Audio and Video Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Software Publishers, Motion Picture and Video Production, Custom Computer Programming Services

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Computer Facilities Management Services

Plumbing, Heating, and Air-Conditioning Contractors, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Refrigeration Equipment and Supplies Merchant Wholesalers

Plastics Material and Resin Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Testing Laboratories

Electrical Contractors, Telephone Apparatus Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Wired Telecommunications Carriers

Other Communications Equipment Manufacturing, Semiconductor and Related Device Manufacturing, Printed Circuit Assembly (Electronic Assembly) Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Other Measuring and Controlling Device Manufacturing

Electronic Computer Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Flooring Contractors, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, All Other Miscellaneous Electrical Equipment and Component Manufacturing, Metal Household Furniture Manufacturing

Telephone Apparatus Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Computer Facilities Management Services

Plumbing, Heating, and Air-Conditioning Contractors, Power Boiler and Heat Exchanger Manufacturing, Heating Equipment (except Warm Air Furnaces) Manufacturing, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Other Heavy and Civil Engineering Construction, Electrical Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Other Scientific and Technical Consulting Services, Investigation Services, Security Systems Services (except Locksmiths)

Other Heavy and Civil Engineering Construction, Electrical Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

New Multifamily Housing Construction (except Operative Builders), Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Other Professional Equipment and Supplies Merchant Wholesalers, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers, Industrial Machinery and Equipment Merchant Wholesalers

Other Heavy and Civil Engineering Construction, Electrical Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Steam and Air-Conditioning Supply, Plumbing, Heating, and Air-Conditioning Contractors, Other Building Equipment Contractors, Petroleum Refineries, Other Metal Valve and Pipe Fitting Manufacturing

Other Heavy and Civil Engineering Construction, Electrical Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Relay and Industrial Control Manufacturing

Electrical Contractors, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial

Lead Ore and Zinc Ore Mining, Copper Ore and Nickel Ore Mining, Dimension Stone Mining and Quarrying, Crushed and Broken Limestone Mining and Quarrying, Crushed and Broken Granite Mining and Quarrying

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, Motion Picture and Video Production, Teleproduction and Other Postproduction Services, Sound Recording Studios, Other Sound Recording Industries