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.

H-NETL One-Year Consensus Standards Subscriptions

ENERGY, DEPARTMENT OF
MORGANTOWN, WV
NAICS 541990
Posted Aug 26, 2025

R-International Regulatory Assistance with Radioacti

NUCLEAR REGULATORY COMMISSION
ROCKVILLE, MD
NAICS 541990
Posted Aug 26, 2025

Special Crash Investigations - Western Region

TRANSPORTATION, DEPARTMENT OF
WASHINGTON, DC
NAICS 541990
Posted Aug 26, 2025

Radiation Gate Monitor Calibration and Repair (CONUS - OCONUS Locations)

DEPT OF DEFENSE
BATTLE CREEK, MI
NAICS 541990
Posted Aug 26, 2025
Small Business

R-Science and Technical Support Services (STSSC) For

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Aug 25, 2025

R-Program Management & Industrial Engineering Cons

INTERIOR, DEPARTMENT OF THE
RESTON, VA
NAICS 541990
Posted Aug 25, 2025

Domestic Operations Venue Manager Support Services

DEPT OF DEFENSE
LANSING, MI
NAICS 541990
Posted Aug 25, 2025
SDVOSB

7K20- Genomic Analysis System

VETERANS AFFAIRS, DEPARTMENT OF
EATONTOWN, NJ
NAICS 541990
Posted Aug 22, 2025

R-Science and Technical Support Services (STSSC) For

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Aug 21, 2025

R-Digital Services, 2024-25 Innovations including Dy

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Aug 21, 2025

Rock and Roll with NASA Challenge Task Order 023-80JSC025F0044

NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
HOUSTON, TX
NAICS 541990
Posted Aug 21, 2025
Small Business

MPLAN (MUREP Partnership Annual Notification) 2025 Awardee Payment Processing Task Order 009-80JSC025F0024

NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
HOUSTON, TX
NAICS 541990
Posted Aug 21, 2025
Small Business

Capital Markets Team Professional Support Services for The Office of Strategic Capital

DEPT OF DEFENSE
WASHINGTON, DC
NAICS 541990
Posted Aug 19, 2025

J-Critical Repairs to the Ok-A-Beh Fuel System at Bi

INTERIOR, DEPARTMENT OF THE
YELWSTN NL PK, WY
NAICS 541990
Posted Aug 19, 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

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

NASA Open Innovation Services 3 (NOIS3)

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