Avistar Expands New Product Offerings in the UK.

JSR Technology Distributes the Latest Avistar C3[TM] Solutions via its Computer and Networking Services Group

SAN MATEO, Calif. -- Avistar Communications Corp. (www.avistar.com), a leader in leader in unified visual communications solutions, today announced that Northern Ireland-based JSR Technology, which specializes in computer networks, telephone systems, videoconferencing, and other services, will distribute the award-winning Avistar C3 software solutions platform.

JSR Technology will work with channel resellers to distribute the Avistar C3 solutions to end users. The firm already partners with Microsoft and Citrix resellers to deploy Microsoft Office Communications Server (OCS) and Citrix XenDesktop/XenApp thin client platforms, which complements Avistar's newest products launched at VoiceCon San Francisco 2009 earlier this month: the Avistar C3 Unified[TM] - Microsoft OCS Edition and the Avistar C3 Integrator[TM] - Citrix Edition solutions. These solutions are deal for JSR Technology's customer base as they improve employee productivity and reduce overall operating costs, while providing an industry-leading desktop visual communications experience on a variety of platforms.

"The Avistar C3 platform and its latest products provide significant productivity and value to JSR's resellers and clients alike. We expect that Avistar will become one of JSR's leading solutions in the next 12 months," said Jason Rosborough, Director, JSR Technology.

"We have benefited immensely from guidance and practical support from Invest NI's North West Regional Office in Derry for the development of the business, particularly in markets outside Northern Ireland, and we believe that the Avistar product range is an important catalyst in increasing cross-border trade in Ireland and further afield," Rosborough added.

About JSR Technology Ltd

JSR is a technology company based in Northern Ireland. JSR specialize in computer networks, telephone systems, video conferencing, web design and hosting. JSR serves as many companies' IT Department, and is proud to provide customers with a prompt excellent service. With two offices and fully qualified, friendly and hardworking staff, JSR is able to offer a range of professional technology services to businesses, helping clients to realize their business' full potential and notice a marked business improvement. For more information please visit www.jsrtechnology.com.

About Avistar Communications Corporation

Avistar (AVSR.PK) is an innovation leader in the unified visual communications industry, providing proven business-class desktop videoconferencing technology. Avistar's installations include more than 100,000 committed desktop seats worldwide, bringing together business users anytime and anyplace. Companies such as IBM, LifeSize, Logitech, Polycom and Sony use Avistar technology to power their unified communications solutions. Avistar also works with leading channel partners and resellers including AVI-SPL, CityIS, Fontel, Datamart and Jenne in more than 40 countries. For more information, please visit www.avistar.com.

Avistar, the Avistar logo, Avistar C3, Avistar C3 Unified and Avistar C3 Integrator are trademarks or registered trademarks of Avistar Communications Corporation. Microsoft is a trademark of Microsoft Corporation. Citrix, XenApp and XenDesktop are trademarks of Citrix Systems, Inc. All other names used are the trademarks of their respective owners.