EMCOR Group, Inc. Subsidiaries Awarded Contracts For Installation Of Numerous Systems At Telemedicine Facility At University Of California, San Francisco

NORWALK, CONNECTICUT, May 11, 2010 - 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 four of its subsidiaries, namely, Dynalectric, Contra Costa Electric, Marelich Mechanical, and EMCOR Services Integrated Solutions, have been awarded contracts for the installation of mechanical, electrical, voice/data, and controls systems for a renovation project that will create a new state-of-the-art Telemedicine Facility at the University of California, San Francisco (UCSF), located in San Francisco, California.

The new 25,000 square foot facility will enable students and faculty around the world to participate in actual classroom and training programs on-line through an extensive audio/visual program and advanced technology. Dynalectric will be responsible for the installation of all electrical systems; Contra Costa Electric will be responsible for installing voice/data systems; Marelich Mechanical will install the plumbing systems; and EMCOR Services Integrated Solutions' scope of work includes installation of automated digital controls. The renovation, creating the new Telemedicine Facility, will be built to meet the requirements for a LEED Accredited Gold Facility.

"With the continued increase in the requirements and complexity of healthcare, the sophistication and high-tech nature of these systems rich environments are also escalating, requiring highly skilled and coordinated resources, such as those brought to bear by EMCOR's four subsidiaries working on this project," commented Anthony J. Guzzi, EMCOR Group, Inc.'s President and COO. "It's an honor to be working on the Telemedicine Facility at UCSF, helping to bring specialty health care directly to patients throughout the community."

About EMCOR Group, Inc.

A Fortune 500 company with estimated 2010 revenues of $5.0 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 26,000 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 and its 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, backlog 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 and mix of business. Certain of the risks and factors associated with EMCOR's business are also discussed in the Company's 2009 Form 10-K, its Form 10-Q for the first quarter ended March 31, 2010, 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.