We Are ISO 9001:2015 Certified
AMTIVO (USA) Inc., a provider of third-party system registrations and accredited by the ANSI-ASQ National Accreditation Board attests that The Yost Superior Co. has established a quality management system that is in conformance with the International Quality System Standard ISO 9001:2015, with a scope of “Manufacture of Springs, Wire Forms, and Small Stampings.”
AMTIVO Certification Number: 267688
Date of Certification: August 10, 2026
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