Ultra Clean to Participate at Two Investor Conferences

HAYWARD, Calif., Aug. 27, 2019 /PRNewswire/ -- Ultra Clean Holdings, Inc. UCTT, today announced that management will participate at the D.A. Davidson Fast Connections Technology Conference in New York on Wednesday, September 4^th at the Roosevelt Hotel, and at the Dougherty and Co. Institutional Investor Conference in Minneapolis on Thursday, September 5^th at the Millennium Hotel.

About Ultra Clean Holdings, Inc.

Ultra Clean Holdings, Inc. is a leading developer and supplier of critical subsystems, ultra-high purity cleaning and analytical services primarily for the semiconductor industry. Ultra Clean offers its customers an integrated outsourced solution for major subassemblies, improved design-to-delivery cycle times, design for manufacturability, prototyping and component manufacturing, and tool chamber parts cleaning and coating, as well as microcontamination analytical services. Ultra Clean is headquartered in Hayward, California. Additional information is available at www.uct.com.

Contact:

Rhonda Bennetto

Vice President Investor Relations

rbennetto@uct.com

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SOURCE Ultra Clean Holdings, Inc.