Staff Bios

Keith L. Barnes

Keith L. Barnes
CEO - Barnes Capital Management

Knowles director since: February 2014

Keith L. Barnes is chief executive officer of Barnes Capital Management, a family office investment company. He has served as chairman and chief executive officer for three public companies and served on eight public company Boards. Mr. Barnes has served as chief executive officer at Verigy Ltd. (from 2006 to 2010); chairman and chief executive officer of Electroglas, Inc., (from 2003 to 2006); and chief executive officer of Integrated Measurement Systems, Inc., (from 1995 to 2001). Previously, he was a division president at Cadence Design Systems, Inc., and later Valid Logic Systems, Inc.

Mr. Barnes has had extensive experience as a specialist in maximizing shareholder value and leading companies through initial public offerings, secondary offerings and debt financings. At Verigy, he led the company in a successful spinoff from Agilent and through an IPO in 2006. In 2011, as chairman of the board, he led the sale of Verigy to Advantest Corporation. At Cadence Design Systems, Inc., he led the spinoff of the Integrated Measurement Systems division and led the IPO in 1995 and then conducted a second offering. In 2001, Integrated Measurement Systems was acquired by Credence Systems, creating significant shareholder value. He graduated from San Jose State University with a Bachelor of Science degree in Environmental Science.

Additional Board experience includes serving as director of Mentor Graphics Corporation (since 2012); JDS Uniphase/Viavi Solutions Corporation (since 2011); Rogers Corporation (since 2015); The Classic Wines Auction; and San Jose State University Tower Foundation. Mr. Barnes also served as former director of Spansion, Inc. (from 2011 to 2015); Intermec Inc. (from 2012 to 2013), Verigy Ltd. (from 2006 to 2010), Cascade Microtech, Inc. (from 2004 to 2010), Electroglas Inc. (from 2003 to 2006), and DATAIO Corporation (from 1996 to 2001). He was also chairman of the Board of Directors (from 1998 to 2001) of Integrated Measurement Systems, Inc., and former vice chairman of the Board of Directors (from 2002 to 2003) of Oregon Growth Account.