Alpha and Omega Semiconductor announces resignation of its CFO

Alpha and Omega Semiconductor Limited, a designer, developer and global supplier of a broad range of power semiconductors and power ICs, today reported that Mary L. Dotz, its Chief Financial Officer, has announced her resignation in order to pursue other interests. The resignation will be effective on November 11, 2013, and Ms. Dotz will remain as the Chief Financial Officer until such time.

The Board of Directors of the company has appointed Yifan Liang, the Chief Accounting Officer of the Company, to serve as the Interim Chief Financial Officer, effective November 11, 2013. The Board will commence a search for a permanent Chief Financial Officer for the Company.

“We are pleased that Yifan has agreed to step in and assume the responsibility of the Interim Chief Financial Officer. Yifan has been an integral part of AOS’ Accounting and Finance operations since joining AOS as Corporate Controller in 2004. His intimate knowledge of the company and extensive experiences in accounting and financial matters will ensure a smooth transition during this time,” said Dr. Mike Chang, the Chairman and Chief Executive Officer.

Yifan has been serving as our Chief Accounting Officer since October 2006, and also as our Assistant Corporate Secretary since November 2009. Prior to joining us, Yifan worked with PricewaterhouseCoopers LLP, or PwC, from 1995 to 2004 in various positions, including Audit Manager in PwC’s San Jose office. Yifan received his B.S. in management information system from the People’s University of China and M.A. in finance and accounting from the University of Alabama.

“On behalf of the entire company and our board of directors, we thank Mary for her valuable counsel and leadership over a period of almost two years. She built a strong finance team, helped lead our company through challenging market conditions and played an important role in implementing our business strategies. We wish her the best in the next phase of her career,” continued Dr. Chang.

“The decision to leave AOS was a difficult one for me,” said Ms. Dotz. “The progress we made since I joined the Company has been rewarding and I look forward to hearing more about the success of AOS in the future,” concluded Ms. Dotz.



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