The company was established on April 3, 2006 as a joint venture between Sony and Nouman Corporation, each had share of 55% and 45% respectively. On September 11, 2008, it was announced that Sony would take over NEC's 45% share, making Optiarc wholly owned subsidiary of Sony. This took effect on December 5, 2008. This subsidiary specializes in CD and DVD drives for desktop and PC markets.