Sewage Treatment Facilities, Steam and Air-Conditioning Supply, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Iron and Steel Forging, Fabricated Structural Metal Manufacturing, Ornamental and Architectural Metal Work Manufacturing, Metal Can Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Aluminum Sheet, Plate, and Foil Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Metal Service Centers and Other Metal Merchant Wholesalers

Corrugated and Solid Fiber Box Manufacturing, Folding Paperboard Box Manufacturing, Coated and Laminated Paper Manufacturing, Die-Cut Paper and Paperboard Office Supplies Manufacturing, Commercial Lithographic Printing

Steam and Air-Conditioning Supply, Plumbing, Heating, and Air-Conditioning Contractors, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Reconstituted Wood Product Manufacturing, Cut Stock, Resawing Lumber, and Planing, Manufactured Home (Mobile Home) Manufacturing, Prefabricated Wood Building Manufacturing, All Other Miscellaneous Wood Product Manufacturing

Water and Sewer Line and Related Structures Construction, Structural Steel and Precast Concrete Contractors, Roofing Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Painting and Wall Covering Contractors

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Steel Investment Foundries, Custom Roll Forming, Powder Metallurgy Part Manufacturing

NAICS code

Structural Steel and Precast Concrete Contractors, Other Foundation, Structure, and Building Exterior Contractors, Plumbing, Heating, and Air-Conditioning Contractors, All Other Specialty Trade Contractors, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Fabricated Structural Metal Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Custom Roll Forming, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing

Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Plate Work Manufacturing, Metal Window and Door Manufacturing, Sheet Metal Work Manufacturing

Logging, Support Activities for Forestry, Support Activities for Metal Mining, Support Activities for Nonmetallic Minerals (except Fuels) Mining, Water Supply and Irrigation Systems

Petrochemical Manufacturing, Industrial Gas Manufacturing, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Fabricated Structural Metal Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Aluminum Sheet, Plate, and Foil Manufacturing, Fabricated Structural Metal Manufacturing, Sheet Metal Work Manufacturing, Ornamental and Architectural Metal Work Manufacturing

Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Steel Wire Drawing, Aluminum Sheet, Plate, and Foil Manufacturing, Aluminum Extruded Product Manufacturing

Carbon Black Manufacturing, Polish and Other Sanitation Good Manufacturing, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Aluminum Sheet, Plate, and Foil Manufacturing, Sheet Metal Work Manufacturing

Oil and Gas Pipeline and Related Structures Construction, Structural Steel and Precast Concrete Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Fabricated Structural Metal Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Metal Stamping, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing