Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, Relay and Industrial Control Manufacturing, Current-Carrying Wiring Device Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing

Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, Electric Lamp Bulb and Part Manufacturing, Residential Electric Lighting Fixture Manufacturing, Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing, Other Lighting Equipment Manufacturing

Steam and Air-Conditioning Supply, Electrical Contractors, Plumbing, Heating, and Air-Conditioning Contractors, All Other Specialty Trade Contractors, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen

Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing, Power, Distribution, and Specialty Transformer Manufacturing, Motor and Generator Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, Relay and Industrial Control Manufacturing

Relay and Industrial Control Manufacturing

Electrical Contractors, Other Electronic Component Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Relay and Industrial Control Manufacturing, Current-Carrying Wiring Device Manufacturing

All Other Miscellaneous Fabricated Metal Product Manufacturing, Overhead Traveling Crane, Hoist, and Monorail System Manufacturing, Relay and Industrial Control Manufacturing

Machine Shops, Precision Turned Product Manufacturing, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing, Conveyor and Conveying Equipment Manufacturing, Packaging Machinery Manufacturing

Power, Distribution, and Specialty Transformer Manufacturing, Motor and Generator Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, Relay and Industrial Control Manufacturing, Storage Battery Manufacturing

Electrical Contractors, Relay and Industrial Control Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Engineering Services

Support Activities for Oil and Gas Operations, Other Metal Valve and Pipe Fitting Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing, Other Engine Equipment Manufacturing, Pump and Pumping Equipment Manufacturing

Electrical Contractors, Other Communications Equipment Manufacturing, Relay and Industrial Control Manufacturing, Wired Telecommunications Carriers

Machine Shops, All Other Industrial Machinery Manufacturing, Machine Tool (Metal Cutting Types) Manufacturing, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing, Welding and Soldering Equipment Manufacturing