All Other Professional, Scientific, and Technical Services

575 active contract opportunities

575

Active Opportunities

507

Posted Last 7 Days

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Top Industries

  • All Other Professional, Scientific, and Technical Services575

Set-Aside Distribution

  • 416
  • Small Business53
  • No Set Aside40
  • SDVOSB30
  • Small Business Set Aside - Total12

Top Locations

  • CO173
  • VA61
  • DC57
  • MD53
  • TX34

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.

Award of Production Line Transition

DEPT OF DEFENSE
PATUXENT RIVER, MD
NAICS 541990
Posted Sep 9, 2025
No Set Aside

AEGIS Technologies Vampire ITS Classroom Training System Sustainment Support

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 541990
Posted Sep 9, 2025

H342-Fire Extinguisher Inspec & Maint

VETERANS AFFAIRS, DEPARTMENT OF
Gilbert, AZ
NAICS 541990
Posted Sep 9, 2025
SDVOSB

Transfusion-Transmissible Infections Monitoring System (TTIMS)

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
Beltsville, MD
NAICS 541990
Posted Sep 8, 2025
No Set Aside

TEAD - RAM Inspection

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 541990
Posted Sep 8, 2025

R-Science and Technical Support Services (STSSC) For

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Sep 6, 2025

Food and Drug Administration (FDA) Regulatory Compliance Training

DEPT OF DEFENSE
FORT DETRICK, MD
NAICS 541990
Posted Sep 4, 2025
Small Business

B-STUDENT SERVICE -

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Sep 3, 2025

B-STUDENT CONTRACT FOR ELIZA ROSS

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Sep 3, 2025

DSCA Irregular Warfare Center Support Services

DEPT OF DEFENSE
WASHINGTON, DC
NAICS 541990
Posted Sep 3, 2025

LGA Fire Extinguisher Service Contract

DEPT OF DEFENSE
WALLA WALLA, WA
NAICS 541990
Posted Sep 2, 2025
Small Business

TRIOSS Additional Instructor/Operators Justification & Approval

DEPT OF DEFENSE
ORLANDO, FL
NAICS 541990
Posted Sep 2, 2025

Award Notice - NWS Climatological Weather Observations

COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 541990
Posted Aug 31, 2025
No Set Aside

R-Digital Services, Geospatial Technical Services

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Aug 28, 2025

MagQuest Phase 4C Task Order 013-80JSC025F0033

NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
HOUSTON, TX
NAICS 541990
Posted Aug 27, 2025
Small Business

Z-Refurbish Bronze Elements in Memorial

INTERIOR, DEPARTMENT OF THE
Macedonia, OH
NAICS 541990
Posted Aug 27, 2025

Limited Sources Justification - Blanket Purchase Agreement (BPA) 9531BM25A0015 Vehicle Recorder Division (RE-40) Laboratory Software Maintenance and Enhancements

NATIONAL TRANSPORTATION SAFETY BOARD
WASHINGTON, DC
NAICS 541990
Posted Aug 27, 2025

Cooperative Threat Reduction Integrating Contract IV (CTRIC IV)

DEPT OF DEFENSE
FORT BELVOIR, VA
NAICS 541990
Posted Aug 26, 2025

R-Science and Technical Support Services (STSSC) For

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Aug 26, 2025

Fire Suppression Services

DEPT OF DEFENSE
HANSCOM AFB, MA
NAICS 541990
Posted Aug 26, 2025
Small Business