Power-One has appointed Richard J. Thompson to serve as the company’s chief executive officer, effective immediately. He succeeds William T. Yeates, who has resigned from the company and its Board of Directors to pursue other personal interests. Thompson was appointed to Power-One’s Board of Directors in August of 2007. Most recently, he has been a consultant to private equity firms. Previously, Thompson was Chief Financial Officer of American Power Conversion (APC; was acquired by Schneider Electric in February 2007). Before joining APC, he was CFO of Artesyn Technologies.