IQE plc, together with its subsidiaries, develops, manufactures, and sells advanced semiconductor materials. It operates through three segments: Wireless, Photonics, and CMOS++. The company manufactures and sells compound semiconductor materials for the wireless market which includes radio frequency devices for wireless communications, as well as for photonics market, that includes applications that transmit and sense visible and infrared lights. It also provides advanced semiconductor materials related to silicon. The company operates in the United States, rest of the Americas, France, Germany, Israel, the United Kingdom, rest of Europe, the Middle East, Africa, the People's Republic of China, Japan, Taiwan, and rest of the Asia-Pacific. The company was founded in 1988 and is headquartered in Cardiff, the United Kingdom.