NAICS 541380
Testing Laboratories
Sector: Professional, Scientific, and Technical Services
SBA size standard
$19.0M
Top buying agencies
- Department of Defense
- Department of Energy
- Environmental Protection Agency
Open opportunities in NAICS 541380
Updated August 24, 2026532active solicitations
Most active buyers
- Department of Defense187
- Department of Veterans Affairs102
- Interior, Department of the68
- Department of Health and Human Services42
- Department of Agriculture38
Most common set-asides
- Unrestricted179
- Total Small Business Set-Aside (FAR 19.5)144
- No Set aside used113
- Small Business Set Aside - Total40
- Service-Disabled Veteran-Owned Small Business Set Aside33
Counts reflect active contract opportunities ingested from SAM.gov and refresh daily. Figures move as solicitations are posted, amended, and closed.
Description
Establishments primarily engaged in performing physical, chemical, and other analytical testing services.
Common uses in federal contracting
- Materials and product testing
- Environmental sample analysis
- Calibration and metrology services
How to use this NAICS
Add NAICS 541380 to your SAM.gov entity profile to be identified as a provider in this industry. If you are a small business under the $19.0M size standard, you qualify for small-business set-asides in this code.
See our guide to federal set-asides for a walk-through of which programs you can stack on top of this NAICS.