ARiA meets SBA small-business size standards for all of the following NAICS codes:

541712 Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)

541380 Acoustics Testing Laboratories or Services

541620 Environmental Consulting Services

541690 Other Scientific and Technical Consulting Services

541720 Research and Development in the Social Sciences and Humanities

541511 Custom Computer Programming Services

541330 Engineering Services

541990 All Other Professional, Scientific, and Technical Services