Comverge Added to NASDAQ Clean Edge U.S. Indexes

East Hanover, NJ: September 17, 2007 – Comverge, Inc. (NASDAQ: COMV),a leading clean capacity provider of energy solutions through demand response, today announced it has been added to the NASDAQ(R) Clean Edge(R) U.S. Index and the NASDAQ(R) Clean Edge(R) U.S. Liquid Series Index, effective with the market open on Monday September 24, 2007. The NASDAQ Clean Edge U.S. index began on May 18, 2006 and is evaluated semi-annually.

The NASDAQ Clean Edge U.S. Index and the NASDAQ Clean Edge U.S. Liquid Series Index are designed to track the performance of clean-energy companies that are publicly traded in the U.S. The indexes includes companies engaged in the manufacturing, development, distribution, and installation of emerging clean-energy technologies such as automated metering systems, energy management systems like demand response and smart grid technology.

"We are honored to be included in these indexes, which reflects our continued dedication to bringing innovative clean energy solutions to market." said Robert M. Chiste, Chairman, President and CEO of Comverge, Inc. "We believe our addition to the NASDAQ Clean Edge U.S. Indexes reflects growing investor interest in Comverge."

Chosen securities must meet eligibility criteria that include minimum requirements for market value, average daily share volume, and price. The indexes are evaluated on a semi-annual basis in March and September. For more information about the NASDAQ Clean Edge U.S. Index and the NASDAQ Clean Edge U.S. Liquid Series Index, including detailed eligibility criteria, visit www.NASDAQ.com.

About Comverge
Comverge is a leading clean capacity provider of energy solutions that enhance grid reliability and enable utilities to increase available electric capacity during periods of peak energy demand. Our solutions support national efforts toward nationwide carbon reductions while providing peak capacity on a more cost-effective basis than conventional alternatives. For more information, visit www.comverge.com.

About NASDAQ
NASDAQ is the largest U.S. electronic stock market. With approximately 3,200 companies, it lists more companies and, on average, its systems trade more shares per day than any other U.S. market. NASDAQ is home to companies that are leaders across all areas of business including technology, retail, communications, financial services, transportation, media and biotechnology. NASDAQ is the primary market for trading NASDAQ-listed stocks. For more information about NASDAQ, visit the NASDAQ Web site at http://www.nasdaq.com or the NASDAQ Newsroom at http://www.nasdaq.com/newsroom/.

About Clean Edge
Clean Edge, Inc., with offices in Oakland, Calif. and Portland, Ore., is a leading research and publishing firm that helps companies, investors, and policymakers understand and profit from clean technologies. Through its research and reports, conferences and events, and strategic consulting services, Clean Edge tracks and analyzes clean-tech markets, trends, and opportunities. The company publishes the annual Clean Energy Trends report, co-produces the annual Clean-Tech Investor Summit, and co-publishes the NASDAQ Clean Edge U.S. index. Launched in 2001 by environmental and high-tech business pioneers Ron Pernick and Joel Makower, Clean Edge and its network of partners and affiliates offer unparalleled insight and intelligence. For more information, visit www.cleanedge.com.

Media Relations

Simon Jones
PR for Comverge, Inc.
415.856.5155
Vice President, Blanc and Otus
sjones@blancandotus.com

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