Butler National Corporation designs, engineers, manufactures, sells, integrates, installs, repairs, modifies, overhauls, services, and distributes a portfolio of aerostructures, aircraft components, avionics, accessories, subassemblies, and systems in North America, Europe, the Middle East, Asia, and internationally. It operates through two segments, Aerospace Products and Professional Services. The Aerospace Products segment designs, manufactures, sells, and services structural modifications, design, integration, and installation of electronic equipment, systems and technologies, as well as defense related articles; and operates repair stations. Its products include aerial surveillance, aerodynamic enhancement, avcon stability enhancing fins, airplane nose extension, cargo/sensor carrying pods and radomes, fuel system protection devices, navigation / flight display installations, crew work stations, electrical power systems and switching equipment, enlarged aircraft doors, powered airplane sensor lifts, and specialized cabling and harnesses products; and provisions to allow carrying of external stores. The company also provides modifications on aerial photograph capabilities, aerodynamic improvements, avionics systems, cargo or expanded-sized doors, search and rescue, airborne research capability, extended range fuel tanks, radar systems, intelligence surveillance reconnaissance, special mission modifications, target towing capability, and traffic collision avoidance systems; and cabling, electronic control systems, hangfire override modules, test equipment, and gun control units for apache and blackhawk helicopters, and land and sea based military vehicles. The Professional Services segment manages a gaming, dining, and entertainment facility. It serves owners and operators of private, commercial, business and government aircraft; and commercial weapon manufacturers and suppliers. The company was incorporated in 1960 and is based in New Century, Kansas.