Michael Klayko Board’s Director, PMC Sierra

PMC-Sierra, Inc. announced that Mr.
Michael Klayko and Dr. Richard Nottenburg have been appointed to the company’s
Board of Directors.   

The company also named Mr. Jonathan J. Judge as chairman of
the Board.
                        

"I am pleased to welcome Michael and Richard to PMC’s
Board, as the addition of their extensive experience in communication networks
will be very valuable to the company," said Greg Lang, president and chief
executive officer of PMC. "I would also like to welcome Jon as PMC’s
chairman of the Board. He has served more than seven years on PMC’s Board of
Directors, and I look forward to his contribution in this role as PMC continues
to drive the transformation of storage, optical and mobile networks."

Mr. Klayko is currently chief executive officer of Brocade Communications
Systems, Inc. and a member of the Brocade board of directors. Previously, he
was vice president of worldwide sales at Brocade and also served as the vice
president of marketing and support and vice president of OEM sales. Mr. Klayko
held management positions at Rhapsody Networks, McDATA, EMC, HP and IBM, and
has more than 30 years of experience in the storage, computer and
telecommunications industry. He has a B.S. in Electrical Engineering from the
Ohio Institute of Technology.

Dr. Nottenburg is currently a member of the board of
directors of Comverse Technology, Inc., Verint Systems, Inc. and Aeroflex
Holding Corporation. From June 2008 to October 2010, he served as president,
chief executive officer, and a director of Sonus Networks, Inc. Previously, he
was executive vice president and chief strategy officer for Motorola, Inc.
Prior to joining Motorola, Dr. Nottenburg was vice president and general
manager of Vitesse Semiconductor Corporation after its merger with Multilink
Technology Corporation in 2003, where he served as president and chief
executive officer. He has authored more than 50 publications and presentations
and holds eight U.S.
patents. Dr. Nottenburg holds a B.S. in Electrical Engineering from Polytechnic
Institute of New York, an M.S. in Electrical Engineering from Colorado State
University, and a Doctor of Science in
Electrical Engineering from the Ecole Polytechnique Federale de Lausanne in Lausanne, Switzerland.

One of PMC’s now seven independent directors, Mr. Judge
joined the Board in 2004 and serves as chair of the Compensation Committee and
a member of the Audit Committee. Mr. Judge is the chief executive officer of
First Data Corporation and a member of its board of directors. Previously, he
served as president and chief executive officer of Paychex, Inc. and Crystal
Decisions, Inc. Prior to that, he held senior management positions with IBM.