Testing Laboratories and Services

NAICS code 541380 covers businesses involved in providing physical, chemical, and other analytical testing services. This classification falls under the Professional, Scientific & Technical Services sector (code 54), which encompasses a wide range of related industries.

Federal agencies use NAICS code 541380 when posting contract opportunities related to testing laboratories and services on SAM.gov. If your business provides products or services in this area, registering with this NAICS code in SAM.gov will help you discover relevant solicitations and compete for federal contracts.

Small businesses with NAICS code 541380 may also qualify for set-aside programs including 8(a), HUBZone, WOSB (Women-Owned Small Business), and SDVOSB (Service-Disabled Veteran-Owned Small Business). Each NAICS code has a specific size standard that determines whether your business qualifies as "small" for that industry.