POET Technologies Inc. designs, manufactures, and sells semi-conductor products in the United States, Canada, and Singapore. It offers optical light source products and photonic integrated devices for the sensing, data and tele communications, medical, instrumentation, industrial, defense, and security markets. The company was formerly known as Opel Technologies Inc. and changed its name to POET Technologies Inc. in June 2013. POET Technologies Inc. is headquartered in Toronto, Canada.