PSC NAICS rankings
Top NAICS paths for PSC AC35.
Use this ranking when the research starts with PSC AC35 and you want the strongest industry-code pages attached to NATIONAL DEFENSE R&D SVCS; DEFENSE-RELATED ACTIVITIES; R&D FACILITIES & MAJ EQUIP before moving into deeper intersections.
PSC NAICS rankings
Top NAICS paths
These PSC-scoped rankings are useful when you want a cleaner entry point than the full code page and a faster pivot into geography or industry-lane research.
NAICS 513210
1 visible recipients · Software Publishers
NAICS 541715
1 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
NAICS 541511
1 visible recipients · Custom Computer Programming Services
NAICS 511210
1 visible recipients · Software Publishers
NAICS 518210
2 visible recipients · Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
NAICS 541512
1 visible recipients · Computer Systems Design Services
NAICS 541990
1 visible recipients · All Other Professional, Scientific, and Technical Services
NAICS 541611
1 visible recipients · Administrative Management and General Management Consulting Services
NAICS 423430
1 visible recipients · Computer and Computer Peripheral Equipment and Software Merchant Wholesalers
Other PSC ranking views
Move around PSC AC35
Use sibling ranking layers when you want to stay inside the same service lane but switch between geography and industry analysis.
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Move into full directory hubs
Use the PSC-specific ranking page as a shortcut, then move back into the broader PSC, state, NAICS, and top-list hubs when you want wider browse coverage.