NAICS CODES:  

236220    Commercial and Institutional Building Construction (Primary)
236116    New Multifamily Housing Construction (Except Operative Builders)
236210    Industrial Building Construction
237110    Water and Sewer Line and Related Structures Construction
237130    Power and Communication Line and Related Structures Construction
237310    Highway, Street, and Bridge Construction
237990    Other Heavy and Civil Engineering Construction
238120    Structural Steel and Precast Concrete Contractors
238130    Framing Contractors
238140    Masonry Contractors
238150    Glass and Glazing Contractors
238160    Roofing Contractors
238210    Electrical Contractors
238220    Plumbing, Heating and Air Conditioning Contractors
238290    Other Building Equipment Contractors
238310    Drywall and Installation Contractors
238320    Painting and Wall Covering Contractors
238330    Flooring Contractors
238350    Finish Carpentry
238910    Site Preparation Contractors
332311    Prefabricated Metal Building & Component Manufacturing
541330    Engineering Services
561210    Facilities Support Services
562910    Remediation Services

SIC cODES:

1522    Residential Construction, NEC
1541    Industrial Buildings and Warehouses
1542    Nonresidential Construction, NEC
1711    Plumbing, Heating, Air Conditioning
1721    Painting and Paper Hanging
1731    Electrical Work
1741    Masonry and Other Stonework
1742    Plastering, Drywall and Insulation
1751    Carpentry Work
1752    Floor Laying and Floor Work
1761    Roofing, Siding and Sheet Metal
1791    Structural Steel Erection
1793    Glass and Glazing Work
1795    Wrecking and Demolition Work
1799    Special Trade Contractors, NEC
7349    Building Maintenance Services, NEC
8711    Engineering Services
8734    Testing Laboratories
8744    Facilities Support Services