NAICS 541990 federal contracts
Professional, Scientific & Technical Services · official SAM.gov & USAspending data
6,307
Awards (12 mo)
$66.2B
Total awarded
$482K
Typical award
2,138
Winning contractors
Who wins the most in NAICS 541990
Open opportunities in NAICS 541990 right now
Sorted by response deadline (closest first).
Solicitation for Substance Abuse Control Officer (SACO) Management Services
DEPT OF THE NAVY · NC · closes Jul 20, 2026 · SDVOSBC set-aside
J--GC26 - MAINTENANCE OF JANUS FIRE
BUREAU OF RECLAMATION · closes Jul 20, 2026 · SBA set-aside
Histopathology and antibody screening of Hutchinson Gilford progeria syndrome mouse model DNA editin
NATIONAL INSTITUTES OF HEALTH · MD · closes Jul 20, 2026
NNSY CASK DROP ANALYSIS TEST
DEPT OF THE NAVY · VA · closes Jul 20, 2026 · SBA set-aside
DLA Troop Support Medical License of Curvo-BroadJump.
DEFENSE LOGISTICS AGENCY · PA · closes Jul 20, 2026
Precise Time and Astrometry (PTA) Enterprise Systems Security
DEPT OF THE NAVY · DC · closes Jul 20, 2026
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