Iron and Steel Mills, Electrometallurgical Ferroalloy Product Manufacturing, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Steel Wire Drawing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Sheet Metal Work Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing, Oil and Gas Field Machinery and Equipment Manufacturing, Other Engine Equipment Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Other Metal Valve and Pipe Fitting Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing

New Single-Family Housing Construction (except Operative Builders), Commercial and Institutional Building Construction, Framing Contractors, Other Foundation, Structure, and Building Exterior Contractors, Plumbing, Heating, and Air-Conditioning Contractors

Electrical Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Finish Carpentry Contractors, Aluminum Sheet, Plate, and Foil Manufacturing, Machine Shops

Sewage Treatment Facilities, Industrial Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, All Other Specialty Trade Contractors

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Steel Wire Drawing, All Other Miscellaneous Fabricated Metal Product Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Metal Stamping, Metal Heat Treating, Motor Vehicle Steering and Suspension Components (except Spring) Manufacturing, Motor Vehicle Metal Stamping

334512, 334513, 334514, 334516

Structural Steel and Precast Concrete Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Ice Manufacturing, All Other Miscellaneous Textile Product Mills, Cut Stock, Resawing Lumber, and Planing

Steel, Stainless Steel, Aluminum, Bars, Shapes

Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, Structural Steel and Precast Concrete Contractors, Other Building Equipment Contractors

TANKS, STORAGE TANKS, FUEL TANKS, FUEL SYSTEMS

Copper Wire (except Mechanical) Drawing, Fabricated Pipe and Pipe Fitting Manufacturing, Industrial and Commercial Fan and Blower Manufacturing, Turbine and Turbine Generator Set Units Manufacturing, Electronic Coil, Transformer, and Other Inductor Manufacturing

Custom Fabrication, Tanks, Structural Steel, Parts Washers, Evaporators, Ducting, Frames, Spools, Skids

Support Activities for Oil and Gas Operations, Oil and Gas Pipeline and Related Structures Construction, Other Foundation, Structure, and Building Exterior Contractors, Painting and Wall Covering Contractors, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding

Unlaminated Plastics Film and Sheet (except Packaging) Manufacturing, Unlaminated Plastics Profile Shape Manufacturing, Flat Glass Manufacturing, Other Pressed and Blown Glass and Glassware Manufacturing, Aluminum Sheet, Plate, and Foil Manufacturing

Other Vegetable (except Potato) and Melon Farming, Floriculture Production, Water Supply and Irrigation Systems, New Single-Family Housing Construction (except Operative Builders), Residential Remodelers

Fabrication, welding, machining

Abrasive Product Manufacturing, Ground or Treated Mineral and Earth Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Power Boiler and Heat Exchanger Manufacturing