NAICS Codes

  • 519120 Libraries and Archives
  • 519190 All Other Information Services
  • 541330 Engineering Services
  • 541511 Custom Computer Programming Services
  • 541512 Computer Systems Design Services
  • 541519 Other Computer Related Services
  • 541611 Administrative Management and General Management Consulting Services
  • 541612 Human Resources Consulting Services
  • 541613 Marketing Consulting Services
  • 541614 Process, Physical Distribution, and Logistics Consulting Services
  • 541618 Other Management Consulting Services
  • 541690 Other Scientific and Technical Consulting Services
  • 541720 Research and Development in the Social Sciences and Humanities
  • 541890 Other Services Related to Advertising
  • 541990 All Other Professional, Scientific, and Technical Services
  • 561110 Office Administrative Services
  • 561410 Document Preparation Services
  • 561421 Telephone Answering Services
  • 561431 Private Mail Centers
  • 611710 Educational Support Services