Highway and Street Construction
Excavation and Grading
Underground Utilities
Structural Steel Buildings
Bridges - Fencing - Communications
Concrete Work
Commercial and Institutional Buildings
NAICS Codes
236220 - Commercial and Institutional building construction
237110 - Water and Sewer Line and related structures construction
237310 - Highway, Street, and Bridge construction
237990 - Other Heavy and Civil Engineering Construction
238110 - Poured Concrete Foundation and Structure Contractors
238120 - Structural Steel and Precast Concrete Contractors
238320 - Painting and Wall Covering Contractors
238910 - Site Preparation Contractors
238990 - All Other Specialty Trade Contractors
SIC Codes
1611 - Highway and Street Construction
1622 - Bridge, Tunnel, & Elevated Highway
1623 - Water, Sewer, and Utility Lines
1629 - Heavy Construction
1721 - Painting and Paper Hanging
1741 - Masonry and Other Stonework
1761 - Roofing, Siding, and Sheet Metal
1771 - Concrete Work
1791 - Structural Steel Erection
1794 - Excavation Work