Product Testing & Certification

Truesdail Laboratories is an independent testing and certification body that provides consumers, manufacturers, and inspectors with the confidence that a product has been evaluated to the most stringent industry standards. With ISO/IEC 17065 accreditation from both ANSI and SCC, Truesdail is uniquely qualified to evaluate and certify products manufactured or distributed in the United States and Canada. Certifications Truesdail offers include: NSF 14, NSF 42, NSF 53, NSF 60, NSF 61, NSF 372, EPA WaterSense, various physical/mechanical standards, and more. Along with product certification services Truesdail also has a state-of-the-art ISO/IEC 17025 accredited full service laboratory.  Truesdail’s accreditations, experience, quality systems, and industry-wide recognition make us a one-stop solution for testing and certifying products for the North American market as well around the globe.

For more information about Truesdail’s Certification Scheme or to request a copy contact Clif McLellan at You can also call (714) 730-6239.


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Clif McLellan
Clif McLellan
(714) 730-6239

Truesdail Certification Mark

Truesdail’s Certification Mark is widely accepted and recognized by major product retailers, distributors, manufacturers, inspectors, safety experts, and local code authorities all over the world. The Truesdail Mark provides confidence that a product has been tested and certified by an independent certifying body unmatched in quality and integrity.



Truesdail certifies hundreds of thousands of products worldwide. Visit the Truesdail Directory of Certified Products for a detailed list of the manufactured products eligible to bear the Truesdail Certification Mark.

Certifications & Accreditations