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