Ultra Clean to Announce Second Quarter 2009 Results

HAYWARD, Calif., July 27 -- Ultra Clean Holdings, Inc. , will release financial results for its second quarter of 2009 ended July 3, 2009 on Monday, August 3, 2009 after markets close.

The Company will host a conference call to discuss second quarter 2009 financial results and management's outlook at 2:00 pm PDT on Monday, August 3, 2009. The call-in number is (888) 561-5097 (domestic) and (706) 679-7569 (international). A replay of the conference will be available for fourteen days following the call at (800) 642-1687 (domestic) and (706) 645-9291 (international). The confirmation number for live broadcast and replay is 20630569 (all callers).

Ultra Clean will also webcast the conference call live on our website at www.uct.com under Investor Relations.