Possible NAICS Codes
541690 – Other Scientific and Technical Consulting Services
561210 – Facilities Support Services
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
488999 – All Other Support Activities for Transportation
541330 – Engineering Services
541380 – Testing Laboratories and Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
541720 – Research and Development in the Social Sciences and Humanities
561312 – Executive Search Services
611310 – Colleges, Universities, and Professional Schools