NAICS 561330 - Professional Employer Organizations

This industry comprises establishments primarily engaged in providing human resources and human resource management services to client businesses and households. Establishments in this industry operate in a co-employment relationship with client businesses or organizations and are specialized in performing a wide range of human resource and personnel management duties, such as payroll, payroll tax, benefits administration, workers' compensation, unemployment, and human resource administration. Professional employer organizations (PEOs) are responsible for payroll, including withholding and remitting employment-related taxes, for some or all of the employees of their clients, and also serve as the employer of those employees for benefits and related purposes.

• Provides comprehensive HR and personnel management services through co-employment arrangements.
• Manages payroll, payroll tax withholding, and employment-related tax remittance for client employees.
• Handles benefits administration including health insurance, retirement plans, and workers' compensation.
• Operates under firm-fixed-price, cost-reimbursement, and time-and-materials government contracts.
• Supports federal, state, and local agencies with workforce compliance and risk management.
• Typical contract values range widely based on agency size and service scope.

• Processing payroll and employment tax withholding for client employees.
• Administering employee benefits such as health insurance and retirement plans.
• Managing workers' compensation and unemployment insurance claims.
• Ensuring compliance with federal, state, and local employment regulations.
• Providing human resource administration and employee relations support.
• Handling employee onboarding, offboarding, and personnel record maintenance.
• Offering risk management and workplace safety consultation.
• Coordinating employee training and development programs.

• Professional Employer Organizations (PEOs)
• Human Resource Management Service Providers
• Payroll Service Companies
• Employee Leasing Firms
• Benefits Administration Specialists
• Risk Management and Compliance Consultants