524292 – Separation and Retirement
541214HR – Compensation and Benefits
541219 – Accounting Services
541519 – Computer Related Services
541990L – Professional Law Enforcement Services
54161 – Human Capital Evaluation
541611 – Management and Financial Consulting, Acquisition and Grants Management Support, and Business Program and project Management Services
541611W – Workforce and Employee Analytics
541612 – Human Resources Consulting Services
541612EPM – Employee Performance Management
541612ER – Employee Relations
541612HC – Human Capital Strategy
541612LM – Labor Relations
541618 – Other Management Consulting Services
541720 – Research and Development in the Social Sciences and Humanities
541990 – All Other Professional, Scientific, and Technical Services
561110 – Office Administrative Services
561311 – Talent Acquisition
561312 – Executive Search Services
561320 – Temporary Help Services
561499 – All Other Business Support Services
561611 – Pre-employment Background Investigations