Barrett Business Services Inc is a provider of payroll administrative services and staffing services. The company categories of services include professional employer services and staffing. Professional employer services offer payroll management, payroll taxes services, and workers' compensation coverage solutions, as well as workforce management services, including hiring and termination of employees. Staffing offers temporary staffing services, as well as contract staffing, long-term or indefinite on-site management, and direct placement services. The company operates in the United States of America. It generates maximum revenue from the Professional employer service fees.