| Primary NAICS Codes |
| NAICS Code |
Title |
| 541330 |
Engineering Services |
| 541511 |
Custom Computer Programming Services |
| 541512 |
Computer Systems Design Services |
| 541611 |
Administrative Management and General Management Consulting Services |
| Additional NAICS Codes |
| NAICS Code |
Title |
| 517110 |
Wired Telecommunications Carriers |
| 517210 |
Wireless Telecommunications Carriers (except Satellite) |
| 517410 |
Satellite Telecommunications |
| 517919 |
All Other Telecommunications |
| 518210 |
Data Processing, Hosting, and Related Services |
| 519130 |
Internet Publishing and Broadcasting and Web Search Portals |
| 519190 |
All Other Information Services |
| 541430 |
Graphic Design Services |
| 541490 |
Other Specialized Design Services |
| 541513 |
Computer Facilities Management Services |
| 541519 |
Other Computer Related Services |
| 541613 |
Marketing Consulting Services |
| 541614 |
Process, Physical Distribution, and Logistics Consulting Services |
| 541618 |
Other Management Consulting Services |
| 541620 |
Environmental Consulting Services |
| 541690 |
Other Scientific and Technical Consulting Services |
| 541711 |
Research and Development in Biotechnology |
| 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 |
| 561210 |
Facilities Support Services |
| 561320 |
Temporary Help Service |
| 561499 |
All Other Business Support Services |
| 611420 |
Computer Training |
| 611430 |
Professional and Management Development Training |
| 811212 |
Computer and Office Machine Repair and Maintenance |
| 811213 |
Communication Equipment Repair and Maintenance |
