| 334111 | Electronic Computer Manufacturing
|
| 334112 | Computer Storage Device Manufacturing
|
| 334118 | Computer Terminal and Other Computer Peripheral Equipment Manufacturing
|
| 334210 | Telephone Apparatus Manufacturing
|
| 334220 | Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
|
| 423430 | Computer and Computer Peripheral Equipment and Software Merchant Wholesalers
|
| 511210 | Software Publishers
|
| 518210 | Data Processing, Hosting, and Related Services |
| 541219 | Other Accounting 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
|
| 541612 | Human Resources Consulting Services
|
| 541614 | Process, Physical Distribution, and Logistics Consulting Services
|
| 541618 | Other Management Consulting Services
|
| 541690 | Other Scientific and Technical Consulting Services
|
| 541990 | All Other Professional, Scientific, and Technical Services
|
| 561110 | Office Administrative Services
|
| 561210 | Facilities Support Services |
| 561422 | Telemarketing Bureaus and Other Contact Centers |
| 561499 | All Other Business Support Services
|
| 561612 | Security Guards and Patrol Services
|
| 561621 | Security Systems Services (except Locksmiths)
|
| 611420 | Computer Training
|
| 611430 | Professional and Management Development Training
|
| 611710 | Educational Support Services
|
| 711510 | Independent Artists, Writers, and Performers
|
| 928110 | National Security
|
