2007

Voltaire Named The #1 Fastest Growing Company by Deloitte Technology Fast 500 EMEA

Credits 500X Growth Rate over Five Years to Customer Demand for Improved Data Center Performance and Efficiency

BILLERICA, Mass. and HERZELIYA, Israel – November 28, 2007 – Voltaire Ltd. (NASDAQ: VOLT), a leading provider of grid backbone solutions for the data center, today announced it has been named the number-one company on the 2007 Deloitte Technology Fast 500 EMEA, a ranking of the 500 fastest growing technology companies in Europe, the Middle East and Africa. Rankings are based on percentage revenue growth over five years, from 2002–2006. Voltaire experienced a 500X growth rate during this period.

"We are honored to be recognized as the fastest growing company in EMEA," said Ronnie Kenneth, CEO of Voltaire. "Our fast and consistent growth is a testament to our customers who depend on Voltaire switches and software to improve the performance and efficiency of their data centers."

"We congratulate Voltaire for taking the top position in the Deloitte Technology Fast 500 EMEA and for being the fastest growing networking company among this select group of high growth companies. Achieving a phenomenal revenue growth of 500X over five years is a tremendous achievement," said Eric Morgain, partner in charge of Deloitte's Technology Fast 500 EMEA program.

In addition to ranking on Deloitte's Technology Fast 500, Voltaire ranked number-one on the Israel Technology Fast 50, which is a ranking of the 50 fastest growing technology firms in Israel.

In July 2007, Voltaire completed an initial public offering on the Nasdaq Global Market.

HPCwire Readers' Choice Awards

Earlier this month, Voltaire was honored with two 2007 HPCwire Readers'Choice Awards for

the Best Price/Performance HPC Networking Technology and the Best Price/Performance HPC Cluster solution. Determined by a poll of HPCwire readers, these awards are widely recognized within the global HPC community and are among the most prestigious awards given to both vendors and user organizations.

About Voltaire

Voltaire (NASDAQ: VOLT) designs and develops server and storage switching and software solutions that enable high-performance grid computing within the data center. Voltaire refers to its server and storage switching and software solutions as the Voltaire Grid Backbone^™. Voltaire's products leverage InfiniBand technology and include director-class switches, multi-service switches, fixed-port configuration switches, Ethernet and Fibre Channel routers and standards-based driver and management software. Voltaire's solutions have been sold to a wide range of end customers including governmental, research and educational organizations, as well as enterprises in the manufacturing, oil and gas, entertainment, life sciences and financial services industries.

Founded in 1997, Voltaire Ltd. is headquartered in Herzeliya, Israel, and has its U.S. headquarters in Billerica, Massachusetts. More information about Voltaire is available at www.voltaire.com or by calling 1-800-865-8247.

Forward Looking Statements

Information provided in this press release may contain statements relating to current expectations, estimates, forecasts and projections about future events that are "forward-looking statements" as defined in the Private Securities Litigation Reform Act of 1995. These forward-looking statements generally relate to the Voltaire's plans, objectives and expectations for future operations and are based upon management's current estimates and projections of future results or trends. Actual future results may differ materially from those projected as a result of certain risks and uncertainties. These factors include, but are not limited to, those discussed under the heading "Risk Factors" in Voltaire's final prospectus for its IPO filed with the Securities and Exchange Commission on July 27, 2007. These forward-looking statements are made only as of the date hereof, and we undertake no obligation to update or revise the forward-looking statements, whether as a result of new information, future events or otherwise.

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