POET Technologies Inc. announced the appointment of Don Listwin to its Board of Directors, including roles on both the Compensation and Audit committees. Concurrently, Todd DeBonis, who served as a director since April 2015, resigned from the Board and has transitioned to a non-fee based strategic advisory role. More recently, Listwin served as chief executive officer of both Sana Security and Openwave Systems. Listwin currently serves as a director on the boards of AwareX, Calix, D-wave, ischemaView, Robin Systems and Teradici.