334111 - Electronic Computer Manufacturing

334112 - Computer Storage Device Manufacturing

334113 - Computer Terminal Manufacturing

334119 - Other Computer Peripheral Equipment Manufacturing

334220 - Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing

334290 - Other Communications Equipment Manufacturing

334419 - Other Electronic Component Manufacturing

334511 - Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

335999 - All Other Miscellaneous Electrical Equipment and Component Manufacturing

423430 - Computer and Computer Peripheral Equipment and Software Merchant Wholesalers

517911 - Telecommunications Resellers

518210 - Data Processing, Hosting, and Related Services

519190 - All Other Information Services

541330 - Engineering Services

541511 - Custom Computer Programming Services

541512 - Computer Systems Design Services

541513 - Computer Facilities Management Services

541519 - Other Computer Related Services

541611 - Administrative Management and General Management Consulting Services

541690 - Other Scientific and Technical Consulting Services

541712 - Research and Development in the Physical, Engineering, and Life Sciences (Except Biotechnology)

541990 - All Other Professional, Scientific, and Technical Services

561210 - Facilities Support Services

561990 - All Other Support Services