Founded in 1962, Southern Avionics Company manufactures navigational transmitters, such as low frequency Non-Directional Radio Beacons (NDBs) and Differential Global Positioning System (DGPS) reference station transmitters. The company provides navigational aids for industrial civil, military, aeronautical and maritime users throughout the world. Based in Beaumont, Texas, it offers a host of products and services, such as homing beacon, couplers, antennas, maintenance, onsite assistance, technical support, etc. In addition, Southern Avionics Company is ISO 9001:2008 certified and meets the requirement of the International Civil Aviation Organization (ICAO), U.S. Federal Aviation Administration (FAA) and U.K. Civil Aviation Authority (CAA).