221310 Water Supply and Irrigation Systems
236210 Industrial Building Construction
236220 Commercial and Institutional Building Construction
334220 Radio And Television Broadcasting And Wireless Communications Equipment Manufacturing
334511 Search, Detection, Navigation, Guidance, Aeronautical, And Nautical System And Instrument Manufacturing
423420 Office Equipment Merchant Wholesalers
423690 Other Electronic Parts And Equipment Merchant Wholesalers
493110 General Warehousing And Storage
517110 Wired Telecommunications Carriers
532420 Office Machinery And Equipment Rental And Leasing
541330 Engineering Services
541380 Testing Laboratories
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
541614 Process, Physical Distribution, And Logistics Consulting Services
541618 Other Management Consulting Services

541712 Research And Development In The Physical, Engineering, And Life Sciences (Except Biotechnology)
541990 All Other Professional, Scientific, And Technical Services
561110 Office Administrative Services
611430 Professional And Management Development Training
811212 Computer And Office Machine Repair And Maintenance