Agency + PSC NAICS rankings
Top NAICS paths for PSC Y1PZ under Department of Homeland Security.
Use this ranking when the research starts with Department of Homeland Security and PSC Y1PZ, and you want the strongest industry-code pages inside that exact buyer + service slice.
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Open NAICS 236220
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Agency + service NAICS rankings
Top NAICS paths inside Department of Homeland Security + PSC Y1PZ
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 236220
4 visible recipients · Commercial and Institutional Building Construction
NAICS 237990
5 visible recipients · Other Heavy and Civil Engineering Construction
NAICS 237310
3 visible recipients · Highway, Street, and Bridge Construction
NAICS 541330
1 visible recipients · Engineering Services
NAICS 561621
2 visible recipients · Security Systems Services (except Locksmiths)
NAICS 561210
3 visible recipients · Facilities Support Services
NAICS 541512
1 visible recipients · Computer Systems Design Services
NAICS 238210
1 visible recipients · Electrical Contractors and Other Wiring Installation Contractors
NAICS 611519
1 visible recipients · Other Technical and Trade Schools
NAICS 238290
1 visible recipients · Other Building Equipment Contractors
NAICS 236210
2 visible recipients · Industrial Building Construction
NAICS 237120
1 visible recipients · Oil and Gas Pipeline and Related Structures Construction
NAICS 561990
1 visible recipients · All Other Support Services
NAICS 237110
1 visible recipients · Water and Sewer Line and Related Structures Construction
NAICS 485113
1 visible recipients · Bus and Other Motor Vehicle Transit Systems
NAICS 324121
1 visible recipients · Asphalt Paving Mixture and Block Manufacturing
NAICS 334517
1 visible recipients · Irradiation Apparatus Manufacturing
NAICS 333923
1 visible recipients · Overhead Traveling Crane, Hoist, and Monorail System Manufacturing
NAICS 488320
1 visible recipients · Marine Cargo Handling
NAICS 327310
1 visible recipients · Cement Manufacturing
NAICS 327390
1 visible recipients · Other Concrete Product Manufacturing
NAICS 238990
1 visible recipients · All Other Specialty Trade Contractors
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