Leading Semiconductor Manufacturer Places Follow-On Orders for Mattson Technology Etch and Strip Systems

FREMONT, CA, Jun 22 (MARKET WIRE) --
Mattson Technology, Inc. (NASDAQ: MTSN), a leading supplier of advanced
process equipment used to manufacture semiconductors, today announced
that it has received follow-on multi-system orders and has already begun
shipping the paradigmE(R) etch and SUPREMA(R) strip tools to a leading
semiconductor manufacturer. The systems will be used for advanced etch
and strip applications to produce chips that will be used in devices such
as smartphones, personal computers and solid state drives.

"With these latest repeat orders, our customer -- a technology leader --
is validating the benefits of the technology and productivity advantages
of our latest-generation tools," said Rene George, vice president and
general manager of Mattson Technology's Plasma Products Group. "The
paradigmE etch and SUPREMA strip systems were chosen because they offer
proven reliability, very low cost of ownership, and superior process
performance. These orders for etch and strip provide a complete
processing package and demonstrate the value of our combined plasma
technology competencies to deliver advanced applications at
next-generation technology nodes for our customers."

About Mattson Technology, Inc.

Mattson Technology, Inc. designs, manufactures and markets semiconductor
wafer processing equipment used in the fabrication of integrated
circuits. The company is a leading supplier of plasma and rapid thermal
processing equipment to the global semiconductor industry, and operates
in three primary product sectors: dry strip, rapid thermal processing
(RTP) and etch. Through manufacturing and design innovation, Mattson
Technology produces technologically advanced systems that provide
productive and cost-effective solutions for customers fabricating
current- and next-generation semiconductor devices. The company serves
foundries, and memory and logic integrated device manufacturers in the
United States, Europe, China, Japan, Korea, Singapore, Taiwan and other
Asian countries. For more information, please contact Mattson Technology,
Inc., 47131 Bayside Parkway, Fremont, CA, 94538. Telephone:
+1-800-MATTSON/+1-510-657-5900. Internet: www.mattson.com.

"Safe Harbor" Statement Under the Private Securities Litigation Reform
Act of 1995: This news release contains forward-looking statements.
Forward-looking statements address matters that are subject to a number
of risks and uncertainties that can cause actual results to differ
materially. Such risks and uncertainties include, but are not limited to:
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.

Mattson Technology Media Contact
Lauren Vu
Mattson Technology, Inc.
tel +1-510-492-6250
fax +1-510-492-5930
lauren.vu@mattson.com

Investor Contact
Laura Guerrant-Oiye
Guerrant Associates
tel +1-808-882-1467
lguerrant@guerrantir.com

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