OSHA-recognized laboratories for product safety testing and certification
Nationally Recognized Testing Laboratories (NRTLs) are organizations recognized by OSHA to test and certify products for workplace safety. These labs verify that equipment meets applicable safety standards before use in U.S. workplaces.
NRTL certification is required for many types of electrical and electronic equipment used in workplaces. Products tested by NRTLs carry certification marks (such as the UL, CSA, or ETL marks) indicating compliance with relevant safety standards.
Cleveland, OH, United States
OSHA Docket: NRTL-2
Canton, CT, United States
OSHA Docket: NRTL-8
North Wales, PA, United States
OSHA Docket: NRTL-21
Norwood, MA, United States
OSHA Docket: NRTL-12
Arlington Heights, IL, United States
OSHA Docket: NRTL-4
Baltimore, MD, United States
OSHA Docket: NRTL-11
Montreal, QC, Canada
OSHA Docket: NRTL-15
Calabasas, CA, United States
OSHA Docket: NRTL-13
Ann Arbor, MI, United States
OSHA Docket: NRTL-14
Burnaby, BC, Canada
OSHA Docket: NRTL-18
Coquitlam, BC, Canada
OSHA Docket: NRTL-20
Fairfield, NJ, United States
OSHA Docket: NRTL-16
San Antonio, TX, United States
OSHA Docket: NRTL-17
Eatontown, NJ, United States
OSHA Docket: NRTL-7
Peabody, MA, United States
OSHA Docket: NRTL-9
Northbrook, IL, United States
OSHA Docket: NRTL-1
Lebanon, PA, United States
OSHA Docket: NRTL-19
Amherst, NY, United States
OSHA Docket: NRTL-22
Columbia, MD, United States
OSHA Docket: NRTL-10
Ottawa, ON, Canada
OSHA Docket: NRTL-3
Vancouver, WA, United States
OSHA Docket: NRTL-5
Carlsbad, CA, United States
OSHA Docket: NRTL-6
Currently displaying 22 OSHA Nationally Recognized Testing Laboratories
Source: OSHA NRTL Program | Data verified against official OSHA records
Different NRTLs are recognized for different test standards and product categories. Use our AI-powered matching tool to describe your product and get matched with the right testing laboratory for your certification needs.