RAE Systems, Inc. develops and manufactures multi-sensor chemical and radiation detection monitors and networks for industrial applications and homeland security. It also offers a line of portable single-sensor chemical and radiation detection products. The company's products include atmospheric monitors, photoionization detectors, radiation detectors, gas detection tubes, sampling pumps, security monitoring devices, fixed and mobile digital video recorders, and fixed digital video recorders, which incorporate an array of sensors. RAE Systems' products are deployed in oil, gas, and petrochemical plants, as well as in other types of manufacturing facilities for the detection of toxic industrial chemicals, volatile organic compounds, and petrochemicals. These products also enable the military and first responders, such as firefighters, law enforcement, and other emergency management personnel to detect and provide early warning of weapons of mass destruction and other hazardous materials. Its end-user customers consist of the United States government agencies in the intelligence and law enforcement community; armed forces; various local, state, and federal agencies and departments; and corporations in various industries, such as airline, automotive, oil, energy, metals, computer, and telecommunications primarily in the United States, Asia, and Europe. The company was founded in 1991 and is headquartered in San Jose, California.