| Code | Description |
| NAICS 237310 | Highway, Street, and Bridge Construction |
| NAICS 238910 | Site Preparation Contractors |
| NAICS 238990 | All Other Specialty Trade Contractors |
| NAICS 484110 | General Freight Trucking, Local |
| NAICS 484220 | Specialized Freight (except Used Goods) Trucking, Local |
| NAICS 561790 | Other Services to Buildings and Dwellings |