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Department of the Interior NAICS 561621 and PSC Y1AA contractors
Security Systems Services (except Locksmiths). CONSTRUCTION OF OFFICE BUILDINGS. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of the Interior.
Department of the Interior · NAICS 561621 · PSC Y1AA
Last updated: April 7, 2026
Visible recipients
1
Mapped obligations
$6,986,246
State overlap
1
Top recipients
