Highway, Street, and Bridge Construction, Ornamental and Architectural Metal Work Manufacturing, Other Communications Equipment Manufacturing, Other Lighting Equipment Manufacturing, Sign Manufacturing

Audio and Video Equipment Manufacturing, Residential Electric Lighting Fixture Manufacturing, Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing, Other Lighting Equipment Manufacturing, Sign Manufacturing

RESEARCH

All Other Miscellaneous Textile Product Mills, Saw Blade and Handsaw Manufacturing, Hardware Manufacturing, Other Fabricated Wire Product Manufacturing, Machine Shops

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction

Other Electric Power Generation, Machine Shops, Precision Turned Product Manufacturing, Mechanical Power Transmission Equipment Manufacturing, Other Engine Equipment Manufacturing

Machine Shops, All Other Miscellaneous Electrical Equipment and Component Manufacturing

Motor and Generator Manufacturing, Current-Carrying Wiring Device Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing

All Other Miscellaneous Electrical Equipment and Component Manufacturing

cable assembly, electronic connector

Electrical Contractors, Semiconductor and Related Device Manufacturing, Electronic Capacitor Manufacturing, Power, Distribution, and Specialty Transformer Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing

Roofing Contractors, Siding Contractors, Electrical Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Drywall and Insulation Contractors

Electrical Contractors, Electronic Computer Manufacturing, Fiber Optic Cable Manufacturing, Other Communication and Energy Wire Manufacturing, Current-Carrying Wiring Device Manufacturing

Electric Bulk Power Transmission and Control, Electric Power Distribution, Power and Communication Line and Related Structures Construction, Electrical Contractors, Other Building Equipment Contractors

Machine Shop

Other Electric Power Generation, Petroleum Refineries, Other Ordnance and Accessories Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Guided Missile and Space Vehicle Manufacturing

Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing, Power, Distribution, and Specialty Transformer Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, Current-Carrying Wiring Device Manufacturing, Noncurrent-Carrying Wiring Device Manufacturing

engineering, electronics, training, design services

Steam and Air-Conditioning Supply, Water and Sewer Line and Related Structures Construction, Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing