Trustmark: Detailed Company Information & Corporate Profile
Summary
Trustmark has been delivering liability insurance solutions since 1913 and operates as an independent firm headquartered in Lake Forest, Illinois, within the Chicago Metropolitan Area. With a workforce of 1,000‑5,000 employees and annual revenue ranging from $500 million to $1 billion, it supports organizations across the region with reliable risk management products.
Specializing in payroll‑deducted voluntary benefits, self‑funded health plans, group medical and small group health plans, Trustmark provides comprehensive benefits administration services. Its focus on employee benefits and engagement helps companies craft attractive compensation packages that promote retention and satisfaction.
The company’s leadership team includes Vice Presidents who manage sales, technology partnerships, national accounts, and customer success, supported by directors and managers in IT portfolio management, operations analysis, solution architecture, security engineering, implementation, and client relations.
| Trustmark Website | trustmarkbenefits.com |
| Social Links |   |
| Phone Number | 1-847-615-1500 |
| Industries | |
| Trustmark Headquarters Address | 400 Field Drive, Lake Forest, IL, 60045 US |
| Company Size | 1000-5000 employees |
| Specialities & Services | payroll-deducted voluntary benefits, self-funded health plans, group medical benefits, benefits administration, employee benefits, employee engagement, small group health plans, insurance, sales |
| DMA Code | Chicago Metropolitan Area |
| Founded | 1913 |
| Estimated Annual Revenue | $500M - 1B |
| Operating Status | Independent Company |
| Updated: | 2026-09-30 |
Subsidiaries and Affiliated Companies
Estimated Website Traffic
The chart shows a growth in traffic to the trustmarkbenefits.com website. In September, traffic increased to 53822, compared to 42410 in the previous month. The highest traffic in 2026 was recorded in January, reaching 62933 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Trustmark's workforce includes employees across a wide range of tenure levels.
1% have been with the company for less than 1 year5% have been with the company for 1 to 2 years8% have been with the company for 3 to 4 years9% have been with the company for 5 to 7 years10% have been with the company for 8 to 10 years67% have been with the company for more than 11 years
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Trustmark Corporate Information: FAQ
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