Agency + PSC NAICS rankings
Top NAICS paths for PSC C1AA under Department of Homeland Security.
Use this ranking when the research starts with Department of Homeland Security and PSC C1AA, 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 C1AA
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 541330
1 visible recipients · Engineering Services
NAICS 541310
1 visible recipients · Architectural Services
NAICS 541611
1 visible recipients · Administrative Management and General Management Consulting Services
NAICS 236210
2 visible recipients · Industrial Building Construction
NAICS 237990
1 visible recipients · Other Heavy and Civil Engineering Construction
NAICS 541618
1 visible recipients · Other Management Consulting Services
NAICS 238990
1 visible recipients · All Other Specialty Trade Contractors
NAICS 334517
1 visible recipients · Irradiation Apparatus Manufacturing
NAICS 561621
1 visible recipients · Security Systems Services (except Locksmiths)
NAICS 561210
1 visible recipients · Facilities Support Services
NAICS 238210
1 visible recipients · Electrical Contractors and Other Wiring Installation Contractors
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Top PSC paths for Department of Homeland Security
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