Other Electric Power Generation, Electric Bulk Power Transmission and Control, Power and Communication Line and Related Structures Construction, Totalizing Fluid Meter and Counting Device Manufacturing, Residential Electric Lighting Fixture Manufacturing

Prerecorded Compact Disc (except Software), Tape, and Record Reproducing

Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Plumbing, Heating, and Air-Conditioning Contractors, Other Commercial and Service Industry Machinery Manufacturing, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen

Security Systems, CCTV, Access Control, Fire Alarm, Intercom, IDS, Structured Wiring, Fiber Optics

Abrasive Product Manufacturing, Machine Shops, Industrial Valve Manufacturing, Fluid Power Valve and Hose Fitting Manufacturing, Other Metal Valve and Pipe Fitting Manufacturing

Other Communications Equipment Manufacturing, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Photographic Equipment and Supplies Merchant Wholesalers, Computer and Computer Peripheral Equipment and Software Merchant Wholesalers, Other Electronic Parts and Equipment Merchant Wholesalers, Software Publishers

Electromedical and Electrotherapeutic Apparatus Manufacturing

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing

Magnetic and Optical Recording Media Manufacturing

SYSTEMS INTEGRATOR

Electronic Computer Manufacturing, Computer Storage Device Manufacturing, Computer Terminal Manufacturing, Surgical and Medical Instrument Manufacturing, Surgical Appliance and Supplies Manufacturing

Other Fabricated Wire Product Manufacturing, Optical Instrument and Lens Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Telephone Apparatus Manufacturing, Computer and Software Stores, Computer Systems Design Services, Computer Facilities Management Services, Other Computer Related Services

Industrial Building Construction, Power and Communication Line and Related Structures Construction, Other Heavy and Civil Engineering Construction, Poured Concrete Foundation and Structure Contractors, Structural Steel and Precast Concrete Contractors

Electrical Contractors, Electronic Computer Manufacturing, Computer Storage Device Manufacturing, Computer and Software Stores, Software Publishers

Power and Communication Line and Related Structures Construction, Electrical Contractors, All Other Specialty Trade Contractors, Electronic Computer Manufacturing, Computer Storage Device Manufacturing

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing

Other Communications Equipment Manufacturing

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction

Other Scientific and Technical Consulting Services

Electrical Contractors, Telephone Apparatus Manufacturing, Other Communications Equipment Manufacturing, Wired Telecommunications Carriers, Computer Systems Design Services

Residential Remodelers, Electrical Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Painting and Wall Covering Contractors, Software Reproducing

Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, Other Automotive Mechanical and Electrical Repair and Maintenance, Automotive Body, Paint, and Interior Repair and Maintenance, Automotive Glass Replacement Shops, Automotive Oil Change and Lubrication Shops