11/02/2009

ELK GROVE VILLAGE, IL, November 2, 2009 – Lime Energy Co. (Nasdaq: LIME), today announced that it will publish its third quarter operating results after the market close on Thursday November 12th.  The same day, Lime Energy will hold a conference call at 4:30 ET to discuss the results.

Investors can access the call by calling toll free 866-700-7101 and use passcode 36761457. International callers can dial 617-213-8837 and use the same passcode.

The call will be available for replay until February 11, 2010 by dialing toll free 888-286-8010 or 617-801-6888. The replay will require use of passcode 62925774.

The call can also be accessed through Lime Energy's Investor Relations section of its website at http://www.lime-energy.com. This call is being webcast by Thomson/CCBN and is being distributed through the Thomson StreetEvents Network to both institutional and individual investors. Individual investors can listen to the call at http://www.fulldisclosure.com, Thomson/CCBN's individual investor portal, powered by StreetEvents. Institutional investors can access the call via Thomson's password-protected event management site, StreetEvents (http://www.streetevents.com).

About Lime Energy

Lime Energy is a leading provider of integrated energy engineering, consulting and implementation solutions specializing in improving the energy efficiency of our clients’ facilities, reducing their operating costs and carbon emissions.  We focus on two specific markets: the commercial and industrial market, including utilities, and the public sector market, working primarily with energy service companies (“ESCOs”).  Our clients include commercial and industrial businesses, property owners and managers, utilities, and ESCOs serving U.S. government and educational institutions.  We focus on deploying solutions to reduce the energy-related expenditures of our client’s facilities and the impact of their energy use on the environment, including energy efficient lighting upgrades, energy efficiency mechanical and electrical retrofit and upgrade services, water conservation, weatherization and renewable project development and implementation.  We provide energy efficiency solutions across all of our clients’ facilities, ranging from high-rise office buildings to manufacturing plants, retail sites, mixed use complexes and large, government sites to small, local facilities.  The company's stock is traded on NASDAQ under the symbol LIME. Additional information is available at the company's website at www.lime-energy.com or by calling 847-437-1666.

The Lime Energy logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=5171

FORWARD-LOOKING STATEMENTS

This news release includes forward-looking statements within the meaning of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995 including statements that reflect Lime Energy's current expectations about its future results, performance, prospects and opportunities. Lime Energy has tried to identify these forward-looking statements by using words and phrases such as ``may,'' ``expects,'' ``anticipates,'' ``believes,'' ``intends,'' ``estimates,'' ``plan,'' ``should,'' ``typical,'' ``preliminary,'' ``hope,'' or similar expressions. These forward-looking statements are based on information currently available to Lime Energy and are subject to a number of risks, uncertainties and other factors that could cause Lime Energy's actual results, performance, prospects or opportunities in 2009 and beyond to differ materially from those expressed in, or implied by, these forward-looking statements. These risks are referenced in Lime Energy's current Annual Report on form 10-K or as may be described from time to time in Lime Energy's subsequent SEC filings; and such factors as incorporated by reference.

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Investor Relations

Glen Akselrod, Bristol Capital Ltd.

Telephone (905) 326-1888

E-mail: glen@bristolir.com