American Science and Engineering, Inc., together with its subsidiaries, engages in the development, manufacture, marketing, and sale of X-ray and other inspection solutions primarily for homeland security markets in the United States and internationally. It offers CargoSearch Inspection Systems, including non-intrusive inspection and screening devices that are used for the screening of trucks, cars, cargo containers, pallets, and air cargo to combat trade fraud, drug trafficking, weapons smuggling, and terrorism at border crossings, seaports, military bases, railroad centers, airports, and cargo and transportation hubs. The CargoSearch product family includes OmniView gantry system, a cargo and vehicle inspection system; Z Portal, an inspection system for scanning cars, vans, trucks, and cargoes for threats and contraband; and PalletSearch, a conveyorized X-ray inspection system to perform non-intrusive inspection of mixed cargo shipped on pallets or in air cargo containers. The company also offers Z Backscatter imaging systems, such as Z Backscatter Van, a mobile X-ray screening system to produce photo-like images of plastic explosives or other anomalies of the contents of a vehicle or cargo containers. In addition, it offers ParcelSearch inspection systems for the non-intrusive X-ray scanning of parcels, baggage, and mail; and SmartCheck, a personnel screening system for the screening contraband and threats hidden under a personÂ’s clothing, such as guns and knives, plastic explosives, composite weapons, and drugs. Further, the company provides maintenance, warranty, research, engineering, and training services, as well as offers various contract research and development programs. It serves port and border security, aviation security agencies, military organizations, and high threat commercial and government facilities. The company was founded in 1958 and is headquartered in Billerica, Massachusetts