All Other Professional, Scientific, and Technical Services
470 active contract opportunities
470
Active Opportunities
443
Posted Last 7 Days
30 days
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Top Industries
- All Other Professional, Scientific, and Technical Services467
- All Other Professional, Scientific, and Technical Services3
Set-Aside Distribution
- 324
- Small Business63
- No Set Aside44
- SDVOSB24
- 8(a) Competed6
Top Locations
- CO131
- DC51
- VA46
- MD40
- TX32
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.
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B-SSC ADAM KLAPPA
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R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
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R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
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R-EMILIE BECK
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NAICS 541990
Posted May 28, 2026
R-DAVID SUTHERLAND SSC
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NAICS 541990
Posted May 28, 2026
R-KASSIDY BARRAM
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NAICS 541990
Posted May 28, 2026
DVBD IDIQ-Policy and Admin Support Services
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
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NAICS 541990
Posted May 27, 2026
8(a) CompetedJustification-Maintenance of a Technical Advisory Group for United States Representation
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
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NAICS 541990
Posted May 27, 2026
R-Science and Technical Support Services IDIQ Contract Mid-Continent
INTERIOR, DEPARTMENT OF THE
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NAICS 541990
Posted May 27, 2026
B-STUDENT CONTRACT - IGOR FREEMAN
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted May 22, 2026
B-STUDENT CONTRACT - NICHOLAS WELD
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NAICS 541990
Posted May 22, 2026
R-Tribal Secretarial Election Support Services for Winnebago Agency
INTERIOR, DEPARTMENT OF THE
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NAICS 541990
Posted May 15, 2026
Bridge Contract for Contract Administration and Closeout Support Services
NUCLEAR REGULATORY COMMISSION
ROCKVILLE, MD
NAICS 541990
Posted May 12, 2026
Golden Dome for America Commercial Solutions Opening
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WASHINGTON, DC
NAICS 541990
Posted Apr 2, 2026
Due Apr 2, 2031
No Set AsideQ301-Diagnostic Medical Physicist Services RLRVAMC
VETERANS AFFAIRS, DEPARTMENT OF
DAYTON, OH
NAICS 541990
Posted Mar 30, 2026
SDVOSBSAF/CDM Commercial Solutions Opening and Specific Calls
DEPT OF DEFENSE
FT WASHINGTON, MD
NAICS 541990
Posted Mar 27, 2026
Due Oct 1, 2026
H258-Medical Physicist at Clement J. Zablocki VAMC, Oscar G. Johnson VAMC, Milo C. Huempfner CBOC, and John H. Bradley CBOC
VETERANS AFFAIRS, DEPARTMENT OF
MILWAUKEE, WI
NAICS 541990
Posted Mar 27, 2026
SDVOSBThe Department of Homeland Security's (DHS) Maritime Capabilities and Innovation - Commercial Solutions Opening Pilot Program (CSOP) General Solicitation
HOMELAND SECURITY, DEPARTMENT OF
WASHINGTON, DC
NAICS 541990
Posted Mar 25, 2026
Due Aug 5, 2026
No Set AsideHand-Pulling Eurasian Watermilfoil, North Hartland Lake, North Hartland, VT and North Springfield Lake, Springfield, VT
DEPT OF DEFENSE
CONCORD, MA
NAICS 541990
Posted Mar 23, 2026
Small Business
