NAICS Code Guide

NAICS 541380: Testing Laboratories

Independent testing labs — environmental, materials, geotechnical, and electrical/electronic for federal projects.

Quick facts

NAICS code
541380
Title
Testing Laboratories
SBA size standard
$19M

Government buyers

Example contract opportunities

  • EPA superfund analytical
  • DOE EM characterization
  • DoD installation environmental sampling

Industry context

NELAP/A2LA accreditation per test method is the entry gate; DOE/HASL or DoD ELAP add specialized eligibility.

Related NAICS codes

Related industries

States with the most activity in this NAICS

FAQs

What is NAICS 541380?
NAICS 541380 is the federal classification for Testing Laboratories. Independent testing labs — environmental, materials, geotechnical, and electrical/electronic for federal projects.
What is the SBA small-business size standard for NAICS 541380?
The SBA size standard for NAICS 541380 is $19M. A business at or below this threshold qualifies for small-business set-asides under this code.
Which agencies buy under NAICS 541380?
Top federal buyers under NAICS 541380 include Environmental Protection Agency, Department of Energy, Department of Defense.
What are example contracts under NAICS 541380?
EPA superfund analytical; DOE EM characterization; DoD installation environmental sampling.
What are the most-related NAICS codes?
Closely related codes include 541330 (Engineering Services), 541715 (Research & Development in the Physical, Engineering & Life Sciences), 562910 (Remediation Services).

Official references

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