Plumbing, Heating, and Air-Conditioning Contractors, Polystyrene Foam Product Manufacturing, Copper Rolling, Drawing, and Extruding, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Hand and Edge Tool Manufacturing

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

Water and Sewer Line and Related Structures Construction, Rolled Steel Shape Manufacturing, Steel Wire Drawing, Alumina Refining, Other Aluminum Rolling and Drawing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Custom Roll Forming, Fabricated Structural Metal Manufacturing

Primary Aluminum Production, Aluminum Extruded Product Manufacturing, Copper Rolling, Drawing, and Extruding, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Metal Stamping

Other Aluminum Rolling and Drawing, Copper Wire (except Mechanical) Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding

Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Electrometallurgical Ferroalloy Product Manufacturing, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing

Secondary Smelting and Alloying of Aluminum, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum), Nonferrous Forging, Metal Service Centers and Other Metal Merchant Wholesalers

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Nonferrous Forging, Precision Turned Product Manufacturing

Steel Wire Drawing, Other Aluminum Rolling and Drawing, Copper Wire (except Mechanical) Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Other Ordnance and Accessories Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Aluminum Foundries (except Die-Casting), Iron and Steel Forging

Iron and Steel Mills, Electrometallurgical Ferroalloy Product Manufacturing, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Secondary Smelting and Alloying of Aluminum, Primary Smelting and Refining of Nonferrous Metal (except Copper and Aluminum)

Other Aluminum Rolling and Drawing, Copper Rolling, Drawing, and Extruding, Copper Wire (except Mechanical) Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Other Fabricated Wire Product Manufacturing

All Other Miscellaneous Chemical Product and Preparation Manufacturing, Steel Wire Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Plate Work Manufacturing, Electroplating, Plating, Polishing, Anodizing, and Coloring

Support Activities for Oil and Gas Operations, Rubber and Plastics Hoses and Belting Manufacturing, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Nonferrous Forging

Support Activities for Metal Mining, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Nonferrous (except Aluminum) Die-Casting Foundries, Engineering Services

Industrial Building Construction, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, Poured Concrete Foundation and Structure Contractors

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Welding and Soldering Equipment Manufacturing, Industrial Supplies Merchant Wholesalers

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Metal Stamping, Sheet Metal Work Manufacturing, Spring (Heavy Gauge) Manufacturing, Spring (Light Gauge) Manufacturing

All Other Miscellaneous Chemical Product and Preparation Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Plate Work Manufacturing, Machine Shops, All Other Miscellaneous Fabricated Metal Product Manufacturing