NAICS Codes – Description of Products/Services
236220 – Commercial and Institutional Building Construction (Primary)
236118– Residential Remodelers
236210 – Industrial Building Construction
237110 – Water and Sewer Line and Related Structures Construction
237310 – Highway, Street, and Bridge Construction
237120 – Oil and Gas Pipeline and Related Structures Construction
237990 – Other Heavy and Civil Engineering Construction
238130 – Framing Contractors
238160 -Roofing Contractors
238190 – Other Foundation, Structure, and Building Exterior Contractors
238210 – Electrical Contractor and Other Wiring Installation Contractors
238220 – Plumbing, Heating, and Air-Conditioning Contractors
238290 – Other Building Equipment Contractors
238310 – Drywall and Insulation Contractors
238320 – Painting and Wall Covering Contractors
238330 – Flooring Contractors
238350 – Finish Carpentry Contractors
238390 – Other Building Finishing Contractors
238910 – Site Preparation Contractors
238990 – All Other Specialty Trade Contractors
332321 – Metal Window and Door Manufacturing
332323 – Ornamental and Architectural Metal Work Manufacturing
332994 – Small arms, ordnance and ordnance accessories
332999 – All Other Misc Fabricated Metal Product Manufacturing
541310 – Architectural Services
541320 – Landscape Architectural Services
541330 – Engineering Services
541430 – Graphic Design Services
541611 – Administrative Management and General Management Consulting Services
541618 – Other Management Consulting Services
541620 – Environmental Consulting Services
541690 – Other Scientific and Technical Consulting Services
541720 – Research and Development in the Social Sciences and Humanities
541990 – Professional, Administrative, and Management Support Services
561210 – Facilities Support Services
561621 – Security Systems Services (Except Locksmiths)
561730 – Landscaping Services
562910 – Remediation Services
561790 – Other Services to Buildings and Dwellings
711510 – Independent Artists, Writers, and Performers
712120 – Historical Sites

SIC CODES
1521, 1541, 1542, 6514, 7389, 8711, 8712, 8741, 8742, 8744, 8999