| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 524291 | 524291 | 524291 | Cause-of-loss investigators, insurance | |||
| 524291 | 524291 | 524291 | Claims adjusting, insurance | |||
| 524291 | 524291 | 524291 | Fire investigators | |||
| 524291 | 524291 | 524291 | Insurance claims adjusting | |||
| 524291 | 524291 | 524291 | Insurance claims investigation services | |||
| 524291 | 524291 | 524291 | Insurance settlement offices | |||
| 524291 | 524291 | 524291 | Loss control consultants |