PSC NAICS rankings
Top NAICS paths for PSC AD25.
Use this ranking when the research starts with PSC AD25 and you want the strongest industry-code pages attached to R&D- DEFENSE OTHER: SERVICES (OPERATIONAL SYSTEMS DEVELOPMENT) 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 541512
2 visible recipients · Computer Systems Design Services
NAICS 541330
7 visible recipients · Engineering Services
NAICS 517919
2 visible recipients · All Other Telecommunications
NAICS 334290
2 visible recipients · Other Communications Equipment Manufacturing
NAICS 517110
1 visible recipients · Wired Telecommunications Carriers
NAICS 488190
1 visible recipients · Other Support Activities for Air Transportation
NAICS 541710
1 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences
NAICS 541990
1 visible recipients · All Other Professional, Scientific, and Technical Services
NAICS 541511
2 visible recipients · Custom Computer Programming Services
NAICS 561612
1 visible recipients · Security Guards and Patrol Services
NAICS 561210
2 visible recipients · Facilities Support Services
NAICS 518210
1 visible recipients · Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
NAICS 541611
1 visible recipients · Administrative Management and General Management Consulting Services
NAICS 541519
4 visible recipients · Other Computer Related Services
NAICS 541690
1 visible recipients · Other Scientific and Technical Consulting Services
NAICS 238220
1 visible recipients · Plumbing, Heating, and Air-Conditioning Contractors
NAICS 561621
1 visible recipients · Security Systems Services (except Locksmiths)
NAICS 541715
5 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
NAICS 334419
1 visible recipients · Other Electronic Component Manufacturing
NAICS 562211
1 visible recipients · Hazardous Waste Treatment and Disposal
NAICS 541199
1 visible recipients · All Other Legal Services
NAICS 811213
1 visible recipients · Communication Equipment Repair and Maintenance
NAICS 811219
1 visible recipients · Other Electronic and Precision Equipment Repair and Maintenance
NAICS 541350
2 visible recipients · Building Inspection Services
NAICS 811121
1 visible recipients · Automotive Body, Paint, and Interior Repair and Maintenance
NAICS 332993
1 visible recipients · Ammunition (except Small Arms) Manufacturing
Other PSC ranking views
Move around PSC AD25
Use sibling ranking layers when you want to stay inside the same service lane but switch between geography and industry analysis.
Directory graph
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.