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Lam Research Corporation Completes Tender Offer for the SEZ Group
March 11, 2008

FREMONT, Calif., March 11, 2008-Lam Research Corporation (NASDAQ: LRCX) today announced the close of the tender offer for the SEZ Group, the leading supplier of single-wafer clean technology and products to the global semiconductor manufacturing industry. Approximately 95% of the outstanding shares were tendered in the offer. The combination of the two companies allows Lam Research to offer a full spectrum of wafer cleaning and decontamination solutions, with products incorporating SEZ's proprietary Spin-Process single-wafer technology, and single-wafer bevel and linear wet clean applications.

"With the addition of SEZ, we have increased our capability to provide single-wafer clean solutions to meet the increasing technology needs of our customers. SEZ is bringing not only top-quality operational and engineering capabilities to Lam, but also a talented group of employees and an excellent management team. I am pleased to welcome them to Lam," stated Steve Newberry, president and chief executive officer of Lam Research.

The Company will provide more detail on SEZ during its next quarterly financial results conference call on April 23, 2008.

Lam Research Corporation is a major provider of wafer fabrication equipment and services to the world's semiconductor industry. Lam's common stock trades on The NASDAQ Global Select MarketSM under the symbol LRCX. Lam is a NASDAQ-100® company. The Company's World Wide Web address is www.lamresearch.com.

Copies of the purchase offer and prospectus and of the announcements under Swiss law relating to the results of the offer and upon which this release is based can be accessed at www.transactioninfo.info.

Statements made in this press release which are not statements of historical fact are forward-looking statements and are subject to the safe harbor provisions created by the Private Securities Litigation Reform Act of 1995. Such forward-looking statements relate, but are not limited, to the Company's expectations regarding its capabilities and scale, the SEZ product line and markets, and the results of its operations after the acquisition. Some factors that may affect these forward-looking statements include: synergies developed after the transaction, business conditions in the semiconductor industry, and overall economic conditions. These forward-looking statements are based on current expectations and are subject to uncertainties and changes in condition, significance, value and effect as well as other risks detailed in documents filed with the Securities and Exchange Commission, including specifically the report on Form 10-K for the year ended June 25, 2006, and Form 10-Q for the quarter ended March 25, 2007, which could cause actual results to vary from expectations. The Company undertakes no obligation to update the information or statements made in this press release.

Lam Research Corporation Contact:
Carol Raeburn, Investor Relations
phone: 510/572-4450
e-mail: carol.raeburn@lamresearch.com

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