Professional, Scientific, and Technical Services
5,671 active contract opportunities
5,671
Active Opportunities
5,206
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Engineering Services969
- Other Computer Related Services844
- Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)705
- All Other Professional, Scientific, and Technical Services467
- Administrative Management and General Management Consulting Services316
Set-Aside Distribution
- 3669
- Small Business650
- No Set Aside642
- SDVOSB449
- 8(a) Sole Source64
Top Locations
- VA846
- DC720
- MD494
- CO438
- CA317
About NAICS541
The North American Industry Classification System (NAICS) code 541 covers 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
HRO Manpower/Advanced Data Analytics
DEPT OF DEFENSE
MARIETTA, GA
NAICS 541611
Posted Jun 29, 2026
Small BusinessTranslation and Interpretation Services- Buenos Aires, Argentina
JUSTICE, DEPARTMENT OF
SPRINGFIELD, VA
NAICS 541930
Posted Jun 29, 2026
Small BusinessB-SSC EGE KARADAG
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541715
Posted Jun 29, 2026
Advanced Metal Castings Research & Development (R&D) Requirement Program (Formerly Castings)
DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 541715
Posted Jun 29, 2026
Due Jun 29, 2031
No Set AsideNI2 Sustainment ISP
DEPT OF DEFENSE
QUANTICO, VA
NAICS 541519
Posted Jun 29, 2026
No Set AsidePost Industry Day Notice HITS-UIII
DEPT OF DEFENSE
VICKSBURG, MS
NAICS 541512
Posted Jun 29, 2026
Due Sep 15, 2026
No Set AsideClaimsCore Transformation Enablement (CCTE)
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
BALTIMORE, MD
NAICS 541519
Posted Jun 29, 2026
Maximo Subscription Support, NIST, Boulder, CO
COMMERCE, DEPARTMENT OF
GAITHERSBURG, MD
NAICS 541519
Posted Jun 27, 2026
SDVOSB Sole SourceC1DA-509-24-250 - Replace Cooling Towers - AE CPS (VA-26-00015339)
VETERANS AFFAIRS, DEPARTMENT OF
AUGUSTA, GA
NAICS 541330
Posted Jun 26, 2026
DHS Analysis Tool Licenses & Support Services
HOMELAND SECURITY, DEPARTMENT OF
Williston, VT
NAICS 541211
Posted Jun 26, 2026
OHS Regional/Area Training and Technical Assistance Network Region 10
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
Rockville, MD
NAICS 541611
Posted Jun 26, 2026
OHS Regional/Area Training and Technical Assistance Network Region 8
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
Rockville, MD
NAICS 541611
Posted Jun 26, 2026
OHS Regional/Area Training and Technical Assistance Network Region 7
HEALTH AND HUMAN SERVICES, DEPARTMENT OF
Rockville, MD
NAICS 541611
Posted Jun 26, 2026
Q301- Pharmacy Gloved Fingertip and Media Filled Testing
VETERANS AFFAIRS, DEPARTMENT OF
RIDGELAND, MS
NAICS 541380
Posted Jun 26, 2026
SDVOSBAJ12-RNA Sequencing
VETERANS AFFAIRS, DEPARTMENT OF
VANCOUVER, WA
NAICS 541715
Posted Jun 26, 2026
C1DA-534-24-102 AE CPS Renovate SPS Spaces
VETERANS AFFAIRS, DEPARTMENT OF
AUGUSTA, GA
NAICS 541310
Posted Jun 26, 2026
7A-Fortinet Software Licenses for OIT
INTERIOR, DEPARTMENT OF THE
RESTON, VA
NAICS 541519
Posted Jun 26, 2026
C-DENA 327482G - TITLE III AE FOR FIREDORM
INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 541330
Posted Jun 26, 2026
Industrial Hygiene Surveys Central NC
DEPT OF DEFENSE
RALEIGH, NC
NAICS 541620
Posted Jun 26, 2026
Small BusinessB-NEW SC - DANIELLE SIRIVAT
INTERIOR, DEPARTMENT OF THE
DENVER, CO
NAICS 541690
Posted Jun 26, 2026
