North American Industry Classification (NAICS) Codes:
541330 – Engineering Services
541511 – Custom Computer Programming Services
541512 – Computer Systems Design Services
541513 – Computer Facilities Management Services
541519 – Other Computer Related Services
541618 – Other Management Consulting Services
541690 – Other Scientific and Technical Consulting Services
541711 – Research and Development in Biotechnology
541712 – Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
541990 – All Other Professional, Scientific, and Technical Services