| # | NAICS | Description |
| | | |
| 1 | 423430 | Computer and Computer Peripheral Equipment and Software Merchant Wholesalers |
| 2 | 561320 | Temporary Help Services |
| 3 | 518210 | Data Processing, Hosting, and Related Services |
| 4 | 519120 | Libraries and Archives |
| 5 | 519130 | Internet Publishing and Broadcasting and Web Search Portals |
| 6 | 541430 | Graphic Design Services |
| 7 | 541511 | Custom Computer Programming Services |
| 8 | 541512 | Computer Systems Design Services |
| 9 | 541513 | Computer Facilities Management Services |
| 10 | 541519 | Other Computer Related Services |
| 11 | 541611 | Administrative Management and General Management Consulting Services |
| 12 | 541613 | Marketing Consulting Services |
| 13 | 541614 | Process, Physical Distribution, and Logistics Consulting Services |
| 14 | 541618 | Other Management Consulting Services |
| 15 | 541690 | Other Scientific and Technical Consulting Services |
| 16 | 541810 | Advertising Agencies |
| 17 | 541820 | Public Relations Agencies |
| 18 | 541830 | Media Buying Agencies |
| 19 | 541840 | Media Representatives |
| 20 | 541850 | Outdoor Advertising |
| 21 | 541860 | Direct Mail Advertising |
| 22 | 541870 | Advertising Material Distribution Services |
| 23 | 541890 | Other Services Related to Advertising |
| 24 | 541910 | Marketing Research and Public Opinion Polling |
| 25 | 541990 | All Other Professional, Scientific, and Technical Services |
| 26 | 561110 | Office Administrative Services |
| 27 | 561210 | Facilities Support Services |
| | |
| 28 | 561422 | Telemarketing Bureaus and Other Contact Centers |
| 29 | 561499 | All Other Business Support Services |
| 30 | 561611 | Investigation Services |
| 31 | 561990 | All Other Support Services |
| 32 | 611420 | Computer Training |
| 33 | 611430 | Professional and Management Development Training |
