FOR IMMEDIATE RELEASE
Contact: Keithley Instruments, Inc.
KEITHLEY INSTRUMENTS TO PRESENT AT 15TH ANNUAL
ROTH CAPITAL PARTNERS GROWTH STOCK CONFERENCE
Cleveland, Ohio - March 14, 2003 - Keithley Instruments, Inc. (NYSE:KEI), a leader in solutions for emerging measurement needs, announced that it will participate in the 15th Annual Roth Capital Partners Growth Stock Conference March 16-18, 2003. The Conference is being held at the St. Regis Monarch Beach Resort and Spa in Dana Point, California. Keithley's General Manager, Mark Hoersten, and its Vice President and Chief Financial Officer, Mark Plush, will make a presentation on Monday, March 17, 2003 at 4 p.m. Pacific Time, which will be available live on Keithley Instruments website at www.keithley.com under the Investor Relations section. A replay of the webcast will be available until April 17, 2003. A copy of the presentation will also be posted on Keithley's website.
About Keithley Instruments. Keithley Instruments, Inc. provides optical and electrical measurement solutions from DC to RF to the wireless, semiconductor, optoelectronics, and other electronics manufacturing industries. Engineers and scientists around the world use Keithley's advanced hardware and software for process monitoring, production test, and basic research.
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