Power and Communication Line and Related Structures Construction, Electrical Contractors, All Other Specialty Trade Contractors, Copper Wire (except Mechanical) Drawing, Telephone Apparatus Manufacturing

Telephone Apparatus Manufacturing, Other Electronic Component Manufacturing, Other Communication and Energy Wire Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Computer and Computer Peripheral Equipment and Software Merchant Wholesalers

Other Communication and Energy Wire Manufacturing

Electric Power Distribution, Electrical Contractors, All Other Specialty Trade Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing

Machine Shops, Precision Turned Product Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Automatic Vending Machine Manufacturing, Machine Tool (Metal Cutting Types) Manufacturing

Electrical Contractors, Telephone Apparatus Manufacturing, Other Communication and Energy Wire Manufacturing, Computer and Computer Peripheral Equipment and Software Merchant Wholesalers, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers

Optical Instrument and Lens Manufacturing, Fiber Optic Cable Manufacturing, Other Communication and Energy Wire Manufacturing, Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing, Ship Building and Repairing

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Audio and Video Equipment Manufacturing, Electronic Connector Manufacturing, Printed Circuit Assembly (Electronic Assembly) Manufacturing, Other Electronic Component Manufacturing

Electric Lamp Bulb and Part Manufacturing, Motor and Generator Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, Relay and Industrial Control Manufacturing, Fiber Optic Cable Manufacturing

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communication and Energy Wire Manufacturing, Engineering Services