HAYWARD, CA — APRIL 15, 2009 / PR Newswire / — Ultra Clean Holdings, Inc. (Nasdaq: UCTT), a leading developer and supplier of critical subsystems for the semiconductor capital equipment, flat panel, solar, and medical device industries, today announced the departure of Jack Sexton, its Vice President and Chief Financial Officer. Ultra Clean will immediately begin a search to identify a qualified candidate to fill the position of Chief Financial Officer.

"We thank Jack for his service to Ultra Clean over the past four years and we wish him well in his future endeavors,î said Clarence Granger, Chairman and Chief Executive Officer of Ultra Clean.

About Ultra Clean Holdings, Inc.
Ultra Clean Holdings, Inc. is a developer and supplier of critical subsystems for the semiconductor capital equipment, flat panel, solar and medical device industries. Ultra Clean offers its customers an integrated outsourced solution for gas delivery systems and other subassemblies, improved design-to-delivery cycle times, component neutral design and manufacturing and component testing capabilities. Ultra Clean's customers are primarily original equipment manufacturers for the semiconductor capital equipment, flat panel, solar and medical device industries. Ultra Clean is headquartered in Hayward, California. Additional information is available at www.uct.com.