Sheri Brumm Savage — Senior VP of Finance, CFO & Secretary at Ultra Clean Holdings

Ms. Sheri Brumm Savage has been Chief Financial Officer at Ultra Clean Holdings, Inc. since July 7, 2016, Senior Vice President of Finance since February 18, 2016 and serves as its Secretary. Ms. Savage has been the Chief Financial Officer at Ultra Clean Technology Systems and Service, Inc. since July 7, 2016. Ms. Brumm served as an Acting Chief Executive Officer of Ultra Clean Holdings, Inc. from July 31, 2017 to September 2017. Ms. Brumm served as Senior Vice President at Ultra Clean Holdings Inc. from since August 04, 2016 and served as its Chief Accounting Officer from February 18, 2016 to August 04, 2016. Ms. Savage joined Ultra Clean Holdings as the Senior Director of Finance in April 2009. She served at Credence Systems Corporation as its Corporate Controller and Vice President of Finance from February 2008 to February 2009 and Director of Internal Audit from May 2006 to February 2008. Prior to Credence Systems, Ms. Savage served in various accounting and finance roles at Protiviti and KLA-Tencor Corporation. Ms. Savage also served as Manager of Business Process Risk Accounting at Arthur Anderson LLP from May 1996 to October 1999. Ms. Savage holds a Bachelor of Science degree in Managerial Economics from the University of California, Davis.