EMCOR Group, Inc. Subsidiary Awarded Contract For Electrical Systems Installation For Remodeling Project At World Famous San Diego Zoo

NORWALK, CONNECTICUT, December 18, 2008 - 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, announced that the San Diego branch of its Dynalectric subsidiary has received a contract for the installation of electrical systems involved in a remodeling project at the San Diego Zoo in San Diego, California.

Dynalectric San Diego will be responsible for the installation of all electrical systems, including extensive site lighting, involved in the remodel of multiple sites over 7-acres at the world famous zoo. The areas to be remodeled include "Elephant Odyssey", a 2.5-acre habitat for the zoo's elephants (including a 120,000 gallon pool); a state-of-the-art elephant management facility; exhibits for California condors, lions, jaguars and tree sloths; and merchandise sales, dining and support facilities.

"Dynalectric San Diego is pleased to continue our relationship with the San Diego Zoological Society through this important project, the results of which will be seen and enjoyed by visitors the world over and for many years to come," said Philip Petersen, President and CEO of Dynalectric San Diego. "As a recognized leader in the design/build approach to construction and renovation, we look forward to bringing our in-house experience and expertise to bear in creating an environment for the San Diego Zoo that will provide the best possible home for its animals and attraction for its visitors."

About EMCOR Group, Inc.

A Fortune 500 company with estimated 2008 revenues of $6.8 - $7.0 billion, EMCOR Group, Inc. (NYSE: EME) is a global leader in mechanical and electrical construction, energy infrastructure, and facilities services. EMCOR gives life to new structures and sustains life in existing ones by its planning, installing, operating and maintaining the sophisticated and dynamic systems that create facility environments---such as electrical, mechanical, lighting, air conditioning, heating, security and power generation systems---in virtually every sector of the economy and for a diverse range of businesses around the world. EMCOR represents a rare combination of reach with local execution, combining the strength of an industry leader with the knowledge and care of 170 locations worldwide. The 30,000 skilled employees of EMCOR have made the company, in the eyes of leading business publications, amongst America's "Most Admired" and "Best Performing." 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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