NAICS 541380 · Professional, Scientific, and Technical Services
NAICS 541380: Testing Laboratories and Services
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.
$19M receiptsSBA size standard
1open contracts now
198posted in the last 12 months
5413Architectural, Engineering, and Related Services
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.
Not in this code
Establishments primarily engaged in laboratory testing for the medical profession are classified in Industry 62151, Medical and Diagnostic Laboratories.
Establishments primarily engaged in veterinary testing services are classified in Industry 541940, Veterinary Services.
Establishments primarily engaged in auto emissions testing are classified in U.S. Industry 811198, All Other Automotive Repair and Maintenance.
SBA size standard
A business is small under NAICS 541380 if it has no more than $19 million in average annual receipts (averaged over the last five completed fiscal years, including affiliates).
Source: SBA Table of Size Standards, effective 2023-03-17. Always check the size standard printed in the solicitation itself.
Who buys it
Departments that posted the most NAICS 541380 solicitations in the last two years:
Hickman Borings Drilling and Testing · Department of Defense · posted September 27, 2026
C-RMS Monitoring Services · Department of Defense · Virginia · posted September 25, 2026
Assay Service request for assessing select required DMPK properties of potential therapeutic compounds generated in SMC · Health and Human Services · Maryland · posted September 24, 2026
BPA for virus isolation and PCR analysis · Interior · posted September 23, 2026
B--2026 RFO haystack well water analysis · Interior · New Mexico · posted September 22, 2026
AGRISEQ-4K Wheat Genotyping · Agriculture · North Carolina · posted September 22, 2026
FY26 FPL Wet Sprinkler Fire Suppression Inspections · Agriculture · Wisconsin · posted September 22, 2026
New Car Assessment Program (NCAP) Pedestrian Impact Testing · Transportation · Washington, D.C. · posted September 22, 2026
Do this kind of work?
Send XL Eagle your price on an open testing laboratories and services job. We write and submit the bid under our registrations. If we win, you do the work at your price. No fees.
NAICS 541380 is Testing Laboratories and Services. 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.
What is the SBA size standard for NAICS 541380?
The size standard for NAICS 541380 is $19 million in average annual receipts. Firms at or under it count as small businesses for contracts assigned this code.
Are there government contracts for testing laboratories and services?
Yes. 1 government contract is open under NAICS 541380 right now, and 198 were posted in the last 12 months.
Can I bid on NAICS 541380 contracts without registering in SAM.gov?
You need an active SAM.gov registration to win a federal contract in your own name. If you would rather skip that, XL Eagle can bid as the prime contractor using your price, and you do the work as our subcontractor.
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