Ooma, Inc. announced the appointment of Shig Hamamatsu as Chief Financial Officer, effective September 7, 2021. Hamamatsu most recently served as CFO of Accuray. Prior to Accuray, Hamamatsu held senior financial roles at companies including Cepheid, Cypress Semiconductor, RPX and NetLogic Microsystems. He began his career at the accounting firm PricewaterhouseCoopers.