Other Professional, Scientific, and Technical Services

694 active contract opportunities

694

Active Opportunities

614

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • All Other Professional, Scientific, and Technical Services576
  • Translation and Interpretation Services45
  • Veterinary Services34
  • Marketing Research and Public Opinion Polling23
  • Commercial Photography8

Set-Aside Distribution

  • 484
  • Small Business63
  • No Set Aside62
  • SDVOSB34
  • Small Business Set Aside - Total19

Top Locations

  • CO177
  • DC83
  • VA83
  • MD66
  • TX39

About NAICS5419

The North American Industry Classification System (NAICS) code 5419 covers 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.

Independent External Peer Reviews for the US Army Corps of Engineers

DEPT OF DEFENSE
ALEXANDRIA, VA
NAICS 541990
Posted Sep 8, 2026

R-Science and Technical Support Services (STSSC) For Core Science Systems (CSS) and Rocky Mountain Region (RMR) - Add Additional Labor Categories and change key personnel.

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Sep 3, 2026

Navigation and Civil Works Data Analysis and System Support Professional Services

DEPT OF DEFENSE
ALEXANDRIA, VA
NAICS 541990
Posted Sep 3, 2026
Small Business Set Aside - Partial

Navigation and Civil Works Data Analysis and System Support Professional Services

DEPT OF DEFENSE
ALEXANDRIA, VA
NAICS 541990
Posted Sep 3, 2026
Small Business Set Aside - Partial

Navigation and Civil Works Data Analysis and System Support Professional Services

DEPT OF DEFENSE
ALEXANDRIA, VA
NAICS 541990
Posted Sep 3, 2026
Small Business Set Aside - Partial

Navigation and Civil Works Data Analysis and System Support Professional Services

DEPT OF DEFENSE
ALEXANDRIA, VA
NAICS 541990
Posted Sep 3, 2026
Small Business Set Aside - Partial

Navigation and Civil Works Data Analysis and System Support Professional Services

DEPT OF DEFENSE
ALEXANDRIA, VA
NAICS 541990
Posted Sep 3, 2026
Small Business Set Aside - Partial

Navigation and Civil Works Data Analysis and System Support Professional Services

DEPT OF DEFENSE
ALEXANDRIA, VA
NAICS 541990
Posted Sep 3, 2026
Small Business Set Aside - Partial

D-Intent to Award

INTERIOR, DEPARTMENT OF THE
RESTON, VA
NAICS 541990
Posted Sep 3, 2026

Multi X Office (MXO01) Operations Support Services

DEPT OF DEFENSE
ARLINGTON, VA
NAICS 541990
Posted Sep 3, 2026
No Set Aside

R-Science and Technical Support Services IDIQ Contract (STSSC)-NGTOC -

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Sep 2, 2026

Operation and Maintenance of the Chimpanzee Care Center (CCC)

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
BETHESDA, MD
NAICS 541940
Posted Sep 2, 2026
No Set Aside

CENTCOM Public Affairs Support Services Bridge

DEPT OF DEFENSE
TAMPA, FL
NAICS 541990
Posted Sep 2, 2026

R-Fish Nutrition Scientist Contract for NWFSC

COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 541990
Posted Sep 1, 2026

B-Study Fleet Admin Support

COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 541990
Posted Sep 1, 2026

MOZAMBIQUE - Acquisition, Installation and Commissioning of Basic Technological Infrastructure

MILLENNIUM CHALLENGE CORPORATION
Washington, DC
NAICS 54199
Posted Sep 1, 2026
Due Oct 9, 2026

Justification for Other than Full and Open Competition (JOFOC) for the U.S. Booth Hire at the Bengaluru Space Expo-BSX

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 541990
Posted Sep 1, 2026

B-J. NOWACEK

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Sep 1, 2026

B-C. QUINN - NEW SC

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Sep 1, 2026

R-Digital Services, 2024-25 Innovations including Dy

INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted Sep 1, 2026