Agency + PSC NAICS rankings
Top NAICS paths for PSC J999 under Department of Homeland Security.
Use this ranking when the research starts with Department of Homeland Security and PSC J999, 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 J999
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 336611
Jump straight into the strongest NAICS detail page inside Department of Homeland Security + PSC J999.
Open top NAICS page
Open PSC J999 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 J999 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 J999
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 336611
4 visible recipients · Ship Building and Repairing
NAICS 333618
2 visible recipients · Other Engine Equipment Manufacturing
NAICS 541330
2 visible recipients · Engineering Services
NAICS 811219
1 visible recipients · Other Electronic and Precision Equipment Repair and Maintenance
NAICS 336390
1 visible recipients · Other Motor Vehicle Parts Manufacturing
NAICS 335312
2 visible recipients · Motor and Generator Manufacturing
NAICS 333911
1 visible recipients · Pump and Pumping Equipment Manufacturing
NAICS 332410
1 visible recipients · Power Boiler and Heat Exchanger Manufacturing
NAICS 333611
1 visible recipients · Turbine and Turbine Generator Set Units Manufacturing
NAICS 811310
1 visible recipients · Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
NAICS 333613
1 visible recipients · Mechanical Power Transmission Equipment Manufacturing
NAICS 541712
1 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
NAICS 326191
1 visible recipients · Plastics Plumbing Fixture Manufacturing
NAICS 332913
1 visible recipients · Plumbing Fixture Fitting and Trim Manufacturing
Other buyer + code ranking views
Move around Department of Homeland Security and PSC J999
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 J999 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.