmericaEuropeAsia. Key team members include Broke Owner: P. S.Project Director: F. R.Claims Manager: R. D.. Explore ISU's employee directory with LeadIQ.

What industry does ISU belong to?

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ISU operates in the Insurance industry.

What technology does ISU use?

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ISU's tech stack includes WixZeptoPolyfillEnvoyWebsiteBuilderPriority HintsHSTSBootstrap.

What is ISU's email format?

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ISU's email format typically follows the pattern of FLast@isu-inc.net. Find more ISU email formats with LeadIQ.

When was ISU founded?

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ISU was founded in 1991.
ISU logo

ISU

InsuranceFlorida, United States51-200 Employees

ISU, International Specialty Underwriters, Inc., operates in the insurance sector with a focus on the stop-loss market, offering claims processing, underwriting, marketing, and administrative services. The company supports stop-loss programs nationwide through direct marketing and back-office operations. Founded in 1991, ISU became part of Companion Life in 2008 and was restructured as a division of Companion Life Insurance Company in 2020.

Headquartered in Jacksonville, Florida, ISU maintains additional sales offices in Austin and Fort Worth, Texas; Minneapolis, Minnesota; and Orlando, Florida. The organization emphasizes a detailed carrier-focused operating model and benefits from leadership with extensive industry experience across executive, underwriting, marketing, administration and claims functions.

Section iconCompany Overview

Phone number
Stock Symbol
TNL
NAICS Code
524 - Insurance Carriers and Related Activities
Founded
1991
Employees
51-200

Section iconFunding & Financials

  • $100M - $250M

    ISU's revenue is estimated to be in the range of $100M - $250M

Section iconFunding & Financials

  • $100M - $250M

    ISU's revenue is estimated to be in the range of $100M - $250M

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