All Other Professional, Scientific, and Technical Services

467 active contract opportunities

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Top Industries

  • All Other Professional, Scientific, and Technical Services467

Set-Aside Distribution

  • 323
  • Small Business62
  • No Set Aside44
  • SDVOSB24
  • 8(a) Competed6

Top Locations

  • CO131
  • DC49
  • VA46
  • MD40
  • TX32

About NAICS541990

The North American Industry Classification System (NAICS) code 541990 covers all other professional, scientific, and technical services. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

B-STUDENT SERVICE CONTRACT - JACK YODZEVICIS

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 20, 2026

BTO SETA Support Services

DEPT OF DEFENSE
ARLINGTON, VA
NAICS 541990
Posted Mar 20, 2026
No Set Aside

SAMHSA Behavioral Health Services Information System (BHSIS) Bridge Contract

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ROCKVILLE, MD
NAICS 541990
Posted Mar 19, 2026

H258-Medical Physicist for William S. Middleton Memorial Veterans Hospital

VETERANS AFFAIRS, DEPARTMENT OF
MILWAUKEE, WI
NAICS 541990
Posted Mar 18, 2026
SDVOSB

Arms Control Subject Matter Expert and Training Support Services

DEPT OF DEFENSE
FORT BELVOIR, VA
NAICS 541990
Posted Mar 18, 2026

R-LAUREN KENYON NEW SSC

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 18, 2026

B-STUDENT CONTRACT - SARAH VAN ROOYEN

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 17, 2026

SEDRIC Ontology Modernization Services TO5

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ATLANTA, GA
NAICS 541990
Posted Mar 17, 2026
Small Business

B-STUDENT CONTRACT - ELLIANA PROW

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 17, 2026

B-STUDENT CONTRACT - HARRISON PEKATS

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 17, 2026

F-1305M326D0001 SEFSC SEFOP & PROP IDIQ

COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 541990
Posted Mar 16, 2026

International Monitoring System Waveform Operations and Maintenance

DEPT OF DEFENSE
FORT BELVOIR, VA
NAICS 541990
Posted Mar 13, 2026

B-GS-05 SSC CATRIONA GOERING

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 12, 2026

B-GS07 SSC KYLE JORGENSEN

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 12, 2026

B-GS-05 SSC GEORGIANA DUCSAI

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 12, 2026

B-GS-05 SSC DAYANEE FAUST

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 12, 2026

B-GS-05 SSC AVERY DART

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 10, 2026

Interim Extension INL Haiti-SMEs

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 541990
Posted Mar 10, 2026

B-STUDENT CONTRACT - KATELYN BIELAS

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 10, 2026

B-GS-04 SSC ARROW MYERS

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Mar 6, 2026