WALTHAM, MA (July 28, 2008) – IntervalZero Inc., a new Embedded software company led by a group of senior Ardence executives, today announced that it has acquired Ardence’s Embedded software business from Citrix Systems, Inc.

IntervalZero’s experienced team comprises the core of the Ardence Embedded software group, and includes management, engineering, development, sales, marketing, finance and support professionals with deep knowledge of Ardence’s Embedded customer base, Ardence’s market-leading Embedded products, and the Embedded technology marketplace.

The company, which is based in Waltham, MA, is headed by CEO Jeffrey D. Hibbard, an Ardence/Citrix executive with more than 20 years of software engineering, sales, marketing and management experience. IntervalZero launched its Web site today at :