For over forty years, Harley & Son has been a key supplier of precision parts and subassemblies to the Aerospace, Medical Device, and Semiconductor Electronics Industries. AS9100D and ISO 9001:2015 certifications attest to the focus on quality. Harley & Son can support precision machined parts, sheet metal components, and assemblies to deliver turnkey mechanical parts for your next project.


At Harley & Son, we understand the importance of precision and accuracy in manufacturing, and our machining services are designed to meet the most demanding specifications. Whether you’re looking for high-precision parts for aerospace or medical devices, or simply need a small run of custom components, Harley & Son has the expertise and experience to deliver the results you require.

At Harley & Son, we understand the critical role that sheet metal plays in the manufacturing of high-tech components. Whether you’re looking for complex assemblies or simple brackets, Harley & Son has the expertise and experience to deliver the results you require.

Our 3D printing services are a testament to our commitment to providing the latest technologies to our customers. Our 3D printing services allow us to produce complex, high-precision components in a fraction of the time it would take using traditional manufacturing methods. Whether you’re looking for prototypes, fixtures, or end-use parts, our team of experts is here to help you achieve your goals. If you’re looking for a partner who can help you bring your ideas to life, look no further than Harley & Son.

Finishing & processing services are key aspects of the parts we manufacture. NADCAP certified processing ensures the highest quality anodizing, plating, heat treating, and coatings for your parts.


At Harley & Son, we are dedicated to providing our customers with the highest quality components, every time. Our commitment to quality is reflected in our AS9100 and ISO9001 certifications, which ensure that we meet the most stringent standards of quality and performance. We are dedicated to delivering components that meet the most exacting specifications. Whether you’re looking for precision machining, custom sheet metal components, or 3D printed parts, you can trust Harley & Son to deliver the results you require. With our focus on quality, accuracy, and customer satisfaction, you can rest assured that you are getting the best components, every time.

At Harley & Son, we offer comprehensive assembly services to support the manufacture of high-tech components. We understand the importance of accuracy and consistency in assembly, and we use the latest technologies and processes to ensure that every component is assembled to the highest standards of quality. Whether you’re looking for a simple assembly or a complex system, Harley & Son has the expertise and experience to deliver the results you require. With our commitment to quality and our focus on customer satisfaction, you can trust us to deliver complete, ready-to-use assemblies that meet the most exacting specifications.

Focus on Quality

We have built a reputation for quality in the aerospace, heavy industry, high-tech, manufacturing, and medical sectors. We are certified ISO 9001 and AS9100 to ensure the highest quality for our products and services.

Harley & Son engineering experts can successfully carry out projects of any size and complexity. We only source materials from tried and trusted suppliers that meet our exacting standards of quality control. View our quality requirements