North American Industrial Classification system -- naics CODES
541990 All other Professional, Scientific and Technical Services; 541690 Other Scientific and Technical Services
921190 Other General Government Support
541614 Consulting Services, Process, Physical Distribution and Logistics Consulting Services; Operations Research Consulting Services
541611 Business Management Consulting Services, Administrative Management Consulting Services; General Consulting Services and General Management Consulting Services
541720 Research and Development in the Social Sciences; Humanities Research and Development Services; Social Science Research and Development; Sociological Research and Development Services;Sociology Research and Development Services; Language Research and Development Services
541511 Custom Computer Programming Services
541512 Computer Systems Design
541519 Other Computer Related Services
541513 Computer Facilities Management Services
541420 Industrial Design Services
541430 Graphic Design Services
541490 Other Specialized Design Services
541820 Public Relations Consulting, Political Consulting Services, Public Relations Services