KLA-Tencor Announces Webcast of Analyst Day 2008

SAN JOSE, Calif.--(BUSINESS WIRE)--

KLA-Tencor Corp. (NASDAQ:KLAC) announced today that it will host an Analyst Day on Thursday, June 5, 2008 in Milpitas, California. Presentations by KLA-Tencor's management team are scheduled to begin at 8:00 a.m. Pacific Time (11:00 a.m. Eastern Time) and conclude by 11:30 a.m. Pacific Time (2:30 p.m. Eastern Time).

This event will be made available via Webcast at http://www.kla-tencor.com. The Webcast version of the presentation will be available through the same link for approximately two weeks following the presentation, after which time KLA-Tencor will include the Webcast in the "archive" section of the KLA-Tencor Investor Relations Web site. To listen to the live event, please go to the Web site at least 15 minutes early to register, download, and install any necessary audio software.

About KLA-Tencor

KLA-Tencor is the world leader in yield management and process control solutions for semiconductor manufacturing and related industries. Headquartered in San Jose, California, KLA-Tencor has sales and service offices around the world. An S&P 500 company, KLA-Tencor is traded on the NASDAQ Global Select Market under the symbol KLAC. Additional information about KLA-Tencor is available at http://www.kla-tencor.com (KLAC-F).

Source: KLA-Tencor Corp.

Released June 4, 2008