Sky Aircraft Maintenance, LLC (SAM) is a comprehensive Aircraft Maintenance, Repair, and Operations (MRO) facility located in Lexington, NC at Davidson County Executive Airport. At SAM, we offer a full range of services including avionics, maintenance, inspections, interiors, and aircraft part sales for Hawker 800/900/400XP, BeechJet 400A, LearJet 60, and Citation 5/ Ultra / Encore / Bravo / XL / XLS!