FREMONT, CA--(Marketwire - May 25, 2012) - Mattson Technology, Inc. (NASDAQ: [ MTSN ]), a leading supplier of advanced process equipment used to manufacture semiconductors, today announced that J. Michael Dodson, the company's CFO, will participate in individual investor meetings at the Craig-Hallum 9th Annual Investor Conference to be held May 30th, 2012 at the Marriott City Center Minneapolis in Minneapolis, MN. To arrange for a meeting with Mr. Dodson, please contact your Craig-Hallum representative. The company will post a copy of the power point presentation materials that will be used during the individual meetings. Interested parties may access the presentation via the "Investor Relations" section of the company's website at [ www.mattson.com ].

"Safe Harbor" Statement Under the Private Securities Litigation Reform Act of 1995:
This news release contains forward-looking statements. All statements other than statements of historical fact are statements that could be deemed forward-looking statements, including but not limited to statements of the plans, strategies and objectives of management for future operations. Forward-looking statements address matters that are subject to a number of risks and uncertainties that can cause actual results to differ materially from those expressed or implied by such forward-looking statements and assumptions. Such risks and uncertainties include, but are not limited to: macroeconomic and geopolitical trends and events; end-user demand for semiconductors; customer demand for semiconductor manufacturing equipment; the timing of significant customer orders for the Company's products; customer acceptance of delivered products and the Company's ability to collect amounts due upon shipment and upon acceptance; the Company's ability to timely manufacture, deliver and support ordered products; the Company's ability to bring new products to market and to gain market share with such products; customer rate of adoption of new technologies; risks inherent in the development of complex technology; the timing and competitiveness of new product releases by the Company's competitors; the Company's ability to align its cost structure with market conditions; and other risks and uncertainties described in the Company's Forms 10-K, 10-Q and other filings with the Securities and Exchange Commission. The Company assumes no obligation to update the information provided in this news release.

About Mattson Technology, Inc.
Mattson Technology, Inc. designs, manufactures and markets semiconductor wafer processing equipment used in the fabrication of integrated circuits. We are a leading supplier of plasma and rapid thermal processing equipment to the global semiconductor industry, and operate in three primary product sectors: Dry Strip, Rapid Thermal Processing and Etch. Through manufacturing and design innovation, we have produced technologically advanced systems that provide productive and cost-effective solutions for customers fabricating current- and next-generation semiconductor devices. For more information, please contact Mattson Technology, Inc., 47131 Bayside Parkway, Fremont, CA, 94538. Telephone: (800) MATTSON / (510) 657-5900. Internet: [ www.mattson.com ].