Welcome to CopperState Aero LLC.

Stemme Background

Welcome to Copperstate Aero, LLC, located at Ryan Field (KRYN) just west of Tucson, Arizona. We are a full service repair facility supporting many ‘Motorgliders,’ and ‘Light Sport Aircraft,’ as well as private and corporate aircraft with quality repair and maintenance since 1985. Copperstate Aero has the capability, technical expertise, skills, and resources to satisfy all of the specialized requirements for maintaining, modifying, and upgrading numerous categories of Light Sport and General Aviation aircraft from small single engine aircraft to medium-sized corporate turboprop and jet transport category aircraft. Copperstate Aero is also part of STEMME USA and is a Certified Technical Service Center for Stemme Models; S10, S10-VT and S6 and a Technical Representative for Rotax™ and Limbach™ aircraft engines here in the United States.