Vertical CEO To Speak at Thomas Weisel Partners Investor Conference on February 7

CAMBRIDGE, Mass. (Jan. 29, 2007) — Vertical Communications (VRCC.OB)("Vertical"), a leading provider of next-generation, IP-based phone systems and voice applications that help businesses better serve their customers, announced today that William Tauscher, Chairman and Chief Executive Officer of the company, will speak at the upcoming Thomas Weisel Partners Technology Conference 2007 on Wednesday, February 7 at the Fairmont Hotel in San Francisco, California.

During the session, Tauscher will review the current business and technology engines influencing next-generation business communications, the important steps Vertical has taken to help hundreds of thousands of small-to mid-sized business customers increase productivity and improve service levels, and the transformational power of IP-based phone systems to set new standards in productivity and affordability. Tauscher will also discuss Vertical's growth strategy and preview the company's next-generation IP platform.

The presentation will begin at 8:35 AM Pacific Time. Listeners can access the presentation live at http://www.veracast.com/webcasts/twp/tech07/36302396.cfm on the day of the event. A replay of the webcast will be archived for 30 days following the presentation.

About Vertical
Vertical Communications, Inc. is a leading provider of next-generation IP-based voice and data communications systems for business. Vertical combines voice and data technologies with business process understanding to deliver integrated IP-PBX and application solutions that enhance customer service and business productivity. Vertical´ customers are leading companies of all sizes – from small to large and distributed – and include CVS/pharmacy, Staples and Apria Healthcare. Vertical is headquartered in Cambridge, Mass. and delivers its solutions through a worldwide network of systems integrators, resellers and distributors. For more information, please visit the company´s Website at www.vertical.com.

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"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995
Statements regarding the future growth and potential opportunity of the IP-PBX telephony market and future market demand for our products and services, our prospectus for future expansion of our international presence, our ability to provide our customers with products, services and customer support they consider beneficial and cost-effective, our revenue growth as a result of responding to the market opportunity presented, our ability to expand our position as an industry leader, as well as other statements that are not historical facts are "forward-looking statements." These forward-looking statements rely on a number of assumptions concerning future events and are subject to a number of risks and uncertainties that could cause actual results to differ from those contained in the forward-looking statements. These include, but are not limited to, uncertainties surrounding whether the IP-PBX telephony market will grow as projected and present opportunities in the future; whether market opportunity will present itself in the United States and Europe and whether we will be able to capitalize upon such opportunity; whether we will be able to successfully execute our business strategies; whether our customers will perceive our products, services and customer support as valuable and beneficial; volatility in our stock price as a result of the matters discussed above; the volatility of gross margins, to reduce operating expenses, and to manage cash flows (and the timing and degree of any such improvements in gross margins, reductions in operating expenses and management of cash flows); failure to integrate in an efficient and timely manner acquired companies; failure to retain and attract key employees; or difficulties and other factors detailed in the Company's filings with the Securities and Exchange Commission, including the most recent filing of Form 10-Q.

Trademark Information
Vertical Communications and the Vertical Communications logo and combinations thereof are trademarks of Vertical Communications, Inc. Artisoft, Comdial, TeleVantage, InstantOffice, Vertical Networks, Vodavi, XTS IP, Telenium IP and StarPlus are registered trademarks of Vertical Communications, Inc. All other brand and product names are used for identification only and are the property of their respective holders.

Press Contact:
Ann McDonough
Vertical Communications, Inc.
amcdonough@vertical.com
617-354-0600 ext. 194