Electrical Contractors, Other Building Equipment Contractors, Construction Machinery Manufacturing, Oil and Gas Field Machinery and Equipment Manufacturing, Sawmill and Woodworking Machinery Manufacturing

Nonferrous (except Aluminum) Die-Casting Foundries, Hand and Edge Tool Manufacturing, Ornamental and Architectural Metal Work Manufacturing, Hardware Manufacturing, Machine Shops

Support Activities for Oil and Gas Operations, Support Activities for Coal Mining, Support Activities for Metal Mining, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders)

Structural Steel and Precast Concrete Contractors, Other Foundation, Structure, and Building Exterior Contractors, All Other Miscellaneous Chemical Product and Preparation Manufacturing, Iron and Steel Mills, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding

Electrical Contractors, All Other Industrial Machinery Manufacturing, Electric Lamp Bulb and Part Manufacturing, Residential Electric Lighting Fixture Manufacturing, Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing

Hydroelectric Power Generation, Electric Bulk Power Transmission and Control, Electric Power Distribution, Mechanical Power Transmission Equipment Manufacturing, Pump and Pumping Equipment Manufacturing

Power, Distribution, and Specialty Transformer Manufacturing, Other Communication and Energy Wire Manufacturing, Current-Carrying Wiring Device Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Temporary Shelters

Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, Electrical Contractors, All Other Specialty Trade Contractors, Turbine and Turbine Generator Set Units Manufacturing

Electrical Contractors, All Other Specialty Trade Contractors, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, Power, Distribution, and Specialty Transformer Manufacturing, Motor and Generator Manufacturing

Electronic Coil, Transformer, and Other Inductor Manufacturing, Power, Distribution, and Specialty Transformer Manufacturing

Electrial

Sheet Metal Work Manufacturing, Machine Shops, Metal Heat Treating, All Other Miscellaneous Fabricated Metal Product Manufacturing, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen

Other Foundation, Structure, and Building Exterior Contractors, Men's and Boys' Cut and Sew Apparel Contractors, Glove and Mitten Manufacturing, All Other Miscellaneous Chemical Product and Preparation Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding

Power, Distribution, and Specialty Transformer Manufacturing

Electrical Contractors, Fabricated Structural Metal Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Electronic Connector Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur

Electrical Contractors, Other Communications Equipment Manufacturing, Printed Circuit Assembly (Electronic Assembly) Manufacturing, Other Electronic Component Manufacturing, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

Other Electric Power Generation, Electric Bulk Power Transmission and Control, Power, Distribution, and Specialty Transformer Manufacturing, Motor and Generator Manufacturing, Storage Battery Manufacturing

Power and Communication Line and Related Structures Construction, Electrical Contractors, All Other Specialty Trade Contractors, Power, Distribution, and Specialty Transformer Manufacturing, Switchgear and Switchboard Apparatus Manufacturing

Aluminum Sheet, Plate, and Foil Manufacturing, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing, Other Metal Container Manufacturing

Electronic Coil, Transformer, and Other Inductor Manufacturing, Power, Distribution, and Specialty Transformer Manufacturing

Power and Communication Line and Related Structures Construction, Electrical Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Power, Distribution, and Specialty Transformer Manufacturing, Motor and Generator Manufacturing

Electrical Contractors, Power, Distribution, and Specialty Transformer Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Other Electronic and Precision Equipment Repair and Maintenance

Electric Bulk Power Transmission and Control, Electric Power Distribution, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial

Electric Bulk Power Transmission and Control, Electric Power Distribution, Power, Distribution, and Specialty Transformer Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, Relay and Industrial Control Manufacturing

Electric Power Distribution, Natural Gas Distribution, Porcelain Electrical Supply Manufacturing, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, Power, Distribution, and Specialty Transformer Manufacturing