MITEM Joins Siebel Alliance Program and Successfully Completes Validation

Delivers integration between Siebel eBusiness Applications and a
broad range of Legacy Systems

MENLO PARK, CA and SAN MATEO, CA (14 September, 2000) - MITEM Corporation, the leading provider of legacy integration software for conducting real-time eBusiness, today announced it has joined the Siebel Alliance Program as a Premier Software Partner. Siebel Systems (Nasdaq: SEBL) is the world's leading provider of eBusiness application software. In addition, MITEM has successfully completed the Siebel Validation Program, and MitemView v5.1, the non-invasive integration solution, is now "Siebel 99 Approved".

"Validating MitemView with Siebel 99 demonstrates our confidence in MITEM's ability to integrate with Siebel eBusiness Applications providing a viable legacy integration solution for our customers," said Michael Straub, technical director of alliances at Siebel Systems. "MitemView enables Siebel Systems' customers to quickly, easily and non-invasively integrate with the broad range of platforms that MITEM supports."

Siebel Systems partners with proven technology leaders to deliver tangible business benefits throughout the enterprise. The Siebel Validation Program applies rigorous technical scrutiny to evaluate and document integrated third-party solutions. By choosing Siebel eBusiness Applications and validated partner solutions, Siebel customers can pursue a best-of-class software acquisition strategy and quickly deploy the very best solution available.

MITEM has a proven track record of increasing the productivity of Customer Service and Call Center professionals. MitemView helps to deliver a truly integrated agent desktop, dramatically improving agent response time, thereby increasing customer satisfaction and loyalty.

"As a Siebel 99 validated partner, MITEM helps make legacy application integration achievable, predictable, and simple to implement for Siebel Systems' customers," said Martin Fincham, vice president of marketing at MITEM. "This validation acknowledges MitemView's capability to deliver real-time, non-invasive application integration on an enterprise scale. For our joint customers, this pre-built product integration means accelerated implementation times at a much lower cost than previously possible."

About Siebel Systems

Siebel Systems, Inc. (Nasdaq: SEBL) is the world's leading provider of eBusiness application software. Siebel Systems provides an integrated family of eBusiness application 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 28 countries. For more information, please visit the Siebel Web site at www.siebel.com.

Contact:

Siebel Systems
Siebel Systems Public Relations
(650) 295-5455
pressreleases@siebel.com

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