Copper Wire (except Mechanical) Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Telephone Apparatus Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing

Rolled Steel Shape Manufacturing, Sheet Metal Work Manufacturing, Machine Shops, Precision Turned Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing

wiring

Machine Shops, Precision Turned Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing, Special Die and Tool, Die Set, Jig, and Fixture 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, Sheet Metal Work Manufacturing, Electroplating, Plating, Polishing, Anodizing, and Coloring

Electrical Contractors, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, Power, Distribution, and Specialty Transformer Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing

All Other Miscellaneous Electrical Equipment and Component Manufacturing

Electrical Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Other Building Equipment Contractors, All Other Specialty Trade Contractors, Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing

Other Commercial and Service Industry Machinery Manufacturing, Household Vacuum Cleaner Manufacturing, Janitorial Services, Landscaping Services

Motor and Generator Manufacturing

Other Electric Power Generation, Power and Communication Line and Related Structures Construction, Turbine and Turbine Generator Set Units Manufacturing, Motor and Generator Manufacturing

Pharmaceutical Preparation Manufacturing, Tire Manufacturing (except Retreading), Iron Foundries, Steel Foundries (except Investment), Powder Metallurgy Part Manufacturing

Motor and Generator Manufacturing, Industrial Machinery and Equipment Merchant Wholesalers

Electric Lamp Bulb and Part Manufacturing

Other Lighting Equipment Manufacturing

Prefabricated Metal Building and Component Manufacturing, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing, Other Metal Container Manufacturing

Fabricated Structural Metal Manufacturing, Machine Shops, All Other Miscellaneous Fabricated Metal Product Manufacturing, Conveyor and Conveying Equipment Manufacturing, Overhead Traveling Crane, Hoist, and Monorail System Manufacturing

Electric Bulk Power Transmission and Control, Power, Distribution, and Specialty Transformer Manufacturing, Motor and Generator Manufacturing

All Other Miscellaneous Electrical Equipment and Component Manufacturing

Overhead Traveling Crane, Hoist, and Monorail System Manufacturing, Relay and Industrial Control Manufacturing

Water Supply and Irrigation Systems, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction, Other Building Finishing Contractors, Site Preparation Contractors

Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing

appliances

Plumbing, Heating, and Air-Conditioning Contractors, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Pump and Pumping Equipment Manufacturing, Relay and Industrial Control Manufacturing, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers