SAN MATEO, Calif., May 05, 2011 (BUSINESS WIRE) --

Keynote(R) Systems (NASDAQ:KEYN), the global leader in Internet and mobile cloud monitoring, intends to present at the following investor conferences in May.

• 10^th Annual JMP Securities Research Conference at 11:00 a.m. PDT on Tuesday, May 10^th at the Ritz-Carlton in San Francisco. Presenting from management will be Curtis Smith, chief financial officer.

• Noble Financial Capital Markets' 7^th Annual Equity Conference at 1:30 p.m. EDT on Monday, May 16^th at the Hard Rock Hotel & Casino in Hollywood, Florida. Presenting from management will be Curtis Smith, chief financial officer.
• 12^th Annual B. Riley & Co. Investor Conference at 11:30 a.m. PDT on Tuesday, May 24^th at the Loews Santa Monica Beach Hotel in Santa Monica, California. Presenting from management will be Umang Gupta, chairman and CEO, and Curtis Smith, chief financial officer.

The presentation used at the conferences will be available at Keynote's website www.keynote.com in the Investor Relations section.

About Keynote

Keynote Systems (NASDAQ: "KEYN") is the global leader in Internet and mobile cloud monitoring. We provide companies with solutions for continuously improving the online experience. Founded in 1995, Keynote provides testing, monitoring and measurement products and services for any enterprise including online portals, e-commerce sites, B2B sites, mobile operators and mobile infrastructure providers. Keynote products and services help companies improve customer experience in four areas: Web performance, mobile quality, streaming and real user experience testing.

Known as The Mobile and Internet Performance Authority(TM), Keynote has a market-leading on-demand infrastructure of over 3,000 measurement computers and mobile devices in over 275 locations around the world. Keynote's 2,800 customers represent top Internet and mobile companies including American Express, AT&T, Disney, eBay, E*TRADE, Expedia, Google, Microsoft, SonyEricsson, T-Mobile and Vodafone.

Keynote Systems, Inc. is headquartered in San Mateo, California and can be reached at www.keynote.com or by phone in the U.S. at 1-800-KEYNOTE.

Copyright © 2011 Keynote Systems, Inc. All rights reserved. The Mobile & Internet Performance Authority

The trademarks of Keynote Systems, Inc. in the United States and other countries include Keynote(R), DataPulse(R), CustomerScope(R), Keynote CE Rankings(R), Keynote Customer Experience Rankings(R), Perspective(R), Keynote Red Alert(R), Keynote Traffic Perspective(R), Keynote WebEffective(R), The Internet Performance Authority(R), MyKeynote(R) , SIGOS(R), SITE(R), Keynote(TM), The Mobile & Internet Performance Authority(TM) and Keynote FlexUse(TM) are trademarks or registered trademarks of Keynote Systems, Inc. in the United States and/or other countries. All other trademarks are the property of their respective owners. © 2011 Keynote Systems, Inc.

SOURCE: Keynote Systems, Inc.

Keynote Systems, Inc.
Tim Dien, 415-433-3777 (Investor Relations)
tdien@lhai.com
or
Dan Berkowitz, 650-403-3305(Public Relations)
dberkowitz@keynote.com