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.

Z-HACE FY25 DEC ARTS CONSERVATION SERVICES

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 541990
Posted Aug 13, 2025

R-Science and Technical Support Services (STSSC) For

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Aug 12, 2025

Exercise Integrator Services

DEPT OF DEFENSE
LANSING, MI
NAICS 541990
Posted Aug 12, 2025
Small Business

Sole Source Award Notice for 2025 National Institute of Building Sciences IDIQ

GENERAL SERVICES ADMINISTRATION
BOSTON, MA
NAICS 541990
Posted Aug 6, 2025

National Defense Science and Engineering Graduate (NDSEG) Fellowship Program

DEPT OF DEFENSE
ARLINGTON, VA
NAICS 541990
Posted Aug 6, 2025
Small Business

R-MEGAN SEARS NEW SSC

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Aug 5, 2025

R-LAUREN MYERS NEW SSC

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Aug 5, 2025

NOTICE OF INTENT TO AWARD SOLE SOURCE EXTENSION -TRIOSS Bridge

DEPT OF DEFENSE
ORLANDO, FL
NAICS 541990
Posted Aug 5, 2025

Interim Contract Extension

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 541990
Posted Aug 5, 2025

Joint Doctrine Analysis Services - Synopsis of Contract Award (pursuant to FAR 5.3)

DEPT OF DEFENSE
ARLINGTON, VA
NAICS 541990
Posted Jul 31, 2025
8(a) Sole Source

SP-POL-CMP-INSPECT-FY25-BAR2 (PO 57)

DEPT OF DEFENSE
OMAHA, NE
NAICS 541990
Posted Jul 29, 2025
SDVOSB

R-MORGAN RAE HERTEL NEW SSC

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

Gardening Contract Extension - Notice of Intent and J&A

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 541990
Posted Jul 28, 2025

Biomedical Technician Services at 48th Medical Support Squadron at RAF Lakenheath, UK

DEPT OF DEFENSE
FALLS CHURCH, VA
NAICS 541990
Posted Jul 25, 2025
Due Aug 8, 2028
Small Business

Fort Irwin Internal Tank Inspection SP POL CMP

DEPT OF DEFENSE
OMAHA, NE
NAICS 541990
Posted Jul 25, 2025
SDVOSB

Rotary Wing Aviation Planning Services

DEPT OF DEFENSE
LANSING, MI
NAICS 541990
Posted Jul 24, 2025
SDVOSB

H-FIRE SPRINKLER INSPECTIONS

INTERIOR, DEPARTMENT OF THE
FORT WAINWRIGHT, AK
NAICS 541990
Posted Jul 21, 2025

F-Emergency Response and Restoration Support Service

COMMERCE, DEPARTMENT OF
NORFOLK, VA
NAICS 541990
Posted Jul 21, 2025

Sequencing Cotton DNA samples

AGRICULTURE, DEPARTMENT OF
BELTSVILLE, MD
NAICS 541990
Posted Jul 18, 2025
No Set Aside

R-BIO ITIS DATABASE CLOUD MIGRATION

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Jul 14, 2025