State + NAICS + PSC page

NAICS 541990 and PSC R799 contractors in Maryland

All Other Professional, Scientific, and Technical Services. SUPPORT- MANAGEMENT: OTHER. Use this deeper state cross-code page to see which visible contractors sit in the overlap between these two lanes inside Maryland.

Maryland · NAICS 541990 · PSC R799
Last updated: April 8, 2026

Visible recipients

3

Mapped obligations

$1,176,883,982

Buyer overlap

4

Top recipients

Visible recipients in the Maryland overlap of NAICS 541990 and PSC R799

Leidos Biomedical Research INC

Frederick, MD

Leidos Biomedical Research INC is a federal category business profile based in Frederick, MD. The current public data layer shows $651,706,968 in visible federal obligations across 237 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC M181.

$4,011,322

Qlarant Integrity Solutions LLC

Easton, MD

Qlarant Integrity Solutions LLC is a federal category business profile based in Easton, MD. The current public data layer shows $84,807,227 in visible federal obligations across 24 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541990 (All Other Professional, Scientific, and Technical Services). The profile also shows meaningful product and service activity in PSC R499.

$1,127,753,489

Asrc Federal Professional Services, LLC

Beltsville, MD

Asrc Federal Professional Services, LLC is a federal 8a program participant profile based in Beltsville, MD. The current public data layer shows $38,732,273 in visible federal obligations across 62 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561611 (Investigation and Personal Background Check Services). The profile also shows meaningful product and service activity in PSC R499.

$45,119,171