Insights

Scale and Stability Trustmark Health Benefits is a large, established player in national health benefit administration with over a million members served annually and substantial claims handling capacity, signaling reliability and opportunities to position as a long-term, scalable benefits partner for mid-market and enterprise clients.

Financially Proven As part of a parent organization with billions in assets and a multi-decade operating history, Trustmark demonstrates financial strength and sustainability, making it a credible partner for clients seeking stable premium funding arrangements and long-term cost containment strategies.

Strategic Leadership Recent leadership changes in CFO and strategy roles, plus retention of senior executives, indicate a potential window for introducing innovative financial structuring, benefit design optimization, and strategic cost-management solutions aligned with their growth trajectory.

Diversity and Workplace Recognition as an America’s Greatest Workplace for Diversity in 2024 highlights a strong employer brand; prospects in employee-centric benefits, wellness programs, and inclusive benefit design could benefit from tailored wellness and voluntary benefit strategies.

Innovation and Partnerships Past and ongoing technology collaborations (for example iOpt integration) and a focus on self-funded employer groups suggest opportunities to offer advanced enrollment, digital experience enhancements, and data-driven cost optimization solutions leveraging modern tech ecosystems.

CoreSource, now Trustmark Health Benefits Tech Stack

CoreSource, now Trustmark Health Benefits uses 8 technology products and services including Continuous Delivery, Adobe Experience Cloud, MLflow, and more. Explore CoreSource, now Trustmark Health Benefits's tech stack below.

  • Continuous Delivery
    Continuous Integration
  • Adobe Experience Cloud
    Data Management Platforms
  • MLflow
    Development
  • Microsoft Excel
    Editors
  • Azure Front Door
    Load Balancers
  • Microsoft
    Miscellaneous
  • Microsoft Project Server
    Project Management
  • PCI DSS
    Risk And Compliance

Media & News

CoreSource, now Trustmark Health Benefits's Email Address Formats

CoreSource, now Trustmark Health Benefits uses at least 2 format(s):
CoreSource, now Trustmark Health Benefits Email FormatsExamplePercentage
FLast@coresource.comJDoe@coresource.com
95%
First.Last@coresource.comJohn.Doe@coresource.com
4%
FirstLast@coresource.comJohnDoe@coresource.com
1%
FLast@trustmarkbenefits.comJDoe@trustmarkbenefits.com
94%
Last@trustmarkbenefits.comDoe@trustmarkbenefits.com
6%

Frequently Asked Questions

What is CoreSource, now Trustmark Health Benefits's phone number?

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You can contact CoreSource, now Trustmark Health Benefits'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 CoreSource, now Trustmark Health Benefits's official website and social media links?

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CoreSource, now Trustmark Health Benefits's official website is trustmarkbenefits.com and has social profiles on LinkedIn.

How much revenue does CoreSource, now Trustmark Health Benefits generate?

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As of July 2026, CoreSource, now Trustmark Health Benefits's annual revenue is estimated to be $1B - $10B.

What is CoreSource, now Trustmark Health Benefits's NAICS code?

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CoreSource, now Trustmark Health Benefits's NAICS code is 524 - Insurance Carriers and Related Activities.

How many employees does CoreSource, now Trustmark Health Benefits have currently?

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As of July 2026, CoreSource, now Trustmark Health Benefits has approximately 364 employees across 3 continents, including North AmericaAsiaEurope. Key team members include President: C. J.Co Founder | Director: V. I.Vice President, Strategic Communication: P. H.. Explore CoreSource, now Trustmark Health Benefits's employee directory with LeadIQ.

What industry does CoreSource, now Trustmark Health Benefits belong to?

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CoreSource, now Trustmark Health Benefits operates in the Insurance industry.

What technology does CoreSource, now Trustmark Health Benefits use?

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CoreSource, now Trustmark Health Benefits's tech stack includes Continuous DeliveryAdobe Experience CloudMLflowMicrosoft ExcelAzure Front DoorMicrosoftMicrosoft Project ServerPCI DSS.

What is CoreSource, now Trustmark Health Benefits's email format?

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CoreSource, now Trustmark Health Benefits's email format typically follows the pattern of FLast@coresource.com. Find more CoreSource, now Trustmark Health Benefits email formats with LeadIQ.

When was CoreSource, now Trustmark Health Benefits founded?

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CoreSource, now Trustmark Health Benefits was founded in 1974.
CoreSource, now Trustmark Health Benefits logo

CoreSource, now Trustmark Health Benefits

InsuranceUnited States201-500 Employees

Trustmark Health Benefits, Inc., formerly CoreSource, acts as a national health benefit plan administrator in the United States. With about 44 years of industry experience, it serves self-funded employer groups, handles claims for more than a million members annually, and processed over $2.5 billion in claims in 2018, while holding URAC accreditation in health and wellness services.

Section iconCompany Overview

Phone number
NAICS Code
524 - Insurance Carriers and Related Activities
Founded
1974
Employees
201-500

Section iconFunding & Financials

  • $1B - $10B

    CoreSource, now Trustmark Health Benefits's revenue is estimated to be in the range of $1B - $10B

Section iconFunding & Financials

  • $1B - $10B

    CoreSource, now Trustmark Health Benefits's revenue is estimated to be in the range of $1B - $10B

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