Chartered Institute of Management Accountants Standardizes on Siebel Call Center 7.

Business Editors/High-Tech Writers

SAN MATEO, Calif.--(BUSINESS WIRE)--Feb. 11, 2003

CIMA to Increase Membership, Revenues, and Productivity Using

Siebel eBusiness Applications

Siebel Systems, Inc. (Nasdaq:SEBL), a leading provider of multichannel eBusiness applications software, today announced that the Chartered Institute of Management Accountants (CIMA) has standardized on Siebel Call Center 7. By leveraging the best practice business processes in Siebel eBusiness Applications, CIMA will now integrate member, student, and course information across multiple channels; target members and students more effectively; and increase membership, revenues, and productivity.

"In order to provide existing members and students with the best possible service and to effectively target new members and students, we need a transparent understanding of their needs," says Elizabeth Harris, Program Manager, CIMA. "With Siebel Call Center 7, we are able to unite all information which will help us efficiently identify, acquire, and retain members and students worldwide."

Siebel Call Center 7 enables organizations to manage, synchronize, and coordinate all customer interactions over multiple communication channels. The CIMA's powerful, new, state-of-the-art "Contact and Examination Management" system, based on Siebel Call Center 7, will assist the CIMA in achieving its future goals. These goals include increasing the number of CIMA qualified Finance Directors and CFOs in Financial Times Stock Exchange (FTSE) 500 companies and increasing membership by 14 percent and student numbers by 11 percent within three years. The software will provide comprehensive:

-- Contact Management--Capturing and tracking all registration, events, purchase interactions, and additional information, such as continuing professional development 

-- Event Management--Managing multiple event types such as examinations, seminars, and courses, and tracking suppliers contracts, candidate event registrations, and capacity planning 

-- Examination Management--Tracking candidates who have attended an event, logging and tracking examination marks and moderations, and notifying contacts of the results

-- Billing and Debt Management--Handling interactions with contacts concerning invoices and payments and the production of receipts

-- Campaign Management--Managing and tracking marketing campaigns, including contact profiling and segmentation and assessing the success of such campaigns

-- Information Management--Enabling users to run standard predefined reports and generate user-specific reports using query tools

About CIMA

CIMA members are Accountants in Business. CIMA represents financial managers and accountants who work in industry, commerce, not-for-profit and public sector organizations. Its key activities are related to Business Strategy, Information Strategy and Finance Strategy. CIMA members are not trained in audit. CIMA's focus is to qualify students, support members and employers, and protect the public interest. CIMA is the voice of over 77,000 students and 59,000 members in 154 countries. Its focus on management functions makes it unique, and it is internationally recognized as offering the financial qualification for business.

About Siebel Systems

Siebel Systems, Inc. is a leading provider of eBusiness applications software, enabling corporations to sell to, market to, and serve customers across multiple channels and lines of business. With more than 3,500 customers worldwide, Siebel Systems provides organizations with a proven set of industry-specific best practices, CRM applications, 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 28 countries.

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.

Note to Editors: Siebel is a trademark of Siebel Systems, Inc. and may be registered in certain jurisdictions. All other product and company names mentioned are the property of their respective owners and are mentioned for identification purposes only.