Quality certifications
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AS 9100D and ISO 9001:2015 Certificate - Multiple Sites |
AS 9100D and ISO 9001:2015 |
La Grange, McCook, Carpentersville, USA Facilities |
Download |
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ISO 9001:2015 Certificate - Shenzhen, China |
ISO 9001:2015 Certificate |
Shenzhen, China |
Download |
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ISO 9001:2015 Certificate - Iola, USA |
ISO 9001:2015 Certificate |
Grayhill Inc. - Iola Single Site ISO 9001:2015 |
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ISO 14001:2015 Certificate - McCook, USA |
ISO 14001:2015 Certificate |
McCook, USA |
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ISO 14001:2015 Certificate - Shenzhen, China |
ISO 14001:2015 Certificate |
Shenzhen, China |
Download |
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MedAccred Certificate |
MedAccred Certificate |
Qualified Manufacturers List - McCook, USA |
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MedAccred Scope |
Scope of Accreditation |
Printed Circuit Board Assemblies - McCook, USA |
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MIL Facility Approval |
MIL Certification |
Grayhill Inc. |
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Grayhill Environmental Policy |
Environmental Policy |
Grayhill Inc. |
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Grayhill Standard RoHS Statement |
RoHS Compliance |
Grayhill Inc. |
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RoHS Plating Validation Report |
Rotary Switches and Mechanical Encoders |
Grayhill Inc. |
Download |
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Lead-Free Process Compatibility Report |
DIP Switches |
Grayhill Inc. |
Download |
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Lead-Free Tin Whiskering Report |
DIP Switches |
Grayhill Inc. |
Download |
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REACH Directive and Compliance Statement |
REACH Statement |
Grayhill Inc. |
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Responsible Minerals Sourcing Policy |
Conflict Minerals Statement |
Grayhill Inc. |
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RMI CRT 2.2 |
Cobalt Reporting Template |
Grayhill Inc. |
Download |
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RMI CMRT 6.4 |
Conflict Minerals Reporting Template |
Grayhill Inc. |
Download |

QUALITY IS OUR CULTURE
Grayhill is committed to quality excellence and customer satisfaction through a proactive quality culture. Our quality management system is structured to comply with the International Standard for Aerospace AS9100D:2015. Grayhill’s quality is a result of a structured cross-functional approach utilizing Advance Product Quality Planning (APQP). Our products undergo a series of in-house tests and high standard product qualifications. Different processes are certified for various industries and standards.
Our testing capabilities include the ability to test the following: Temperature extremes, thermal and mechanical shock, vibration, impact, seal, chemical resistance, ultraviolet (UV), abrasion, drop, sunlight readability, salt spray, electrostatic discharge (ESD, electromagnetic interference (EMI), electromagnetic compatibility (EMC), night vision imaging system (NVIS), electrical noise, power interruption, and accelerated life testing.
We take pride in our quality certifications — ISO 9001 certification and SAE AS9100 Revision D Quality Management System (QMS) for defense organizations.