HAYWARD, Calif., Jan. 27, 2011 /PRNewswire/ -- Ultra Clean Holdings, Inc. (Nasdaq: UCTT), a leading developer and supplier of critical subsystems for the semiconductor capital equipment, flat panel, medical, energy and research industries, will release financial results for its fourth quarter and fiscal year 2010 on Monday, February 14, 2011 after markets close.

The Company will host a conference call to discuss fourth quarter and fiscal year 2010 results and management's outlook at 1:45 pm PST on Monday, February 14, 2011. 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 40880314 (all callers).

About Ultra Clean Holdings, Inc.

Ultra Clean Holdings, Inc. is a leading developer and supplier of critical subsystems for the semiconductor capital equipment, flat panel, medical, energy and research 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, medical, energy and research industries. Ultra Clean is headquartered in Hayward, California. Additional information is available at www.uct.com.

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

SOURCE Ultra Clean Holdings, Inc.