All Other Professional, Scientific, and Technical Services
575 active contract opportunities
575
Active Opportunities
507
Posted Last 7 Days
30 days
Avg Response Window
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.
Related Industries
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Independent Validation and Verification (IV&V) Services for the REACT Program
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Posted May 29, 2026
No Set AsideB-STUDENT CONTRACT - ANDREW DOHAN KIM
INTERIOR, DEPARTMENT OF THE
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Posted May 29, 2026
B-SSC KATHERINE BRANCH
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R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
INTERIOR, DEPARTMENT OF THE
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Posted May 29, 2026
R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
INTERIOR, DEPARTMENT OF THE
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NAICS 541990
Posted May 29, 2026
R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted May 29, 2026
R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
INTERIOR, DEPARTMENT OF THE
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NAICS 541990
Posted May 29, 2026
R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
INTERIOR, DEPARTMENT OF THE
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NAICS 541990
Posted May 29, 2026
R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
INTERIOR, DEPARTMENT OF THE
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NAICS 541990
Posted May 29, 2026
B-SSC ADAM KLAPPA
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted May 29, 2026
R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted May 28, 2026
R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted May 28, 2026
R-Science and Technical Support Services for National Water Quality Laboratory (NWQL) in Denver and Boulder, Colorado.
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted May 28, 2026
R-EMILIE BECK
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted May 28, 2026
R-DAVID SUTHERLAND SSC
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted May 28, 2026
R-KASSIDY BARRAM
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541990
Posted May 28, 2026
