SDP/SI Passes AS9100 and ISO 9001 Quality Management System Recertification

HICKSVILLE, N.Y., Nov. 9, 2026 /PRNewswire/ -- Stock Drive Products/Sterling Instrument (SDP/SI), a Designatronics, Inc. company, is pleased to announce that it has successfully passed its recertification audit for its AS9100:D and ISO 9001:2015 Quality Management System (QMS). Conducted by Intertek over a five-day period, the audit confirmed that SDP/SI's quality management system continues to meet the rigorous requirements of both internationally recognized standards.

The comprehensive recertification audit is conducted every three years by an independent third-party certification body. During the process, auditors evaluate and verify the company's policies, procedures, processes, and documentation to ensure continued compliance with AS9100 and ISO 9001 requirements.

"Maintaining our AS9100 and ISO 9001 certifications reflects our ongoing commitment to quality, customer satisfaction, and continuous improvement," said Robert Kufner, President and CEO. "Our policies and standard operating procedures are designed to promote consistent quality, mitigate risk, and ensure that customer requirements are met throughout every stage of our operations. Successfully completing this independent audit reinforces our commitment to delivering the high level of quality and reliability our customers expect, particularly those in the aerospace, aviation, space, and defense industries. We also value the feedback received throughout the audit process, as it provides opportunities to continually strengthen our processes and enhance our services."

AS9100 Revision D is an internationally recognized quality management standard developed specifically for organizations serving the aviation, aerospace, and defense industries. Built upon ISO 9001, AS9100 incorporates additional industry-specific requirements addressing product safety, risk management, traceability, and operational quality.

About Stock Drive Products/Sterling Instrument (SDP/SI) a Designatronics company

Established 1950 as a comprehensive source for small mechanical and electromechanical components, SDP/SI concentrates on the design and manufacture of precision gears, high-performing mechanical components and customized solutions for motion control and small power transmission applications. Components are manufactured and assembled to world-class-quality levels in Hicksville, New York. ISO 9001 + AS9100 registered. Product specifications, 3D CAD models, technical information and 24/7 shopping are available at www.sdp-si.com 

SOURCE SDP/SI