238210 - Electrical Contractors & Other Wiring Installation Contractors
238390 - Other Building Finishing Contractors
334119 - Other Computer Peripheral Equipment Manufacturing
334210 - Telephone Apparatus Manufacturing
334310 - Audio & Video Equipment Manufacturing
423440 - Other Commercial Equipment Merchant Wholesalers
423690 - Other Electronic Parts & Equipment Merchant Wholesalers
517911 - Telecommunication Resellers
518210 - Data Processing, Hosting, & Related Services
541330 - Engineering Services
541511 - Custom Computer Programming Services
541512 - Computer Systems Design Services
541513 - Computer Facilities Management Services
541519 - Other Computer Related Services
541614 - Process, Physical Distribution, & Logistics Consulting Services
541618 - Other Management Consulting Services
561110 - Office Administrative Services
561210 - Facilities Support Services
561499 - All Other Business Support Services
561990 - All Other Support Services
811213 - Communication Equipment Repair & Maintenance