Group Management Services

Group Management Services is a leading Professional Employer Organization (PEO). We provide comprehensive human resources solutions to large, medium, and small companies across the United States. Our services include payroll, human resources, risk management, and benefits. Group Management Services represents over 2,500 companies with more than 45,000 worksite employees. Currently, there are 24 offices across the United States. Businesses can rely on GMS for expertise in payroll, human resources, risk management, and benefits.