All Other Specialty Trade Contractors, Wood Preservation, Steel Wire Drawing, Ornamental and Architectural Metal Work Manufacturing

New Single-Family Housing Construction (except Operative Builders), Residential Remodelers, All Other Specialty Trade Contractors, All Other Miscellaneous Wood Product Manufacturing, Other Services to Buildings and Dwellings

Power and Communication Line and Related Structures Construction, Electrical Contractors, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Fiber Optic Cable Manufacturing, Other Communication and Energy Wire Manufacturing

Power and Communication Line and Related Structures Construction, Electrical Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Plastics Pipe and Pipe Fitting Manufacturing, Polystyrene Foam Product Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Nonferrous Forging, Fabricated Structural Metal Manufacturing, Other Electronic Component Manufacturing

Steel Wire Drawing, Other Fabricated Wire Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Electronic Connector Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing

Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum)

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel

Rolled Steel Shape Manufacturing, Metal Stamping, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Metal Window and Door Manufacturing

Industrial Building Construction, Power and Communication Line and Related Structures Construction, Highway, Street, and Bridge Construction, Iron and Steel Mills, Fabricated Structural Metal Manufacturing

Iron Foundries, Aluminum Die-Casting Foundries, Iron and Steel Forging, Machine Shops, Bolt, Nut, Screw, Rivet, and Washer Manufacturing

Rubber Product Manufacturing for Mechanical Use, All Other Rubber Product Manufacturing, Glass Product Manufacturing Made of Purchased Glass, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel

Industrial Building Construction, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction, Structural Steel and Precast Concrete Contractors, Other Foundation, Structure, and Building Exterior Contractors

Aluminum Die-Casting Foundries

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing, Machine Shops

Steel Wire Drawing

Secondary Smelting and Alloying of Aluminum

Rolled Steel Shape Manufacturing

Iron Foundries, Steel Investment Foundries, Steel Foundries (except Investment)