Power and Communication Line and Related Structures Construction, Electrical Contractors, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Telephone Apparatus Manufacturing, Other Communications Equipment Manufacturing

Other Foundation, Structure, and Building Exterior Contractors, All Other Miscellaneous Chemical Product and Preparation Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Plate Work Manufacturing, Landscaping Services

Iron and Steel Mills, Rolled Steel Shape Manufacturing, Steel Wire Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Sheet Metal Work Manufacturing

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

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Plate Work Manufacturing, Machine Tool (Metal Cutting Types) Manufacturing, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing, Welding and Soldering Equipment Manufacturing

Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Electrical Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Site Preparation Contractors

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

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

Other Foundation, Structure, and Building Exterior Contractors, All Other Miscellaneous Chemical Product and Preparation Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing, Other Management Consulting Services

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Nonferrous Forging

All Other Basic Inorganic Chemical Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing

Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Electrical Contractors, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Noncurrent-Carrying Wiring Device Manufacturing

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Metal Stamping, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers, Other Electronic Parts and Equipment Merchant Wholesalers

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, All Other Miscellaneous Fabricated Metal Product Manufacturing, All Other Miscellaneous General Purpose Machinery Manufacturing, Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing

Other Heavy and Civil Engineering Construction, Other Foundation, Structure, and Building Exterior Contractors, All Other Miscellaneous Chemical Product and Preparation 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