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NAICS code lookup
The complete official 2022 dictionary — all 1,012 six-digit NAICS codes. Open any code for its pricing, market, competitors, and live opportunities.
541990Professional Services
All Other Professional, Scientific, and Technical Services
Professional, scientific, or technical services not classified elsewhere — including translation, weather forecasting, and specialised consulting. A frequently-used residual code.
Typical value
$50K – $5M per award
Common set-asides
Small Business, 8(a), HUBZone, SDVOSB, WOSB
Top buyers
Department of State · Department of Defense · USAID · Department of Justice · Department of Commerce
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