NAICS CODES North American Industrial Classification System (NAICS) codes relevant to C5T Corporation. (Select individual NAICS Code or Description to view details) NAICS Description Limit 488119 Other Airport Operations $32.5 Million 488190 Other Support Activities for Air Transportation $32.5 Million 518210 Data Processing, Hosting and Related Services $32.5 Million 523920 Portfolio Management $38.5 Million 541330 Engineering Services $15 Million 541490 Other Specialized Design Services $7.5 Million 541511 Custom Computer Programming Services $27.5 Million 541512 Computer Systems Design Services $27.5 Million 541513 Computer Facilities Management Services $27.5 Million 541519 Other Computer Related Services $27.5 Million 541611 Administrative Management /General Management Consulting Services $15.0 Million 541614 Process, Physical Distribution, and Logistics Consulting Services $15.0 Million 541618 Other Management Consulting Services $15.0 Million 541690 Other Scientific and Technical Consulting Services $15.0 Million 541712 Research/Development in the Physical, Engineering and Life Sciences (except Biotechnology) 500 Employees 541720 Research and Development in the Social Sciences and Humanities $20.5 Million 541990 All Other Professional, Scientific, and Technical Services $15.0 Million 561110 Office Administrative Services $7.5 Million 561410 Document Preparation Services $15.0 Million 611420 Computer Training $11.0 Million 611430 Professional and Management Development Training $11.0 Million