Other Professional, Scientific, and Technical Services

556 active contract opportunities

556

Active Opportunities

519

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • All Other Professional, Scientific, and Technical Services458
  • Translation and Interpretation Services45
  • Veterinary Services25
  • Marketing Research and Public Opinion Polling16
  • Commercial Photography6

Set-Aside Distribution

  • 371
  • Small Business79
  • No Set Aside56
  • SDVOSB28
  • 8(a) Competed8

Top Locations

  • CO131
  • DC68
  • VA66
  • MD45
  • TX36

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.

R-VA-DIV OF MGMT ATHRTY STPF FELLOWSHIP

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 541990
Posted Jul 10, 2026

NAHLN Diagnostic Testing Services

AGRICULTURE, DEPARTMENT OF
MINNEAPOLIS, MN
NAICS 541940
Posted Jul 10, 2026
Due Jun 16, 2027
No Set Aside

Army Capabilities Integration and Development System (ACIDS) Analysts Sources Sought

DEPT OF DEFENSE
FORT EUSTIS, VA
NAICS 541990
Posted Jul 10, 2026
Due Jul 24, 2026
SDVOSB

R-US Native Turtles - Housing Care Testing

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 541940
Posted Jul 10, 2026
Due Jul 21, 2026

RFQ for Video Remote Interpreting Services

SOCIAL SECURITY ADMINISTRATION
BALTIMORE, MD
NAICS 541930
Posted Jul 10, 2026
Due Jul 27, 2026
Small Business

Engine Water Sample Testing for MH-65E aircraft

HOMELAND SECURITY, DEPARTMENT OF
Elizabeth City, NC
NAICS 541990
Posted Jul 10, 2026
Due Aug 10, 2026
Small Business

H-HD Fire Ext Inspect & Recert - BPA Call 5

INTERIOR, DEPARTMENT OF THE
BOULDER CITY, NV
NAICS 541990
Posted Jul 9, 2026

Onsite Integrated Supply Chain Management Support - Service Contract - F/A-18

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 541990
Posted Jul 9, 2026
Due Jul 16, 2026

Histopathology and antibody screening of Hutchinson Gilford progeria syndrome mouse model DNA editing therapeutic preclinical trial samples.

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
BETHESDA, MD
NAICS 541990
Posted Jul 9, 2026
Due Jul 20, 2026
No Set Aside

Solicitation for Substance Abuse Control Officer (SACO) Management Services

DEPT OF DEFENSE
CAMP LEJEUNE, NC
NAICS 541990
Posted Jul 9, 2026
Due Jul 20, 2026
SDVOSB

CPE ST3 Professional Services

DEPT OF DEFENSE
ORLANDO, FL
NAICS 541990
Posted Jul 9, 2026
Due Sep 12, 2026
Small Business

H-GLAC ANNUAL FIRE EXTINGUISHER SERVICE & INSPECTION

INTERIOR, DEPARTMENT OF THE
FLAGSTAFF, AZ
NAICS 541990
Posted Jul 9, 2026
Due Jul 27, 2026
Small Business

One Acquisition Solution for Integrated Services Plus (OASIS+) Unrestricted Continuously Open Solicitation

GENERAL SERVICES ADMINISTRATION
Washington, DC
NAICS 541990
Posted Jul 9, 2026
Due Jan 11, 2027
No Set Aside

One Acquisition Solution for Integrated Services Plus (OASIS+) Total Small Business Set-Aside Continuously Open

GENERAL SERVICES ADMINISTRATION
Washington, DC
NAICS 541990
Posted Jul 9, 2026
Due Jan 11, 2027
Small Business

One Acquisition Solution for Integrated Services Plus (OASIS+) Women-Owned Small Business (WOSB) Set-Aside Continuously Open Solicitation

GENERAL SERVICES ADMINISTRATION
Washington, DC
NAICS 541990
Posted Jul 8, 2026
Due Jan 11, 2027
WOSB

One Acquisition Solution for Integrated Services Plus (OASIS+) Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside Continuously Open Solicitation

GENERAL SERVICES ADMINISTRATION
Washington, DC
NAICS 541990
Posted Jul 8, 2026
Due Jan 11, 2027
SDVOSB

One Acquisition Solution for Integrated Services Plus (OASIS+) Historically Underutilized Business Zone (HUBZone) Small Business Set-Aside Continuously Open Solicitation

GENERAL SERVICES ADMINISTRATION
Washington, DC
NAICS 541990
Posted Jul 8, 2026
Due Jan 11, 2027
HUBZone

One Acquisition Solution for Integrated Services Plus (OASIS+) 8(a) Small Business Set-Aside Continuously Open Solicitation

GENERAL SERVICES ADMINISTRATION
Washington, DC
NAICS 541990
Posted Jul 8, 2026
Due Jan 11, 2027
8(a) Competed

AN/TMQ-53 Tactical Meteorological Observing System (TMOS) Contractor Logistics Support (CLS)

DEPT OF DEFENSE
HANSCOM AFB, MA
NAICS 541990
Posted Jul 8, 2026
Due Jul 20, 2026
Small Business

MAARNG HRF Supported Collective Training Exercise (SCTE) Support Services

DEPT OF DEFENSE
DEVENS, MA
NAICS 541990
Posted Jul 8, 2026
Due Jul 12, 2026
Small Business