Looking for the best Group Management Services (GMS) alternatives? Compare the service team, employee benefits, payroll tools, and risk support that each provider would deliver to your business.
GMS offers PEO services for small and midsize employers. ESI is another option for companies evaluating payroll, HR, benefits, compliance, and risk management together. Use this guide to assess the details behind each proposal.
| What to compare | GMS | ESI PEO |
|---|---|---|
| Service scope | Offers payroll, HR, employee benefits, risk management, and benefits administration. | Review the ESI proposal across the same service areas. |
| Employee benefits | Markets health coverage, retirement, and supplemental benefit options. | Compare the plans, networks, eligibility, and contributions available to your workforce. |
| HR support | Describes onboarding, training, HR audits, and compliance support. | Confirm advisory scope, assigned contacts, and escalation responsibilities. |
| Payroll | Provides payroll processing and payroll tax management. | Compare approval deadlines, corrections, reporting, and implementation. |
| Workers’ compensation | Markets workers’ compensation management and workplace safety programs. | Review coverage, classifications, claims coordination, and available safety support. |
| Technology | GMS Connect includes payroll tools and employee self-service access. | Request a demonstration of ESI’s proposed tools and integrations. |
| Service coordination | Ask how local contacts and specialist teams coordinate support. | Ask who owns issues involving payroll, HR, benefits, and risk. |
| Potential fit | Employers whose needs align with its proposed service team, coverage, and tools. | Employers evaluating coordinated PEO services and the proposed ESI team. |
This ESI-published comparison is a decision guide, not an independent ranking. Services, plans, coverage, pricing, and responsibilities depend on your workforce and agreement. Verify current offerings directly with each provider.
Start with what you want to improve: benefit options, renewal costs, payroll workflows, HR guidance, or workplace safety support. Give each provider the same employee locations, headcount, payroll assumptions, and service priorities.
The best alternatives to Group Management Services (GMS) should address those needs in a written proposal. Confirm who supports your account, how specialists work together, which tools are included, and what remains with your internal team. Regional availability matters only when the proposed service can meet your daily needs.
Group Management Services, commonly called GMS, is a professional employer organization offering payroll, human resources, employee benefits, risk management, and benefits administration. GMS describes a focus on small and midsize businesses and has offices across the United States. Review GMS’s company overview.
When assessing Group Management Services (GMS) competitors, compare the services and team assigned to your business. A provider’s overall size does not establish the quality of a specific account relationship.

GMS markets health insurance, retirement, dental, disability, and other benefit options, along with benefits administration. Ask for the actual plans offered to your workforce. See GMS’s service and benefits overview.
Compare networks, employer and employee contributions, eligibility, enrollment assistance, and renewal terms. Identify who resolves a coverage question or payroll deduction error. Evaluate the plan and the support process together.
GMS describes HR support covering onboarding, training, audits, and compliance, as well as workplace safety and workers’ compensation services. Ask both providers which services are included and how they apply to your industry and employee locations.
Use a practical scenario: an employee injury that affects attendance, payroll, and benefits. Clarify who coordinates the response, which insurance terms apply, and what your managers must do. Document the distinction between coverage, administrative support, and retained employer duties.

GMS describes GMS Connect as its online payroll platform, with timekeeping and employee self-service capabilities. Employees can access pay information and update personal details through its portal. Explore GMS’s payroll technology.
Have both providers demonstrate your regular tasks: importing hours, approving payroll, correcting a deduction, and exporting reports. Confirm integrations, access permissions, training, and who handles problems after launch.
Neither provider can be called cheaper for your company without comparable proposals. Request an annual breakdown of administration, employee benefits, workers’ compensation, implementation, technology, and optional services.
Use identical headcount, payroll, locations, and coverage assumptions. Review renewal provisions, minimum charges, termination notice, and data-export arrangements. A lower fee can reflect a different plan design or service scope, so compare the commitments as well as the price.
GMS may belong on your shortlist when its proposed team, benefits options, payroll technology, and risk services match your requirements.
If local support or workplace safety is a priority, ask how those services are delivered at your locations. Request specific contacts, examples, and written commitments rather than assuming an office nearby means every service is delivered in person.
Consider ESI when you want to evaluate payroll, HR, employee benefits, compliance support, and risk management in one PEO discussion.
Ask ESI to map its proposed services to your priorities, explain who coordinates issues across teams, and demonstrate the tools your employees and managers would use. Compare those commitments with GMS’s proposal using the same workforce information.
Request ESI comparison / pricing reviewRequest a written implementation plan before committing to a switch.
Request ESI comparison / pricing reviewThe best alternative depends on your workforce, locations, benefit requirements, service priorities, and budget. ESI is one option to evaluate. Compare current proposals using the same assumptions rather than relying on a universal ranking.
Compare the actual services, contacts, benefits, tools, and responsibilities proposed for your business. Ask both providers to show how they would resolve an issue spanning payroll, HR, and benefits and explain who coordinates the response.
GMS provides PEO services across payroll, human resources, benefits, and risk management. It also offers benefits administration. Confirm the exact services and responsibilities included in the agreement proposed for your company.
GMS Connect is GMS’s online payroll platform. GMS describes timekeeping capabilities and employee self-service access to payroll information. Request a demonstration and confirm the modules, integrations, permissions, and support included in your proposal.
GMS markets health coverage, retirement plans, and supplemental benefits. Availability, plan design, networks, eligibility, and costs must be confirmed for your workforce. Compare current plan documents from both providers.
GMS markets workplace safety and workers’ compensation services. Ask for the specific safety resources, claims support, coverage terms, and employer responsibilities that apply to your operations.
That cannot be determined without comparable written proposals. Compare administration, employee benefits, workers’ compensation, implementation, technology, and optional services on the same annual basis.
A business can evaluate a transition subject to its current agreement and the new provider’s requirements. Review notice dates, payroll records, coverage effective dates, employee communications, and data access before committing.
Do not assume the same plans, networks, contributions, or deductibles will continue. Request a plan-by-plan comparison and a written enrollment timeline before approving a change.
Bring your service priorities, employee count and locations, renewal timeline, agreement, fee schedule, and benefit summaries. Agree on a secure process before sharing sensitive employee information.
Evaluate Group Management Services (GMS) alternatives against the needs that prompted your search. Services, benefits, technology, support, and total cost all matter. The strongest proposal clearly addresses your priorities.
Use the same questions with ESI and GMS, document their answers, and compare the commitments in each agreement before choosing.
Bring your employee count, locations, renewal timeline, and service priorities. Talk with ESI about a comparison based on your business.
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Trademark and Comparison Disclaimer: Group Management Services, GMS, GMS Connect, and related names are trademarks of their respective owners. ESI is not affiliated with, sponsored by, or endorsed by GMS. Provider materials were reviewed in September 2026. Services, benefit programs, insurance arrangements, technology, pricing, and terms may change. Review current proposals and service agreements before deciding.
Still doing your own payroll? Tasks involved with Payroll and Employee Administration are purely transactional events.
At eESI, our business is all about assisting with the management of any organization’s most valuable resource: people.
A benefit package can be a major incentive to lure the best new talent to your workforce and keep your current employees happy.
Risk is a basic part of business. As a co-employer we work to eliminate, mitigate or share your associated legal liabilities.
eESI continuously utilizes the latest in technological advances through online and mobile solutions to make your life easier.
Still doing your own payroll? Tasks involved with Payroll and Employee Administration are purely transactional events.
At ESI, our business is all about assisting with the management of any organization’s most valuable resource: people.
A benefit package can be a major incentive to lure the best new talent to your workforce and keep your current employees happy.
Risk is a basic part of business. As a co-employer we work to eliminate, mitigate or share your associated legal liabilities.
ESI continuously utilizes the latest in technological advances through online and mobile solutions to make your life easier.