NAICS codes
NAICS:
541330 Engineering Services (*primary category)
541618 Other Management Consulting Services
541511 Custom Computer Programming Services
541512 Computer Systems Design Services
541513 Computer Facilities Management Services
541519 Other Computer Related Services
541611 Administrative and General Management Consulting Services
541612 Human Resources Consulting Services
541613 Marketing Consulting Services
541614 Process, Physical Distribution, and Logistics Consulting Services
541690 Other Scientific and Technical Consulting Services
541990 All Other Professional, Scientific, and Technical Services
611410 Business and Secretarial Schools
611420 Computer training
611430 Professional and Management Development Training
611519 Technical and Trade Schools
611691 Exam Preparation and Tutoring
611699 All Other Miscellaneous Schools and Instruction
511210 Software Publishers
518210 Data Processing, Hosting, and Related Services
518210 Data entry, storage
561410 Document Preparation Services
519190 All Other Information Services
519130 Internet Publishing and Broadcasting and Web Search Portals