RADVISION (Nasdaq: RVSN) reported today that Eli Doron, President and Chief Strategy Officer, has announced his resignation from the Company, to pursue other opportunities. Mr. Doron will cease to work at the Company from March 31, 2008.

Tel Aviv (March 12, 2008) –

RADVISION (Nasdaq: RVSN) reported today that Eli Doron, President and Chief Strategy Officer, has announced his resignation from the Company, to pursue other opportunities. Mr. Doron will cease to work at the Company from March 31, 2008.

Boaz Raviv, Chief Executive Officer, stated: “While we regret Eli Doron’s decision to leave, we are very appreciative of the many contributions that he has made to RADVISION. Eli has played a central role in positioning RADVISION as the innovative leader in the unified communications arena and allowed us to set the stage for future growth. We wish him every success in his future endeavors.”

Eli Doron commented: “RADVISION has played a major role in advancing videoconferencing technology and unified communications over the years. As a co-founder and executive who played an important role in driving the company forward, I take great pride in having been part of the company vision from the beginning.”

About RADVISION
RADVISION (Nasdaq: RVSN) is the industry’s leading provider of market-proven products and technologies for unified visual communications over IP, 3G and IMS networks. With its complete set of standards-based video networking infrastructure and developer toolkits for voice, video, data and wireless communications, RADVISION is driving the unified communications evolution by combining the power of video, voice, data and wireless – for high definition video conferencing systems, innovative converged mobile services, and highly scalable video-enabled desktop platforms on IP, 3G and emerging next-generation IMS networks. For more information about RADVISION, visit www.radvision.com.

This press release contains forward-looking statements that are subject to risks and uncertainties. Factors that could cause actual results to differ materially from these forward-looking statements include, but are not limited to, general business conditions in the industry, changes in demand for products, the timing and amount or cancellation of orders and other risks detailed from time to time in RADVISION’s filings with the Securities Exchange Commission, including RADVISION’s Form 20-F Annual Report. These documents contain and identify other important factors that could cause actual results to differ materially from those contained in our projections or forward-looking statements. Stockholders and other readers are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date on which they are made. We undertake no obligation to update publicly or revise any forward-looking statement.

Source: RADVISION