Department of Health and Human Services NAICS 541990 and PSC Z299 contractors

All Other Professional, Scientific, and Technical Services. MAINT, REP/ALTER/ALL OTHER. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Health and Human Services.

Department of Health and Human Services · NAICS 541990 · PSC Z299

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$258,350,759

State overlap

Top recipients

Visible recipients in the Department of Health and Human Services overlap of NAICS 541990 and PSC Z299

Amentum Government Services, Inc.

Chantilly, VA

Amentum Government Services, Inc. is a federal category business profile based in Chantilly, VA. The current public data layer shows $1,102,374,198 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 811118 (Other Automotive Mechanical and Electrical Repair and Maintenance). The profile also shows meaningful product and service activity in PSC J023.

$258,350,759