Vitria Announces Support for Siebel 7.

Business Editors/High Tech Writers

CHICAGO--(BUSINESS WIRE)--Oct. 1, 2001

Vitria (Nasdaq:VITR), a leading integration solutions provider, today announced its support for Siebel 7, the seventh major release of Siebel eBusiness Applications from Siebel Systems Inc., (Nasdaq: SEBL), the world's leading provider of eBusiness applications software. Vitria intends to submit standardized integrations built on its product, BusinessWare, for validation with Siebel 7 within 90 days of general availability, providing organizations with complete eBusiness solutions that increase productivity, maximize revenue and profit, and significantly enhance customer acquisition, satisfaction, and retention.

Siebel Systems enables software vendors to easily integrate solutions through its open, extensible, advanced Smart Web Architecture. Unlike rudimentary HTML clients, Siebel Smart Web Architecture combines a zero-footprint, browser-based Web client and a user interface with levels of interactivity and usability traditionally available only in Windows applications. The Siebel Smart Web Architecture enables organizations to leverage the industry's best eBusiness applications at the lowest total cost of ownership.

Siebel 7 extends the reach and functionality of Siebel Systems' industry-leading suite of integrated, multichannel eBusiness applications, enabling organizations to translate customer relationship strategy into execution by effectively aligning and rapidly integrating channels, employees and partners. Siebel 7 allows organizations to manage, synchronize and coordinate all customer touch points across the Web, call center, field sales and service personnel, and partner channels.

Vitria and Siebel Systems also announced today a strategic partnership that provides standard, out of the box integrations between Siebel eBusiness Applications and packaged back-office systems to enable intelligent information sharing. These solutions are designed to rapidly integrate Siebel eBusiness Applications with other key enterprise information at both the data and the business process level, effectively extending its reach and effectiveness as if it were part of Siebel eBusiness Application. In addition, the integration between Vitria's integration software and previous versions of Siebel eBusiness Applications has been validated with previous generations of and the partnership builds on successful joint installations across multiple industry verticals.

"Siebel Systems has the deep industry expertise, built into the highly-customizable Siebel 7, that enables them to deliver tremendous value to clients in a wide variety of industries," said Martin Doettling, Vice President of Marketing at Vitria. "Siebel 7 continues Siebel Systems' leadership in providing cutting edge ebusiness applications. We are pleased to be the strategic partner to deliver back-end process management between Siebel 7 and other enterprise software systems."

Vitria's standardized integrations between Siebel eBusiness Applications and standard back office systems deliver a single, consistent view of the customer that immediately improving customer retention and loyalty by enhancing service consistency and quality. It also enables cross-selling and up-selling across product lines, resulting in increased revenue and profitability. In addition, a single view of the customer has the added benefits of reducing customer service costs by making it easier for customer service representatives to access up-to-the-minute information and enabling customer self-service via Web portals.

"In today's highly competitive business climate, organizations must focus on customers and provide the highest levels of customer satisfaction," said Dr. Steve Garnett, Vice President and General Manager, Alliances for Siebel Systems. "Siebel 7 enables companies to not only achieve a superior degree of customer focus across all touchpoints but also enables organizations to maintain a seamless dialogue with customers so they receive outstanding service and satisfaction."

About Vitria

Vitria Technology, Inc. is a leading integration server provider. Vitria BusinessWare integrates applications and automates mission-critical business processes within and across the extended enterprise, reducing time to market, shortening lead times, lowering operating costs, and increasing customer satisfaction. Vitria is a global software company with over 25 offices in North America plus international offices in Australia, Canada, France, Germany, Italy, Japan, Korea, United Kingdom, Singapore, Spain, Switzerland and Taiwan. Vitria is a publicly traded company (Nasdaq:VITR) based in California. For more information, call 408/212-2700, visit the company's Web site at www.vitria.com or send email to [e-mail].

About Siebel Systems

Siebel Systems, Inc. (Nasdaq: SEBL) is the world's leading provider of eBusiness applications software. Siebel Systems provides an integrated family of eBusiness applications software, enabling multichannel sales, marketing, and customer service systems to be deployed over the Web, call centers, field, reseller channels, retail, and dealer networks. Siebel Systems' sales and service facilities are located in more than 37 countries. For more information, please visit Siebel Systems' Web site at www.siebel.com.

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.

This press release includes forward-looking statements, including statements relating to future revenue growth, goals and future business opportunities that are subject to risks, uncertainties and other factors that could cause actual results to differ materially from those referred to in the forward-looking statements. Such factors include, but are not limited to, failure to meet financial and product expectations of analysts and investors, risk as related to market acceptance of Vitria's product and alliance partner's products, deployment delays or errors associated with these and new products of Vitria and partners, hardware platform incompatibilities, need to maintain and enhance certain business relationships with system integrators and other parties, ability to manage growth, activities by Vitria and others regarding protection of proprietary information, release of competitive products and other actions by competitors and economic conditions in either domestic or foreign markets. These and other risks related to Vitria are detailed in Vitria's Annual Report on Form 10-K for the year ended Dec. 31, 2000, filed with the SEC on March 29, 2001, and in Vitria's quarterly reports on Form 10-Q as filed with the SEC. Vitria does not undertake an obligation to update forward-looking statements.