$ICHR Enters into Substantial Agreement to Produce Liquid Delivery Systems

FREMONT, Calif.

Ichor Holdings, Ltd. (NASDAQ:ICHR) today announced that the company has entered into a substantial agreement to produce liquid delivery systems for one of its key customers.

The agreement provides for design and manufacturing of Ichor’s proprietary Liquid Delivery Systems to be integrated with semiconductor process equipment for one of Ichor’s key customers. “These systems incorporate our unique design which reduces the footprint required on our customer’s equipment and significantly reduces the cost,” said Phil Barros, Chief Technology Officer for Ichor. “We are excited to enter into this relationship and look forward to expanding into other applications with this customer as well as other customers who have expressed interest in our technology.”

He added, “Being able to collaborate with our customers has been the single most important factor in us helping to make them successful. We will continue to follow that approach and expect to realize significant growth as we continue to provide our customers the value they need to compete in the marketplace.”

About Ichor Holdings

Ichor is a leader in the design, engineering and manufacturing of critical fluid delivery subsystems for semiconductor capital equipment. Our primary offerings include gas and chemical delivery subsystems, collectively known as fluid delivery subsystems, which are key elements of the process tools used in the manufacturing of semiconductor devices. Our gas delivery subsystems deliver, monitor and control precise quantities of the specialized gases used in semiconductor manufacturing processes such as etch and deposition. Our chemical delivery subsystems precisely blend and dispense the reactive liquid chemistries used in semiconductor manufacturing processes such as electroplating and cleaning. We also manufacture certain components for internal use in fluid delivery systems and for direct sales to our customers. This vertically integrated portion of our business is primarily focused on metal and plastic parts that are used in gas and chemical systems, respectively. Ichor is headquartered in Fremont, CA. www.ichorsystems.com.

Safe Harbor Statement

This press release contains forward-looking statements that may state Ichor’s or its management’s intentions, beliefs, expectations or predictions for the future. Such forward-looking statements are subject to certain risks, uncertainties and assumptions, and typically can be identified by the use of words such as “will,” “expect,” “estimate,” “anticipate,” “forecast,” “plan,” “believe,” and similar terms. Although Ichor believes that its expectations are reasonable, it can give no assurance that these expectations will prove to have been correct, and actual results may vary materially. Factors that could cause actual results to differ materially from those contemplated above include, among others, risks and uncertainties related to the capital markets. Any forward looking information presented herein is made only as of the date of this press release, and Ichor does not undertake any obligation to update or revise any forward-looking information to reflect changes in assumptions, the occurrence of unanticipated events, or otherwise.