| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 541612 | 541612 | 541612 | Actuarial consulting services (except insurance actuarial services) | |||
| 541612 | 541612 | 541612 | Benefit consulting services | |||
| 541612 | 541612 | 541612 | Compensation consulting services | |||
| 541612 | 541612 | 541612 | Compensation planning services | |||
| 541612 | 541612 | 541612 | Employee assessment consulting services | |||
| 541612 | 541612 | 541612 | Employee benefit consulting services | |||
| 541612 | 541612 | 541612 | Employee compensation consulting services | |||
| 541612 | 541612 | 541612 | Human resource consulting services | |||
| 541612 | 541612 | 541612 | Labor relations consulting services | |||
| 541612 | 541612 | 541612 | Organization development consulting services | |||
| 541612 | 541612 | 541612 | Personnel management consulting services |