Electronic Computer Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Computer and Software Stores, Wired Telecommunications Carriers, Data Processing, Hosting, and Related Services

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

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Computer and Computer Peripheral Equipment and Software Merchant Wholesalers, Other Electronic Parts and Equipment Merchant Wholesalers, Administrative Management and General Management Consulting Services, Other Management Consulting Services

Power and Communication Line and Related Structures Construction, Electrical Contractors, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Motor Vehicle Body Manufacturing

Power and Communication Line and Related Structures Construction, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Semiconductor and Related Device Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur

I certify.

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Audio and Video Equipment Manufacturing, Photographic Equipment and Supplies Merchant Wholesalers, Computer and Computer Peripheral Equipment and Software Merchant Wholesalers

All Other Miscellaneous Textile Product Mills, Outerwear Knitting Mills, Women's, Girls', and Infants' Cut and Sew Apparel Contractors, Men's and Boys' Cut and Sew Underwear and Nightwear Manufacturing, Men's and Boys' Cut and Sew Other Outerwear Manufacturing

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Book Publishers, Software Publishers, Motion Picture and Video Production, Motion Picture and Video Distribution

Small Arms Ammunition Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Aircraft Manufacturing, Other Aircraft Parts and Auxiliary Equipment Manufacturing

Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Electrical Contractors, All Other Specialty Trade Contractors, Steel Wire Drawing

All Other Miscellaneous Chemical Product and Preparation Manufacturing, Plastics Bottle Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Motor Vehicle Supplies and New Parts Merchant Wholesalers, Tire and Tube Merchant Wholesalers

Electronic Computer Manufacturing, Computer Storage Device Manufacturing, Computer Terminal Manufacturing, Other Computer Peripheral Equipment Manufacturing, Telephone Apparatus Manufacturing

Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Welding and Soldering Equipment Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Electronic Coil, Transformer, and Other Inductor Manufacturing, Electronic Connector Manufacturing

Other Vegetable (except Potato) and Melon Farming, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Commercial and Institutional Building Construction

Commercial and Institutional Building Construction, Power and Communication Line and Related Structures Construction, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Photographic Equipment and Supplies Merchant Wholesalers, Other Electronic Parts and Equipment Merchant Wholesalers

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Audio and Video Equipment Manufacturing, Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial, Engineering Services

Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers, Other Electronic Parts and Equipment Merchant Wholesalers