HEICO Corporation provides aerospace, defense, and electronic related products and services in the United States and internationally. The company’s Flight Support Group segment offers jet engine and aircraft component replacement parts; thermal insulation blankets and parts; renewable/reusable insulation systems; and specialty components and assemblies. This segment also distributes hydraulic, pneumatic, structural, interconnect, mechanical, and electro-mechanical components for the commercial, regional, and general aviation markets; and offers repair and overhaul services for jet engine and aircraft component parts, avionics, instruments, composites, and commercial aircraft surfaces, as well as for avionics and navigation systems, subcomponents, and other military aircraft instruments. Its Electronic Technologies Group segment provides electro-optical infrared simulation and test equipment; electro-optical laser products; electro-optical, microwave, and other power equipment; electromagnetic and radio frequency (RF) interference shielding and suppression filters; power electronics; power conversion and interface products; interconnection devices; and underwater locator and emergency locator transmission beacons.