Industry 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.
Cross-References. Establishments primarily engaged in--
Business Examples
Common types of business activities within NAICS 541380 - Testing Laboratories are:
- Nondestructive testing laboratories or services
- Laboratory testing (except medical, veterinary) services
- Biological (except medical, veterinary) testing laboratories or services
- Radiography inspection services
- Assaying services
- Pollution testing (except automotive emissions testing) services
- Vibration testing laboratories or services
- Mechanical testing laboratories or services
- Testing laboratories (except medical, veterinary)
- Metallurgical testing laboratories or services
- Electrical testing laboratories or services
- Film badge testing (i.e., radiation testing) laboratories or services
- Geotechnical testing laboratories or services
- Product testing laboratories or services
- Radiation dosimetry (i.e., radiation testing) laboratories or services
- Radiographing welded joints on pipes and fittings
- Seed testing laboratories or services
- Fire insurance underwriters' laboratories
- Thermal testing laboratories or services
- Hydrostatic testing laboratories or services
- Forensic (except medical) laboratories or services
- Radon testing laboratories or services
- Automobile proving and testing grounds
- Industrial testing laboratories or services
- Radiation testing laboratories or services
- Radiographic testing laboratories or services
- X-ray inspection services
- Soil testing laboratories or services
- Environmental testing laboratories or services
- Calibration and certification testing laboratories or services
- Acoustics testing laboratories or services
- Food testing laboratories or services
- Electronic testing laboratories or services
IBISWorld Industry Research Report
Laboratory Testing Services in the US (54138)
Revenue 2025
$33.6bn
Growth 2025
2.39%
Key Trends
The industry has thrived due to higher government regulation of consumer and food products
Government regulation across a range of industries has stimulated demand
Growth in R&D spending from public and private sectors will benefit demand
Products and Services
Similar Industries
For some business types, there may be a similar industry to 541380 - Testing Laboratories that is a better classification match. Establishments primarily engaged in:
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NAICS Cross Reference
Veterinary testing services--are classified in Industry 541940, Veterinary Services; and
IBISWorld industry research report
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NAICS Cross Reference
Laboratory testing for the medical profession--are classified in Industry 62151, Medical and Diagnostic Laboratories;
IBISWorld industry research report
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NAICS Cross Reference
Auto emissions testing--are classified in U.S. Industry 811198, All Other Automotive Repair and Maintenance.
IBISWorld industry research report
NAICS Hierarchy 541380 - Testing Laboratories
NAICS Code 541380 - Testing Laboratories sits in the 2-digit Testing Laboratories sector. NAICS codes can be 2- to 6-digits and the further along the hierarchy, the more detailed and specific the category will be. Learn more about the structure of NAICS codes
2 Digits: 54
Sector Title: Professional, Scientific, and Technical Services
3 Digits 4 Digits 5 Digits 6 Digits
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5411 Legal Services
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54111 Offices of Lawyers
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54112 Offices of Notaries
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54119 Other Legal Services
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5412 Accounting, Tax Preparation, Bookkeeping, and Payroll Services
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54121 Accounting, Tax Preparation, Bookkeeping, and Payroll Services
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5413 Architectural, Engineering, and Related Services
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54131 Architectural Services
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54132 Landscape Architectural Services
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54133 Engineering Services
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54134 Drafting Services
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54135 Building Inspection Services
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54136 Geophysical Surveying and Mapping Services
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54137 Surveying and Mapping (except Geophysical) Services
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54138 Testing Laboratories
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5414 Specialized Design Services
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54141 Interior Design Services
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54142 Industrial Design Services
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54143 Graphic Design Services
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54149 Other Specialized Design Services
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5415 Computer Systems Design and Related Services
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54151 Computer Systems Design and Related Services
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5416 Management, Scientific, and Technical Consulting Services
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54161 Management Consulting Services
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54162 Environmental Consulting Services
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54169 Other Scientific and Technical Consulting Services
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5417 Scientific Research and Development Services
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54171 Research and Development in the Physical, Engineering, and Life Sciences
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54172 Research and Development in the Social Sciences and Humanities
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5418 Advertising, Public Relations, and Related Services
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54181 Advertising Agencies
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54182 Public Relations Agencies
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54183 Media Buying Agencies
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54184 Media Representatives
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54185 Outdoor Advertising
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54186 Direct Mail Advertising
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54187 Advertising Material Distribution Services
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54189 Other Services Related to Advertising
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5419 Other Professional, Scientific, and Technical Services
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54191 Marketing Research and Public Opinion Polling
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54192 Photographic Services
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54193 Translation and Interpretation Services
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54194 Veterinary Services
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54199 All Other Professional, Scientific, and Technical Services
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Similar Industries Niche and Emerging
IBISWorld provides research on hundreds of niche and emerging industries, including the following for 541380 - Testing Laboratories.
- Veterinary Laboratory Testing Services in the US OD4026
- Laboratory Information Management Systems in the US OD4171
- Electronic Medical Records Systems in the US OD4172
- Forensic Technology Services in the US OD4174
- Nondestructive Testing Services in the US OD5540
- Water & Air Quality Testing Services in the US OD6068
- Environmental Testing in the US OD6297
NAICS Resources
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