Power-One to Present at Merriman Curhan Ford’s Investor Summit 2009

Power-One, Inc. (NASDAQ:PWER), a leading provider of traditional and renewable energy power conversion and power management solutions, today announced that Linda Heller, Chief Financial Officer, will present at Merriman Curhan Ford’s 6^th annual Investor Summit on November 10, 2009 at 11:30 AM Eastern Standard Time. This event will be held in New York City.

More information about the conference can be found at: www.mcfco.com

About Power-One

Power-One designs and manufactures energy-efficient power conversion and power management solutions for alternative/renewable energy, routers, data storage and servers, wireless communications, optical networking, medical diagnostics, military, railway controls, semiconductor test equipment, and custom applications. Power-One, with headquarters in Camarillo, CA, has global sales offices, manufacturing, and R&D operations in Asia, Europe, and the Americas. For information on Power-One and its products, visit the Company’s Web site at www.power-one.com.

About Merriman Curhan Ford

Merriman Curhan Ford (NASDAQ: MERR) is a financial services firm focused on fast-growing companies and the institutions that invest in them. The company offers high-quality investment banking, equity research, institutional services and corporate & venture services, and specializes in five growth industry sectors: CleanTech, Consumer, Media & Internet, Health Care, Natural Resources and Technology. For more information, please go to www.mcfco.com.