Established in 1939 by Howard Gregory, DMFS has evolved into one of the largest general aviation sales and service outlets worldwide. As a Piper Aircraft Dealer for over 75 years, DMFS & Chicago Piper have literally sold and supported thousands of new and used aircraft to customers all over the world. Known for our decades of experience in general aviation aircraft, we are the go-to experts for selling, servicing, upgrading, trading or locating parts for your aircraft. Let us handle the details. We promise to give you our very best effort as our valued customer. Our Mission: Provide seamless aircraft sales and services; relentless in our pursuit of customer and employee excellence.