06.15.10

BROOKS AUTOMATION, INTEVAC, KULICKE & SOFFA, LTX-CREDENCE, MATTSON TECHNOLOGY, NANOMETRICS, ULTRA CLEAN TECHNOLOGY AND ULTRATECH JOINTLY ANNOUNCE THE SECOND ANNUAL CEO INVESTOR SUMMIT 2010

Investor and analyst event held concurrently with SEMICON West
and Intersolar in San Francisco

MILPITAS, CA — June 15, 2010 — Brooks Automation (NASDAQ: BRKS), Intevac (NASDAQ: IVAC), Kulicke & Soffa (NASDAQ: KLIC), LTX-Credence Corporation (NASDAQ: LTXC), Mattson Technology (NASDAQ: MTSN), Nanometrics (NASDAQ: NANO), Ultra Clean Technology (NASDAQ: UCTT) and Ultratech (NASDAQ: UTEK) together will host the second annual CEO Investor Summit 2010, a forum that brings investors and analysts together with senior management of eight growing capital equipment companies.

The CEO Investor Summit will be held Wednesday, July 14, 2010 from 3:00 to 6:00PM at the W Hotel located at 181 Third St., San Francisco, CA. Hosted by executive management from each of the participating companies, the Summit features a small group meeting, "round-robin" format intended to optimize access to several management teams. The Summit is scheduled to coincide with SEMICON West and Intersolar 2010, but is not affiliated with either show.

To RSVP for the event, please contact Laura Guerrant-Oiye at (808) 882-1467 or lguerrant@guerrantir.com. Last day for registration is June 30 but it is strongly suggested to register in advance of that date.

This event is for accredited investors and analysts, and is sponsored solely by participating company hosts. As space is limited, hosting companies reserve the right to qualify interested attendees.

For company-specific inquiries or to arrange one-on-one meetings with management, please contact the following Investor Relations representatives:

Contact

Barbara Culhane (Brooks Automation), (978) 262-2816 or barbara.culhane@brooks.com

Claire McAdams (Intevac, Kulicke & Soffa, Nanometrics), (530) 265-9899 or claire@headgatepartners.com

Rich Yerganian (LTX-Credence), (781) 467-5063 or Rich_Yerganian@ltx-credence.com

Laura Guerrant-Oiye (Mattson Technology), (808) 882-1467 or lguerrant@guerrantir.com

Angie Sandoval (Ultra Clean Technology), (510) 576-4545 or asandoval@uct.com

Laura Rebouche (Ultratech), (408) 577-3009 or lrebouche@ultratech.com

About Brooks Automation
Brooks is a leading worldwide provider of automation, vacuum and instrumentation solutions to the global semiconductor and related industries. Our products and services are meeting the needs of customers across a broad spectrum of applications and industries, and the global semiconductor manufacturing sector is our largest served market. When demanding productivity and availability objectives are essential factors for success, customers throughout the world turn to Brooks Automation, Inc. Brooks is headquartered in Chelmsford, MA. www.brooks.com.

About Intevac
Intevac was founded in 1991 and has two businesses: Equipment and Intevac Photonics. Equipment Business: We are a leader in the design, manufacture and marketing of high-productivity lean manufacturing systems and have been producing Lean Thinking platforms since 1994. We are the leading supplier of magnetic media processing systems to the hard drive industry and offer highly efficient technology solutions to the photovoltaic and semiconductor industries. Photonics: We are a leader in the development and manufacture of leading edge, high-sensitivity imaging products and vision systems, as well as table-top and handheld Raman instruments. Markets addressed include military, industrial, medical and scientific. Intevac is headquartered in Santa Clara, CA. www.intevac.com.

About Kulicke & Soffa
Kulicke & Soffa is a global leader in the design and manufacture of semiconductor and LED assembly equipment. As one of the pioneers of the industry, K&S has provided customers with market leading packaging solutions for decades. In recent years K&S has expanded its product offerings through strategic acquisitions, adding die bonding, wedge bonding and a broader range of expendable tools to its core ball bonding products.  K&S has also expanded its served markets to address the growing LED packaging industry. Combined with its extensive expertise in process technology, K&S is well positioned to help customers meet the challenges of assembling the next-generation semiconductor devices. Kulicke & Soffa is headquartered in Fort Washington, PA. www.kns.com.

About LTX-Credence
LTX-Credence is a global provider of ATE solutions designed to deliver value through innovation enabling customers to implement best-in-class test strategies to maximize their profitability. LTX-Credence addresses the broad, divergent test requirements of the wireless, computing, automotive and entertainment market segments, offering a comprehensive portfolio of technologies, the largest installed base in the Asia-Pacific region, and a global network of strategically deployed applications and support resources. Additional information can be found at www.ltxc.com.

About Mattson Technology
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. Mattson is headquartered in Fremont, CA. www.mattson.com.

About Nanometrics
Nanometrics is a leading provider of advanced, high-performance process control metrology systems used primarily in the fabrication of semiconductors, high-brightness LEDs, data storage devices and solar photovoltaics. Nanometrics' automated and integrated metrology systems measure critical dimensions, device structures, overlay registration, topography and various thin film properties, including film thickness as well as optical, electrical and material properties. The company's process control solutions are deployed throughout the fabrication process, from front-end-of-line substrate manufacturing, to high-volume production of semiconductors and other devices, to advanced wafer-scale packaging applications. Nanometrics' systems enable device manufacturers to improve yields, increase productivity andlower their manufacturing costs. Nanometrics is headquartered in Milpitas, CA. www.nanometrics.com.

About Ultra Clean Holdings
Ultra Clean is a leading developer and supplier of critical subsystems for the semiconductor capital equipment, flat panel, medical, energy and research industries. Ultra Clean offers its customers an integrated outsourced solution for gas delivery systems and other subassemblies, improved design-to-delivery cycle times, component neutral design and manufacturing and component testing capabilities. Ultra Clean's customers are primarily original equipment manufacturers for the semiconductor capital equipment, flat panel, medical, energy and research industries. Ultra Clean is headquartered in Hayward, California. www.uct.com.

About Ultratech
Ultratech, Inc. designs, manufactures and markets photolithography and laser processing equipment. Founded in 1979, the company's market-leading advanced lithography products deliver high throughput and production yields at a low, overall cost of ownership for high-brightness LEDs and bump packaging of integrated circuits. A pioneer of laser processing, Ultratech developed laser spike anneal technology, which increases device yield, improves transistor performance and enables the progression of Moore's Law of 45 nm and below production of state of the art consumer electronics. www.ultratech.com

LTX-Credence is a trademark of LTX-Credence Corporation.
All other trademarks are the property of their respective owners.