Group, Inc. Subsidiary Awarded Contract For Installation Of Electrical Systems From U.S. Department Of The Navy

NORWALK, CONNECTICUT, June 3, 2009 - EMCOR Group, Inc. (NYSE: EME), a Fortune 500® leader in mechanical and electrical construction, energy infrastructure and facilities services for a diverse range of businesses, reported that as previously noted on its 4/28/09 First Quarter Earnings Call, its Dynalectric San Diego subsidiary has received a contract for the installation of electrical systems from the United States Department of the Navy in connection with the conversion of the Berth Lima facility at Naval Air Station (NAS) North Island in San Diego, California.

Dynalectric San Diego will be responsible for the installation of all electrical systems involved in the conversion of the Berth Lima facility so that it's in compliance with and able to handle the needs of Nimitz Class Aircraft Carriers. Dynalectric's scope of work includes: making repairs and upgrades to the existing and industrial power systems; and installation of utility switchgear and control systems, dockside power connection stations, interior/exterior lighting, digital fire alarm reporting systems, cable television, underground electrical distribution, and shore power substations. Dynalectric San Diego will also be responsible for the installation of pier telephone distribution systems, telecommunications outside the plant, and a fiber optic data transmission system.

"It's an honor to have been chosen by the Department of the Navy to work on this project," said Philip Petersen, President and CEO of Dynalectric San Diego. "Performing this important project for our country to the Navy's demanding timelines, exacting technical standards, and rigid specifications is exactly the type of work where we excel, providing results that our track record proves to be of the highest standard."

About EMCOR Group, Inc.

A Fortune 500 company with estimated 2009 base revenues of $6.0 - $6.3 billion, EMCOR Group, Inc. (NYSE: EME) is a global leader in mechanical and electrical construction, energy infrastructure, and facilities services. A leading provider of critical infrastructure systems, EMCOR gives life to new structures and sustains life in existing ones by its planning, installing, operating, maintaining, and protecting the sophisticated and dynamic systems that create facility environments---such as electrical, mechanical, lighting, air conditioning, heating, security, fire protection, and power generation systems---in virtually every sector of the economy and for a diverse range of businesses, organizations and government. EMCOR represents a rare combination of broad reach with local execution, combining the strength of an industry leader with the knowledge and care of 170 locations. The 28,000 skilled employees of EMCOR have made the company, in the eyes of leading business publications, amongst the "World's Most Admired" and "Best Managed". EMCOR's diversity---in terms of the services it provides, the industries it serves and the geography it spans---has enabled it to create a stable platform for sustained results. The Company's strong financial position has enabled it to attract and retain among the best local and regional talent, to undertake and complete the most ambitious projects, and to redefine and shape the future of the construction and facilities services industry. Additional information on EMCOR can be found at www.EMCORGroup.com.

This release may contain certain forward-looking statements within the meaning of the Private Securities Reform Act of 1995. Any such comments are based upon information available to EMCOR management's perception thereof, as of this date, and EMCOR assumes no obligation to update any such forward-looking statements. These forward-looking statements may include statements regarding market opportunities, market share growth, gross profit, project mix, projects with varying profit margins, and selling, general and administrative expenses. These forward-looking statements involve risks and uncertainties that could cause actual results to differ materially from the forward-looking statements. Accordingly these statements are no guarantee of future performance. Such risk and uncertainties include, but are not limited to, adverse effects of general economic conditions, changes in the political environment, changes in the specific markets for EMCOR's services, adverse business conditions, availability of adequate levels of surety bonding, increased competition, unfavorable labor productivity, mix of business, and risks associated with foreign operations. Certain of the risks and factors associated with EMCOR's business are also discussed in the Company's 2007 Form 10-K, its Form 10-Q for the third quarter ended September 30, 2008, and in other reports filed from time to time with the Securities and Exchange Commission. All these risks and factors should be taken into account in evaluating any forward-looking statements.

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FOR: EMCOR GROUP, INC.

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