Press Release

02.07.08

Acorn Energy Listing Upgraded to NASDAQ Global Market

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MONTCHANIN, Del., Feb. 7 /PRNewswire-FirstCall/ -- Acorn Energy, Inc. (Nasdaq: ACFN - News) today announced that NASDAQ has approved the Company's application to move its exchange listing from the NASDAQ Capital Market to the NASDAQ Global Market. The Company's shares will continue to be listed under the trading symbol of "ACFN" and will begin trading on the NASDAQ Global Market effective with the opening of business on February 11, 2008.

"We are extremely pleased that our application to move to the NASDAQ Global Market has been approved. We expect the upgraded listing to give us increased visibility, especially to institutional investors. We look forward to communicating our story to an expanded audience," said John A. Moore, President and Chief Executive Officer.

About Acorn Energy, Inc.

Acorn Energy specializes in acquiring and accelerating the growth of emerging ventures that promise improvement in the economic and environmental efficiency of the energy sector. Acorn aims to take primarily controlling positions in companies led by great entrepreneurs and add value by supporting those companies with branding, positioning, strategy and business development. Acorn Energy is a global company with equity interests in Comverge, the leading clean capacity provider of energy solutions through demand response; CoaLogix, Inc. and its subsidiary, SCR-Tech LLC, the leading provider of catalyst regeneration technologies and services to reduce NOx emissions by fossil-fuel power plants; Paketeria AG, a German super services provider; and dsIT, a leader in underwater security systems for strategic coastal energy infrastructure. In addition, Acorn holds interests in Local Power, Inc., the creator of Community Choice Aggregation, a revolution in renewable power and retail markets for electricity, and GridSense Systems Inc., an industry leader in providing remote monitoring and control systems to electric utilities and industrial facilities worldwide. For more information visit www.acornenergyinc.com.

Safe Harbor Statement

This press release includes forward-looking statements, which are subject to risks and uncertainties. Maintenance of the listing of the Company's common stock for trading on NASDAQ Global Market is conditional upon the Company's continued compliance with the NASDAQ's listing criteria. There is no assurance that the events or factors described in this release will in fact result in more interest from institutional investors or that such interest will have a positive effect on the liquidity or market price of the Company's stock. A complete discussion of the risks and uncertainties which may affect Acorn Energy's business generally is included in "Risk Factors" in the Company's most recent Annual Report on Form 10-K as filed by the Company with the Securities and Exchange Commission.