Siebel Systems to Host Siebel User Week 2005, Barcelona; Europe's Lea

    Business Editors/High-Tech Writers
    Siebel User Week 2005 Conference

    SAN MATEO, Calif.--(BUSINESS WIRE)--March 22, 2005--Siebel Systems, Inc. (Nasdaq:SEBL), a leading provider of business applications software, today announced that its Siebel User Week 2005 conference will be held April 17-20 at the Centre Convencions Internacional Barcelona (CCIB) in Barcelona, Spain. The annual conference -- which is expected to attract more than 2,000 customers, solution providers, speakers, and presenters in the CRM and business analytics communities -- will also showcase Siebel Systems' customer successes. The company will also host the first European Siebel Business Intelligence Summit in Barcelona, which will run concurrently with the conference.
    "Siebel Systems is dedicated to working with its partners to ensure that our customers achieve measurable and significant business results with our solutions," said Neil Morgan, Vice President, European Marketing, Siebel Systems. "We are leveraging our unmatched experience and expertise in developing customer-facing solutions to design an exceptional conference program that will provide Siebel Systems' customers the latest news, information, best practices, and industry insight available in the CRM and business intelligence markets. There is no better forum available to help CRM and BI professionals increase their knowledge and maximize the impact of their Siebel deployments."
    Siebel User Week will feature an opening day keynote from Mike Lawrie, Chief Executive Officer, Siebel Systems, who will outline Siebel Systems' strategy, value proposition, and business direction for the future. In addition, Rik Op den Brouw, Senior Executive Vice President of Group ICT, Rabobank, will present a keynote address about the business results the bank achieved from implementing Siebel Retail Banking across its branch network, and Don Peppers, Founding Partner, Peppers & Rogers Group will share his perspective on the future of customer management. Other Siebel executives scheduled to present include Bruce Cleveland, Senior Vice President and General Manager, OnDemand and SMB, and David Schmaier, Executive Vice President.
    More than 60 Siebel customers will share their tangible business results from working with Siebel, offering conference attendees lessons they will be able to apply immediately to get the most value from their CRM investments. More than 150 in-depth conference sessions about specific CRM issues in a variety of industries will provide attendees with an unmatched opportunity to interact with peers and Siebel experts, share best practices, and discuss issues of particular importance to their industry. The Siebel "Ask the Experts" Pavilion will enable attendees to meet one-on-one with the people who actually design and build Siebel solutions, see demonstrations of the latest Siebel applications, and receive an assessment of their CRM implementations. The Siebel Partner Pavilion will feature exhibits from Siebel Alliance Partners and showcase the numerous ways in which these partners enhance Siebel solutions.
    This year's conference also introduces the first-ever Sales Transformation Track. Designed specifically for professionals in sales management, field sales, and sales operations, the Sales Transformation Track offers attendees an opportunity to learn how leading organizations are leveraging insight and proven methodologies to increase sales effectiveness and accelerate revenue growth.
    More information about Siebel User Week 2005, including registration details, is available at www.siebeluserweek.com/europe. More information about Siebel Business Intelligence Summit is available at www.siebelbisummit.com.

    About Siebel Systems

    Siebel Systems, Inc. is a leading provider of business applications software, enabling corporations to sell to, market to, and serve customers across multiple channels and lines of business. With more than 4,000 customer deployments worldwide, Siebel Systems provides organizations with a proven set of industry-specific best practices, CRM applications, market-leading analytics products, and business processes, empowering them to consistently deliver superior customer experiences and establish more profitable customer relationships. Siebel Systems' sales and service facilities are located in more than 30 countries. For more information about Siebel Systems, Inc., please visit www.siebel.com.

    For more information on Siebel Systems solutions and services, please visit our Web site: CRM -- http://www.siebel.com/crm; OnDemand Solutions -- http://www.crmondemand.com; Industry CRM -- http://www.siebel.com/industry-crm; Call Center and Service -- http://www.siebel.com/call-center; Sales Force Automation -- http://www.siebel.com/sales-force-automation; Marketing Automation -- http://www.siebel.com/marketing-automation; Business Intelligence -- http://www.siebel.com/business-intelligence; Integration Solutions -- http://www.siebel.com/integration-solutions; CRM Services -- http://www.siebel.com/crm-services.

    Except for the historical information contained herein, this press release contains forward-looking statements that involve risk or uncertainties. Future operating results of Siebel Systems may differ from the results discussed or forecasted in the forward-looking statements due to factors that include, but are not limited to, risks associated with customer relations, such as the availability of Siebel Systems' products and services, customer implementation of products and services, relationships with customers, third-party vendors and systems integrators, concentration of revenues in a relatively small number of customers, existence of errors or defects in products, ability to successfully manage growth, significant current and expected additional competition and the need to continue to expand product distribution and services offerings. Further information on potential factors that could affect the financial results of Siebel Systems are included in Siebel Systems' Annual Report on Form 10-K, Quarterly Reports on Form 10-Q and its other filings with the Securities and Exchange Commission, which are available at www.sec.gov. Siebel Systems assumes no obligation to update the information in this press release.

--30--JR/sf*

CONTACT: Siebel Systems, Inc. Cecilia Denny, 650-477-5861 email: cecilia.denny@siebel.com

KEYWORD: CALIFORNIA SPAIN INTERNATIONAL EUROPE INDUSTRY KEYWORD: ADVERTISING/MARKETING SOFTWARE NETWORKING TRADESHOW PRODUCT SOURCE: Siebel Systems, Inc.

Copyright Business Wire 2005