North American Industry Classification System (NAICS)
541330 Engineering Services
541512 Computer Systems Design Services
541513 Computer Facilities Management Services
541519 Other Computer Related Services
541611 Administrative Management & General Management
Consulting Services
541690 OtherScientific & Technical Consulting Services
541990 All Other Professional, Scientific, &
Technical Services
------------------------------------------------------------------------ Standard Industrial
Classification (SIC)
7371 Computer Programming Services
7376 Computer Facilities Management
7379 Computer Related Services, NEC
7382 Security Systems Services
8711 Engineering Services
8742 Management Consulting Services
8744 Facilities Support Services
9711 National Security
9721 International Affairs
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Product Service Codes (PSC)
B513 Study / Feasibility - non-contru
B529 Study / Scientific Data
B544 Study / Technology
B546 Study / Security Physical & Per
R408 Professional Services / Program Management
R421 Professional Services / Technical Assistance
R425 Professional Services / Engineering Technical
R499 Other Professional Services
R546 Study / Security Physical & Per
R549 Study / Foreign & National Security |