Water Supply and Irrigation Systems, Structural Steel and Precast Concrete Contractors, Plastics Pipe and Pipe Fitting Manufacturing, Laminated Plastics Plate, Sheet (except Packaging), and Shape Manufacturing, All Other Plastics Product Manufacturing

Site Preparation Contractors, Iron and Steel Forging, Remediation Services, Administration of Conservation Programs

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Land Subdivision

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Iron and Steel Forging, Nonferrous Forging, Cutlery and Flatware (except Precious) Manufacturing

Iron and Steel Forging, Hand and Edge Tool Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing, Machine Tool (Metal Forming Types) Manufacturing, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing

Iron Foundries, Steel Investment Foundries, Steel Foundries (except Investment), Aluminum Die-Casting Foundries, Nonferrous (except Aluminum) Die-Casting Foundries

All Other Plastics Product Manufacturing, Steel Wire Drawing, Iron Foundries, Steel Foundries (except Investment), Iron and Steel Forging

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Steel Wire Drawing, Aluminum Sheet, Plate, and Foil Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Aluminum Sheet, Plate, and Foil Manufacturing, Aluminum Extruded Product Manufacturing, Other Aluminum Rolling and Drawing, Copper Rolling, Drawing, and Extruding

Steam and Air-Conditioning Supply, All Other Miscellaneous Textile Product Mills, Wood Window and Door Manufacturing, Cut Stock, Resawing Lumber, and Planing, Other Millwork (including Flooring)

Industrial Building Construction, Structural Steel and Precast Concrete Contractors, Framing Contractors, Other Foundation, Structure, and Building Exterior Contractors, Other Building Equipment Contractors

Iron and Steel Forging, Hardware Manufacturing, Machine Shops, Turbine and Turbine Generator Set Units Manufacturing

Iron Foundries, Steel Investment Foundries, Steel Foundries (except Investment), Aluminum Die-Casting Foundries, Nonferrous (except Aluminum) Die-Casting Foundries

Iron and Steel Forging

Iron and Steel Forging

Iron and Steel Forging, Nonferrous Forging, Custom Roll Forming, Precision Turned Product Manufacturing, Industrial Valve Manufacturing

Iron and Steel Forging

Rolled Steel Shape Manufacturing, Iron and Steel Forging, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Metal Tank (Heavy Gauge) Manufacturing

Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Steel Foundries (except Investment), Iron and Steel Forging

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Iron Foundries, Steel Investment Foundries, Steel Foundries (except Investment)