John Evans’ Sons is a certified spring manufacturer with ISO Quality Management systems: ISO 9001:2015 , ISO 13485:2016 & AS9100. Please see those certifications as well as other affiliations below.

Our Quality Policy

John Evans’ Sons, Incorporated manufactures a variety of precision springs, wire forms, and spring assemblies. We are dedicated to fully understanding and exceeding customer expectations through teamwork and the ongoing pursuit of technical and manufacturing excellence. We are committed to satisfying the requirements of, maintaining the effectiveness of, and continually improving our quality management system, which is based on the principles of ISO 9001:2015, AS9100, and ISO 13485:2016.

Current ISO Certifications

ISO 13485:2016 Click to open .pdf
ISO 13485:2016
ISO 9001:2015 & AS9100 Click to open .pdf
ISO 9001:2015 & AS9100
AAMA Varification Certificate Click to open .pdf
AAMA Varification Certificate
Fenestration & Glazing Industry Alliance Certificate Click to open .pdf
Fenestration & Glazing Industry Alliance Certificate

Other Affiliations

AAMA Qualification Visit AAMA
AAMA Qualification

John Evans’ Sons, Incorporated is a member of the American Architectural Manufacturers Association. Our constant force balance springs including the SideLoad™ and Drop-In Series are AAMA qualified.

NBAA Member Visit NBAA
NBAA Member

John Evans’ Sons, Incorporated is a member of the National Business Aviation Association (NBAA) The leading organization for companies that rely on general aviation aircraft to help make their businesses more efficient, productive and successful. Our constant force balance springs are widely used in aerospace applications.

SMI Member Visit SMI
SMI Member

John Evans’ Sons, Incorporated is a member of the Spring Manufacturers Insitute (SMI) They serve, support and educate North American precision spring manufacturers in their pursuit of competitiveness in global markets.

Patriotic Employer Award Click to open .pdf
Patriotic Employer Award

We are: American Architectural Manufacturers Association (AAMA) Qualified, ISO 9001, AS9100:2015, and ISO 13485:2016. Members of the National Business Aviation Association (NBAA), and the Northeast Window & Door Association (NWDA).