Insights

Market Leadership CoreSource, operating as Trustmark Health Benefits, is a well-established leader in the health benefit plan administration industry with over 44 years of experience and serving more than one million members nationwide. Its strong reputation and extensive client base present opportunities for partners offering innovative solutions that enhance or complement existing services.

Technological Integration The company's use of advanced technology such as Python, Linux, and partnership with tech firms like iOpt LLC indicates a focus on digital solutions and innovation. This opens avenues for sales prospects in digital health management tools, claims processing automation, and data analytics platforms tailored for employee benefits providers.

Financial Stability With a revenue range of one to ten billion dollars and a parent company holding assets worth two billion, CoreSource demonstrates solid financial health. This stability makes it a receptive partner for scalable, long-term technology investments and collaborative projects aimed at cost efficiency and product expansion.

Leadership & Growth Recent leadership changes, including executive retirements and new hires such as a President of Voluntary Benefits, suggest active strategic development. Engaging with the company could present opportunities to introduce new benefits technology, engagement platforms, or innovative voluntary benefit solutions aligned with their growth initiatives.

Diversity & Inclusion Recognition as one of America's Greatest Workplaces for Diversity underscores Trustmark’s commitment to an inclusive workplace culture. This focus creates an opening for solutions that enhance employee engagement, diversity-focused benefits programs, or platforms that support corporate social responsibility initiatives.

CoreSource Tech Stack

CoreSource uses 8 technology products and services including Linkedin Insight Tag, Lucky Orange, Babel, and more. Explore CoreSource's tech stack below.

  • Linkedin Insight Tag
    Analytics
  • Lucky Orange
    Analytics
  • Babel
    Development
  • Python
    Programming Languages
  • Linux
    Programming Languages
  • Microsoft Project Server
    Project Management
  • FedEx
    Transportation And Fleet Management
  • Microsoft HTTPAPI
    Web Servers

Media & News

CoreSource's Email Address Formats

CoreSource uses at least 2 format(s):
CoreSource Email FormatsExamplePercentage
FLast@coresource.comJDoe@coresource.com
95%
First.Last@coresource.comJohn.Doe@coresource.com
4%
LFirst@coresource.comDJohn@coresource.com
1%
FLast@trustmarkbenefits.comJDoe@trustmarkbenefits.com
94%
Last@trustmarkbenefits.comDoe@trustmarkbenefits.com
6%

Frequently Asked Questions

Where is CoreSource's headquarters located?

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CoreSource's main headquarters is located at United States. The company has employees across 3 continents, including North AmericaAsiaEurope.

What is CoreSource's phone number?

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You can contact CoreSource'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's official website and social media links?

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CoreSource's official website is trustmarkbenefits.com and has social profiles on LinkedIn.

What is CoreSource's NAICS code?

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

How many employees does CoreSource have currently?

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As of March 2026, CoreSource has approximately 366 employees across 3 continents, including North AmericaAsiaEurope. Key team members include Chief Financial Officer: P. G.Vice President Hcm: D. H.VP HCM: D. H.. Explore CoreSource's employee directory with LeadIQ.

What industry does CoreSource belong to?

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CoreSource operates in the Insurance industry.

What technology does CoreSource use?

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CoreSource's tech stack includes Linkedin Insight TagLucky OrangeBabelPythonLinuxMicrosoft Project ServerFedExMicrosoft HTTPAPI.

What is CoreSource's email format?

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

When was CoreSource founded?

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CoreSource was founded in 1974.

CoreSource

InsuranceUnited States201-500 Employees

About CoreSource, now Trustmark Health Benefits:

Trustmark Health Benefits, Inc. is  a leading national health benefit plan administrator with 44 years of industry experience. We are part of the Trustmark family of companies, one of the leaders in benefits for over 100 years. Trustmark Health Benefits serves the needs of over one million members nationwide each year, handling claims of over $2.5 billion in 2018 alone. We are a URAC-  -accredited health and wellness services company specializing in self-funded employer groups. Our team provides tailored, transparent, and measurable solutions that help yield long-term cost savings and stabilization for our clients and their members.
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Trustmark Health Benefits, Inc. is a subsidiary of Trustmark Mutual Holding Company, which has subsidiary non-insurance companies and insurance with $2 billion in consolidated assets, serving more than 2 million covered lives and/or plan participants.

Section iconCompany Overview

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

Section iconFunding & Financials

  • $1B$10B

    CoreSource's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    CoreSource's revenue is estimated to be in the range of $1B$10B

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