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Department of the Interior NAICS 541720 and PSC R499 contractors

Research and Development in the Social Sciences and Humanities. SUPPORT- PROFESSIONAL: OTHER. 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 541720 · PSC R499
Last updated: April 6, 2026

Visible recipients

3

Mapped obligations

$2,263,974,639

State overlap

3

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541720 and PSC R499