PSC NAICS rankings
Top NAICS paths for PSC 7A21.
Use this ranking when the research starts with PSC 7A21 and you want the strongest industry-code pages attached to IT AND TELECOM - BUSINESS APPLICATION SOFTWARE (PERPETUAL LICENSE SOFTWARE) 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 541519
18 visible recipients · Other Computer Related Services
NAICS 511210
15 visible recipients · Software Publishers
NAICS 334111
9 visible recipients · Electronic Computer Manufacturing
NAICS 423430
8 visible recipients · Computer and Computer Peripheral Equipment and Software Merchant Wholesalers
NAICS 541511
10 visible recipients · Custom Computer Programming Services
NAICS 541512
5 visible recipients · Computer Systems Design Services
NAICS 513210
6 visible recipients · Software Publishers
NAICS 443120
3 visible recipients · Computer and Software Stores
NAICS 541715
1 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
NAICS 518210
4 visible recipients · Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
NAICS 334210
2 visible recipients · Telephone Apparatus Manufacturing
NAICS 517110
1 visible recipients · Wired Telecommunications Carriers
NAICS 541330
1 visible recipients · Engineering Services
NAICS 334118
3 visible recipients · Computer Terminal and Other Computer Peripheral Equipment Manufacturing
NAICS 334112
3 visible recipients · Computer Storage Device Manufacturing
NAICS 541611
1 visible recipients · Administrative Management and General Management Consulting Services
NAICS 811212
1 visible recipients · Computer and Office Machine Repair and Maintenance
NAICS 561990
1 visible recipients · All Other Support Services
NAICS 334417
1 visible recipients · Electronic Connector Manufacturing
NAICS 335999
1 visible recipients · All Other Miscellaneous Electrical Equipment and Component Manufacturing
NAICS 333316
1 visible recipients · Photographic and Photocopying Equipment Manufacturing
NAICS 541513
1 visible recipients · Computer Facilities Management Services
NAICS 541618
1 visible recipients · Other Management Consulting Services
NAICS 541990
1 visible recipients · All Other Professional, Scientific, and Technical Services
NAICS 334516
1 visible recipients · Analytical Laboratory Instrument Manufacturing
Other PSC ranking views
Move around PSC 7A21
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.