| Naics index | Naics index description |
|---|---|
| 238910 | Excavating, earthmoving, or land clearing contractors |
| 238910 | Excavation contractors |
| 238910 | Exterior demolition contractors |
| 238910 | Foundation digging (i.e., excavation) |
| 238910 | Foundation drilling contractors |
| 238910 | Grading construction sites |
| 238910 | Grave excavation contractors |
| 238910 | Ground thawing for construction site digging |
| 238910 | Helical pier (i.e., drilled building foundations) construction |
| 238910 | House demolishing |