Agency + PSC NAICS rankings
Top NAICS paths for PSC AC13 under Department of Homeland Security.
Use this ranking when the research starts with Department of Homeland Security and PSC AC13, and you want the strongest industry-code pages inside that exact buyer + service slice.
Best next ranking moves
Move faster from Department of Homeland Security + PSC AC13
Use the strongest next click when this buyer + service slice is already the right lane and you want to get to the best detail page faster.
Open NAICS 541712
Jump straight into the strongest NAICS detail page inside Department of Homeland Security + PSC AC13.
Open top NAICS page
Open PSC AC13 under Department of Homeland Security
Move from the ranking layer into the full buyer + PSC page with recipient listings and overlap sections.
Open agency + PSC page
Switch to top NAICS paths for Department of Homeland Security
Broaden out from PSC AC13 and see which industry codes lead the whole Department of Homeland Security slice.
Open top NAICS paths
Agency + service NAICS rankings
Top NAICS paths inside Department of Homeland Security + PSC AC13
Use these rankings when the buyer-specific PSC page is still too broad and you want the most relevant NAICS pivots inside the same slice.
NAICS 541712
7 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
NAICS 541715
6 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
NAICS 541330
5 visible recipients · Engineering Services
NAICS 541710
5 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
5 visible recipients · Custom Computer Programming Services
NAICS 561210
1 visible recipients · Facilities Support Services
NAICS 336419
1 visible recipients · Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
NAICS 511130
1 visible recipients · Book Publishers
NAICS 541713
1 visible recipients · Research and Development in Nanotechnology
NAICS 541519
1 visible recipients · Other Computer Related Services
NAICS 541714
2 visible recipients · Research and Development in Biotechnology (except Nanobiotechnology)
NAICS 541513
1 visible recipients · Computer Facilities Management Services
NAICS 541611
1 visible recipients · Administrative Management and General Management Consulting Services
NAICS 541512
1 visible recipients · Computer Systems Design Services
NAICS 423430
1 visible recipients · Computer and Computer Peripheral Equipment and Software Merchant Wholesalers
NAICS 336413
1 visible recipients · Other Aircraft Parts and Auxiliary Equipment Manufacturing
NAICS 333992
1 visible recipients · Welding and Soldering Equipment Manufacturing
NAICS 332993
1 visible recipients · Ammunition (except Small Arms) Manufacturing
Other buyer + code ranking views
Move around Department of Homeland Security and PSC AC13
Switch back into the broader buyer PSC ranking layer or go straight into the detailed buyer + PSC page when you want recipient-level browsing.
Top PSC paths for Department of Homeland Security
Return to the broader buyer ranking layer before picking a different service code.
Open top PSC paths
Open PSC AC13 under Department of Homeland Security
Move from the ranking layer into the full buyer + PSC detail page with recipient listings and overlap sections.
Open agency + PSC page
Directory graph
Move into full directory hubs
Use this ranking page as a shortcut, then branch back into the wider agency, PSC, NAICS, state, and top-list hubs when you want broader browse coverage.