NAICS CODES

236220 Commercial and Institutional Building Construction

221310 Water Supply and Irrigation Systems

221320 Sewage Treatment Facilities

236118 Residential Remodelers

236210 Industrial Building Construction 238130 Framing Contractors

237110 Water And Sewer Line And Related Structures Construction

237990 Other Heavy And Civil Engineering Construction

238130 Framing Contractors

238140 Masonry Contractors

238150 Glass and Glazing Contractors

238160 Roofing Contractors

238170 Siding Contractors

238190 Other Foundation, Structure, and Building Exterior Contractors

238210 Electrical Contractors 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

238340 Tile and Terrazzo Contractors

238350 Finish Carpentry Contractors

238390 Other Building Finishing Contractors

238910 Site Preparation Contractors

238990 All Other Specialty Trade Contractors

335312 Motor And Generator Manufacturing

531120 Lessors Of Nonresidential Buildings (Except Miniwarehouses)

541330 Engineering Services

541340 Drafting Services

541350 Building Inspection Services

541410 Interior Design Services

541611 Administrative Management and General Management Consulting Services

541612 Human Resources Consulting Services

541690 Other Scientific and Technical Consulting Services

561110 Office Administrative Services

561210 Facilities Support Services

561320 Temporary Help Services

561621 Security Systems Services (except Locksmiths)

561720 Janitorial Services

562910 Remediation Services

722310 Food Service Contractors

812320 Dry Cleaning and Laundry Services (Except Coin-Operated)

Y1AZ Construction of Other Administrative Facilities and Service Buildings

Y1AA Construction of Office Buildings

Y1AB Construction of Conference Space and Facilities

Y1JZ Construction of Miscellaneous Buildings