Richfield Human Resources Agency
Group Management Services was founded in 1996 by Mike Kahoe, in Richfield, Ohio. GMS is a Professional Employer Organization and Third Party Administrator. We provide comprehensive HR solutions to companies large, medium and small through the United States. Our services include Payroll, Human Resources, Risk Management, and Benefits. Currently, GMS is partnered with over 1,350 businesses across the country, representing over 25,000 employees.
We give small businesses the buying power of a large corporation under the GMS umbrella. We hold an overall average retention rate over 90 percent.