FOR IMMEDIATE RELEASE

Assertive Design, Inc., Welcomes Dr. Samuel H. Fuller to its board

EVERETT, MA, May 16, 2005. Assertive Design announces that Dr. Samuel H. Fuller, Vice President of Analog Devices has joined their Board of Directors.

“Assertive Design is in a unique position to solve the ever-growing verification problem at its roots,” says Dr. Fuller. “The team has extensive experience in both design and verification, and this provides the right foundation for their innovative products.”

Assertive Design is delivering software products that enable high-quality system verification of hardware designs using assertions without the need for the separate development of the assertions. This enables all the cost reduction and quality benefits of having the assertions without the time and cost of developing the assertions.

“Assertive Design has hit upon a remarkable combination of technologies that is very much in tune with both design and verification engineers,” says Dr. Fuller. “They are executing to an aggressive development and deployment plan, which in itself is remarkable.”

Angelo Guadagno, CEO and Chairman of the Board of Assertive Design, believes that Dr. Fuller will be a driving force behind Assertive Design’s success at fulfilling customers needs. “Sam’s reputation is to build high performance teams and demand results from supporting vendors and partners. He will push us to his high standards.”

Fuller, is the Vice President of Research and Development at Analog Devices Inc. In this position he guides the technology strategy of Analog, leads the design tools group within the company and other corporate wide engineering initiatives, and directs their university-based research programs. Earlier in his career, as faculty member in EE & CS at Carnegie Mellon University and then as Vice President of Research at Digital Equipment Corp, Dr. Fuller lead work in high performance computer architectures, local area networking and advances in the Internet (e.g. IPv6 and AltaVista). He holds a B.S.E.E. from the University of Michigan and a M.S. and Ph.D. from Stanford University. He is an IEEE Fellow, AAAS Fellow, and a member of the National Academy of Engineering.

According to Alain Hanover, CEO of Navigator Technology Ventures, “Dr. Fuller’s addition to the Board brings the customer’s perspective straight into the Board room. Since the customer is the ultimate decision maker in the success of a company, this will be of enormous benefit to Assertive Design.”

About Assertive Design

Assertive Design is delivering software products that produce both a model for detecting errors and a tool for functional coverage. Assertive Design, Inc. is privately held.

Corporate headquarters are located at

433 Broadway

Everett, MA 02149

Telephone: 617-938-3854

Facsimile: 978-225-8324

Email: angelo@assertivedesign.com

Website: www.assertivedesign.com

TM

FOR IMMEDIATE RELEASE

About Assertive Design