Ioi

Ioi is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Human Resource Consultants
• Payroll Preparation Service
• Payroll Service & Systems

North American Industry Classification System (NAICS) Categories:

• Payroll Services > Payroll Preparation Service
• Human Resources Consulting Services > Consultants - Human Resources

Standard Industry Classification (SIC) Categories:

• Accounting, Auditing, And Bookkeeping Services > Payroll Services > Payroll Preparation Service
• Management Consulting > Consultants - Human Resources