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Home/Department of Health and Human Services/NAICS 541620/PSC R424

Agency + NAICS + PSC page

Department of Health and Human Services NAICS 541620 and PSC R424 contractors

Environmental Consulting Services. SUPPORT- PROFESSIONAL: EXPERT WITNESS. Cross-code overlap under Department of Health and Human Services.

Department of Health and Human Services · NAICS 541620 · PSC R424

Last updated: April 17, 2026

Visible recipients

2

Mapped obligations

$3,944,838

State overlap

2

Top recipients

Visible recipients in the Department of Health and Human Services overlap of NAICS 541620 and PSC R424

Coeur D'alene Tribe

Plummer, ID

Plummer, ID | 108 awards | Top agency Department of the Interior | NAICS 541620

Halff Associates, Inc.

Richardson, TX

Richardson, TX | 5 awards | Top agency Department of Defense | NAICS 541330

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Top recipient paths -- ranked view
Department of Health and Human Services NAICS 541620 -- drop PSC filter
Department of Health and Human Services PSC R424 -- drop NAICS filter
ID -- search by state
TX -- search by state