1. October 23, 2008
EMCOR Group, Inc.
QUARTER THREE
2008

2. EMCOR Participants Frank MacInnis Chairman & Chief Executive Officer
Tony Guzzi President & Chief Operating Officer
Mark Pompa EVP & Chief Financial Officer
Mava Heffler VP, Marketing & Communications
Sheldon Cammaker EVP & General Counsel
Kevin Matz EVP, Shared Services
Slide 2

3. Key Financial Data – Income Statement
($ Thousands, except share and per share information)
(Unaudited)
* Reflects 2 for 1 Stock Split – July 9, 2007
Slide 3

4. Key Financial Data – Income Statement
($ Thousands, except share and per share information)
(Unaudited)
* Reflects 2 for 1 Stock Split – July 9, 2007
Slide 4

5. 2008 – Qtr. 3 – Record Results
Revenues up 14.6% (organic 8.0%) to record $1.7 billion
Continued strong demand in U.S. Construction and Facilities Services
U.S. Facilities Services up 38% due in part to refinery services and Mechanical Services acquisitions
U.S. Electrical Construction and Facilities Services up 27%
Operating income up 43.2% to a record $78.6 million
Operating margin record 4.6%
U.S. Electrical Construction and Facilities Services OI% 7.5%
International businesses OI% 2.5% vs %
Slide 5

6. 2008 – Qtr. 3 – Record Results
Income from continuing operations up 31.2% to a record $48.6 million
$0.72 per diluted share vs. $0.55
YTD cash flows from operations $199.7 million
Balance sheet cash $340.8 million
Stockholders’ equity $1.0 billion
Slide 6

7. Key Financial Data – Balance Sheet
($ Thousands)
Slide 7

8. Backlog Commercial Hospitality Industrial Healthcare Institutional
($ Millions)
Commercial
Hospitality
Industrial
Healthcare
Institutional
Transportation
Water & Wastewater
Slide 8

9. Recent Awards NYS DOT Wantagh Parkway – Wantagh, NY
Ogilvy & Mather – New York, NY
University of Wisconsin, School of Medicine – Madison, WI
North American Stainless – Ghent, KY
Hard Rock South Tower – Las Vegas, NV
Atchison Hospital – Atchison, KS
Harvard University – Cambridge, MA
Slide 9

10. Growth & Profitability of U.S. Facilities Services
Revenues
($ Millions)
Operating Income
($ Millions)
Operating Income %
Full Year
Qtr. 3
YTD
Full Year
Qtr. 3
YTD
Full Year
Qtr. 3
YTD
Slide 10

11. 2nd Half 2008 Outlook Revenues & Margin Expansion
(+) U.S. Facilities Services Growth
– Ohmstede
– Mechanical Services
(+) High quality of earnings / $199.7M cash flows from operations YTD
Backlog Level - $4.42 billion
(+) Balance among market sectors
(–) Commercial & Hospitality down 27% from 9/30/07
(+) Healthcare, Transportation, Industrial, Water & Wastewater, Institutional up 24% from 9/30/07
(+) Healthcare, Transportation, Industrial, Water & Wastewater, Institutional – 62%
International Operations
(+) Canada & UK businesses stable & profitable
Slide 11

12. 2008 Guidance
Slide 12