Testimonials

Pat McMillan – Eaton Torque Control

Keystone Product Development has provided all of my seal testing for the last 5 years. They have provided turnkey testing for my custom test profiles for Automotive OEM validation.

Drew Uryga – Zatkoff Seals and Packings

I wanted to extend my thanks to your organization for the excellent service that you have provided with the seal validation testing! The test stand came in below budget, and the total time for completion was two weeks ahead of schedule!

Bill Juhasz – Design Manager ODL

Keystone Product Development is a provider of design, prototyping, and training services to our organization. Their "full systems view" approach and wide spectrum of engineering services really sets them apart from the competition.

Brad Olson – Intake Systems Design Mann+Hummel USA

Keystone has provided us with technical staffing for many years. The team at Keystone works to understand what we need, others just ask 'how many'. Our relationship with Keystone is best described in a quote by Henry Ford: 'Coming together is a beginning; keeping together is progress; working together is success.