ADVISORY/Sonexis Experts to Discuss the Next Generation of Audio and Web Conferencing; Presentation to Occur at Wainhouse Research Conferencing4Business Event in Chicago Area.

News Editors/Business Editors/Assignment Desks/High-Tech Writers

ADVISORY...for Wednesday (Oct. 22)

--(BUSINESS WIRE)

Who:        Representatives from Sonexis, Inc.(www.sonexis.com),
            including Ed Wadbrook, senior vice president - product
            management & strategy, and Chris Rehl, director of product
            management and marketing.

What:       Wadbrook and Rehl will participate in three conference
            sessions:

               --   "Driving Enterprise Benefits Through Next
                    Generation Conferencing Solutions" - Wadbrook will
                    explain what benefits organizations of all sizes
                    are realizing through their implementation of rich
                    media conferencing. He will discuss the principal
                    benefits of audio and web conferencing, along with
                    customer case studies.

               --   "Owning Versus Renting: The CSP vs. CPE Tradeoffs"
                    - Rehl's session will review the options that
                    exist for implementing audio and web conferencing
                    solutions within organizations. He will discuss
                    the advantages and disadvantages of leasing versus
                    buying, and using a service provider versus
                    implementing in-house equipment. Rehl will
                    illustrate the discussion with examples from the
                    experience of customers.

               --   "The Future of VoIP and Video in Enterprise
                    Communications" - At the conclusion of the day-
                    long conference, Wadbrook will join a panel
                    discussion, moderated by Dr. Ann S. Earon,
                    chairperson, IMCCA and president of TRI, Inc. The
                    panel will include executives from Wainhouse
                    Research and V-SPAN.

When/Where: The Wainhouse Research Conferencing4Business event will be
            held in Rosemont, IL on Wednesday, October 22, 2003, at
            the Donald E. Stephens Convention Center.

Conferencing4Business is an informative one-day seminar presented by Wainhouse Research. Designed as an educational forum on audio, video, web and other collaborative conferencing technologies, the seminar also includes an exhibition from leading vendors in the conferencing space.

About Sonexis, Inc.

Sonexis, Inc. delivers an in-house, secure audio and web conferencing system that helps businesses improve business processes and communications while significantly reducing the cost of conferencing. The Sonexis(TM) ConferenceManager system is easy to use, enhances security of sensitive corporate information, requires low administrative overhead, and leverages existing network investments. The audio and web conferencing system has been proven to significantly lower costs and delivers a rapid return on investment. Headquartered in Tewksbury, Massachusetts, Sonexis is backed by Zero Stage Capital, Venrock Associates, and UBS Capital Americas. Reach Sonexis at 978-640-2000, toll-free at 866-2SONEXIS (1-866-276-6394), or at www.sonexis.com.