NAICS Code 541380 - Testing Laboratories and Services

Government Level - NAICS 6-Digit

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NAICS Code 541380 Description

This industry comprises establishments primarily engaged in performing physical, chemical, and other analytical testing services, such as acoustics or vibration testing, assaying, biological testing (except medical and veterinary), calibration testing, electrical and electronic testing, geotechnical testing, mechanical testing, nondestructive testing, or thermal testing. The testing may occur in a laboratory or on-site.

NAICS Code 541380 - Testing Laboratories and Services is a final level code of the “Testing Laboratories and Services” Sector. There are 5,080 companies verified as active in this industry in the USA with an estimated employment of 137,298 people.

Industry Sector

Testing Laboratories and Services

Annual Payroll


Total Revenue


SBA Size Standard

Annual Revenue Limit of $16,500,000

Parent Category - 5-digit Level (less specific)

Marketing: NAICS Codes (8-digit) for Testing Laboratories and Services

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Industry Examples of NAICS 541380

Common types of examples within NAICS Code 541380 - Testing Laboratories and Services are:

  • Acoustics testing laboratories or services
  • Assaying services
  • Automobile proving and testing grounds
  • Biological (except medical, veterinary) testing laboratories or services
  • Calibration and certification testing laboratories or services
  • Electrical testing laboratories or services
  • Electronic testing laboratories or services
  • Environmental testing laboratories or services
  • Film badge testing (i.e., radiation testing) laboratories or services
  • Fire insurance underwriters' laboratories
  • Food testing laboratories or services
  • Forensic (except medical) laboratories or services
  • Geotechnical testing laboratories or services
  • Hydrostatic testing laboratories or services
  • Industrial testing laboratories or services
  • Laboratory testing (except medical, veterinary) services
  • Mechanical testing laboratories or services
  • Metallurgical testing laboratories or services
  • Nondestructive testing laboratories or services
  • Pollution testing (except automotive emissions testing) services
  • Product testing laboratories or services
  • Radiation dosimetry (i.e., radiation testing) laboratories or services
  • Radiation testing laboratories or services
  • Radiographic testing laboratories or services
  • Radiographing welded joints on pipes and fittings
  • Radiography inspection services
  • Radon testing laboratories or services
  • Seed testing laboratories or services
  • Soil testing laboratories or services
  • Testing laboratories (except medical, veterinary)
  • Thermal testing laboratories or services
  • Vibration testing laboratories or services
  • X-ray inspection services

Industry Image

Example photo for industry NAICS 541380 - Testing Laboratories and Services. This image represents an activity or product found in this industry.


For some business types, there may be a similar industry to NAICS Code 541380 - Testing Laboratories and Services that is a better classification match. Laboratory testing for the medical profession--are classified in NAICS Code 62151 - Medical and Diagnostic Laboratories; Veterinary testing services--are classified in NAICS Code 541940 - Veterinary Services; and Auto emissions testing--are classified in U.S. NAICS Code 811198 - All Other Automotive Repair and Maintenance.

Companies compiles comprehensive business data and executive contact leads for businesses within NAICS Code 541380 - Testing Laboratories and Services. Some of the leading and most notable companies are listed below. To order a list of companies within NAICS Code 541380 - Testing Laboratories and Services for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. Our data analysts are standing by to assist in your list setup and target marketing.

Industry Executives

Would you like to email executives in NAICS Code 541380 - Testing Laboratories and Services? Below are some of the common job titles available to be targeted.

  • Business Development
  • Chairman
  • C-Level
  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
  • Principal
  • Purchasing
  • Sales
  • Vice President

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Questions & Answers

  • What is the SBA NAICS 541380 revenue limit?

    Businesses with an annual revenue under $16,500,000 are considered small businesses by SBA.

  • How many active businesses operate in NAICS Code 541380?

    There are 5,080 verified business locations operating primarily in this industry.

  • What was the total revenue for NAICS Code 541380?

    In 2017 the total revenue for Testing Laboratories and Services was $20,485,259,000

  • What was the annual payroll for NAICS Code 541380?

    In 2017 the annual payroll for Testing Laboratories and Services was $8,482,138,000

  • How many people work in NAICS Code 541380?

    The number of reported paid employees is 137,298.