| Naics index | Naics index description |
|---|---|
| 238140 | Chimney, brick, block or stone, contractors |
| 238140 | Cinder block installation |
| 238140 | Concrete block laying |
| 238140 | Field stone (i.e., masonry) installation |
| 238140 | Fireplace, masonry, installation |
| 238140 | Foundation (e.g., brick, block, stone), building, contractors |
| 238140 | Glass block laying |
| 238140 | Glass unit (i.e., glass block) masonry |
| 238140 | Granite, exterior, contractors |
| 238140 | Marble, granite and slate, exterior, contractors |