SOURCE: Mattson Technology, Inc.

January 08, 2010 13:30 ET

Mattson Technology, Inc. Announces Upcoming Presentations at Investor Conferences

FREMONT, CA--(Marketwire - January 8, 2010) - Mattson Technology, Inc. (NASDAQ: MTSN), a leading supplier of advanced process equipment used to manufacture semiconductors, announced today that Andy Moring, the company's Chief Financial Officer, will be presenting to the investment community at the following conferences in January 2010.

Sidoti & Company First 2010 Micro Cap Conference

Date:           January 11, 2010
Time:           10:30 a.m. EST
Location:       The Grand Hyatt Hotel
                New York, NY
Presentation:   Presentations at the Sidoti & Company conference
                are not being webcast.

For further information on the Sidoti & Company conference, please visit the conference website (www.microcap.sidoti.com).

Needham & Company 12th Annual Growth Stock Conference

Date:           January 13, 2010
Time:           2:30 p.m. EST
Location:       The New York Palace Hotel
                New York, NY
Presentation:   For a live presentation of the event, please access the
                following URL: http://www.wsw.com/webcast/needham35/mtsn/.

Archive:        This webcast will be archived for 90 days following the
                live presentation.

For further information on the Needham & Company conference, please contact your Needham & Company representative.

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. 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.

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