All Other Professional, Scientific, and Technical Services

580 active contract opportunities

580

Active Opportunities

512

Posted Last 7 Days

30 days

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Top Industries

  • All Other Professional, Scientific, and Technical Services575
  • All Other Professional, Scientific, and Technical Services5

Set-Aside Distribution

  • 418
  • Small Business54
  • No Set Aside41
  • SDVOSB30
  • Small Business Set Aside - Total12

Top Locations

  • CO173
  • VA61
  • DC60
  • MD53
  • TX34

About NAICS54199

The North American Industry Classification System (NAICS) code 54199 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.

NASA Open Innovation Services 3 (NOIS3)

NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
HOUSTON, TX
NAICS 541990
Posted Aug 14, 2025

NASA Open Innovation Services 3 (NOIS3)

NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
HOUSTON, TX
NAICS 541990
Posted Aug 14, 2025

NASA Open Innovation Services 3 (NOIS3)

NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
HOUSTON, TX
NAICS 541990
Posted Aug 14, 2025

Independent External Peer Review (IEPR) for Little Blue River Flood Risk Management (FRM) Study, Cass County and Jackson County, Missouri

DEPT OF DEFENSE
ALEXANDRIA, VA
NAICS 541990
Posted Aug 14, 2025
No Set Aside

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