Media Advisory: Micromuse to Present at the Software Business 2005 Conference on ''Elevating it in the Enterprise''

Business Wire, Oct 24, 2005

SAN FRANCISCO -- Micromuse Inc. (Nasdaq: MUSE), the leading provider of ultra-scalable, realtime business and service assurance software, today announced that Ms. Marva Bailer, Micromuse's Vice President of North American Channels and Alliances, will deliver a presentation entitled, "Elevating IT in the Enterprise to Sell More Software," at the Software Business 2005 Conference in Tampa, Florida on Wednesday, November 2, 2005, at 11:45 AM EST. Attendees of this presentation will learn how Business Service Management - a concept of directly aligning IT with specific business goals - is helping to elevate IT in the enterprise and increase sales opportunities.

Software Business 2005 focuses on current strategic business, financial and technology issues and growth opportunities facing executives and managers of software companies. This two-day conference serves owners, chief executives, presidents, vice presidents and division directors or department managers of leading and fast-growing software companies located throughout North America who are conducting business domestically and worldwide. For more information about the event go to: http://www.softwarebusinessonline.com/sb_conf2005_index.html

About Micromuse

Micromuse Inc. (Nasdaq: MUSE) is the leading provider of ultra-scalable, realtime business and service assurance software solutions. The Netcool(R) software suite provides organizations with the assurance that their IT systems are supporting and driving profits 24 hours a day. Unlike traditional infrastructure management systems, Netcool solutions provide realtime end-to-end visibility and accurate troubleshooting from a business perspective. Such business intelligence allows organizations to respond to problems quickly, streamline workflow processes and improve business uptime. Micromuse customers include BT, Cable & Wireless, Deutsche Telekom, EarthLink, ITC DeltaCom, JPMorgan Chase, MCI, T-Mobile, and Verizon. Headquarters are located at 650 Townsend Street, San Francisco, Calif. 94103; (415) 568-9800. The Web site is at www.micromuse.com.

Micromuse and Netcool are registered trademarks of Micromuse Ltd. All other trademarks and registered trademarks in this document are the properties of their respective owners. Any statements contained in this press release that do not describe historical facts may constitute forward-looking statements as that term is defined in the Private Securities Litigation Reform Act of 1995. Any forward-looking statements contained herein are based on current expectations, but are subject to a number of risks and uncertainties.

The factors that could cause actual future results to differ materially from the forward-looking statements include the following: fluctuations in customer demand, the Company's ability to manage its growth (including the ability to hire sufficient sales and technical personnel), the risks associated with the expansion of the Company's distribution channels, the risk of new product introductions and customer acceptance of new products; the rapid technological change which characterizes the Company's markets, the risks associated with competition, the risks associated with international sales as the Company expands its markets, and the ability of the Company to compete successfully in the future, as well as other risks identified in the Company's Securities and Exchange Commission Filings, including but not limited to those appearing under the caption "Risk Factors" in the Company's most recent Quarterly Reports on Form 10-Q and on Form 10-K on file with the Securities and Exchange Commission and available on the Company's Web site.