| Naics index | Naics index description |
|---|---|
| 238190 | Balcony, metal, installation |
| 238190 | Cathodic protection, installation |
| 238190 | Concrete form contractors |
| 238190 | Curtain wall, metal, installation |
| 238190 | Deck and grate (except roof), metal, installation |
| 238190 | Decorative steel and wrought iron work installation |
| 238190 | Epoxy application contractors |
| 238190 | Erection and dismantling, poured concrete form |
| 238190 | Falsework construction |
| 238190 | Fire escape installation |