Federal contracts for NAICS 541990
All Other Professional, Scientific, and Technical Services
In fiscal year 2024, U.S. federal agencies obligated $14.2B on contracts under NAICS 541990 (All Other Professional, Scientific, and Technical Services), led by the Department of Defense at $5.2B. Below are the top buying agencies, how competitive the code is, and how to find open opportunities.
Top federal buyers of All Other Professional, Scientific, and Technical Services
FY2024 contract obligations under NAICS 541990, from USAspending.gov.
| Agency | FY2024 obligated |
|---|---|
| Department of Defense | $5.2B |
| Agency for International Development | $3.1B |
| Department of Energy | $2.3B |
| Department of Health and Human Services | $1.6B |
| General Services Administration | $584M |
| Department of Transportation | $345M |
| Department of Commerce | $212M |
| Department of State | $158M |
How to win All Other Professional, Scientific, and Technical Services contracts
Register & list NAICS 541990
Complete your SAM.gov entity registration and list NAICS 541990 in your profile so agencies find you in the Dynamic Small Business Search.
Monitor SAM.gov daily
New opportunities post continuously. Set up saved searches for NAICS 541990 — or let BSonar watch hourly and email you the matches that fit, ranked by deadline.
Respond fast & compliant
Short-deadline set-asides have the least competition. Draft a compliant, submission-ready proposal from the full solicitation package before the window closes.
Related NAICS codes
NAICS 541990 — frequently asked
How much does the federal government spend on NAICS 541990?
In FY2024, federal agencies obligated approximately $14.2B on contracts under NAICS 541990 (All Other Professional, Scientific, and Technical Services), led by the Department of Defense at $5.2B.
Which agencies buy the most under NAICS 541990?
The top federal buyers in FY2024 were Department of Defense, Agency for International Development, Department of Energy.
How do I find open All Other Professional, Scientific, and Technical Services contract opportunities?
New opportunities post continuously on SAM.gov. BSonar monitors SAM.gov hourly for NAICS 541990, filters out already-awarded noise, ranks matches by deadline, and emails you only the ones worth a bid — with an AI fit score and one-click proposal drafting.
Never miss a NAICS 541990 opportunity
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