Duncan Aviation is the world’s largest, family-owned aircraft service provider. Services include airframe/engine maintenance, avionics installations, interior/paint completions/modifications, engineering/certification, fabrication/manufacturing services, preowned aircraft sales/acquisitions, line/fuel, aircraft parts sales, exchanges, consignment, and avionics/instrument/accessory repairs/overhauls for Learjet, Citation, Falcon, Hawker, Global, Challenger, Gulfstream & Embraer aircraft. MRO facilities are located in Battle Creek, Michigan; Lincoln, Nebraska; and Provo, Utah, as well as 28 satellite avionics offices and 9 engine Rapid Response launch points.