EMCOR Group — Oct 30, 2025 release

Building Services segment in the fourth quarter, EMCOR currently expects the following for the full year 2025. Current Guidance (10/30/25) Previous Guidance (7/31/25) Revenues $16.7 billion – $16.8 billion $16.4 billion – $16.9 billion Non-GAAP Operating Margin* 9.2% – 9.4% 9.0% – 9.4% Non-GAAP Diluted EPS* $25.00 – $25.75 $24.50 – $25.75 * Excludes transaction costs related to the acquisition of Miller Electric and pending sale of EMCOR UK, as well as anticipated gain from sale of EMCOR UK. Third Quarter 2025 Earnings Conference Call Information EMCOR Group's third quarter conference call will be broadcast live via the internet today, Thursday, October 30, at 10:30 AM Eastern Daylight Time and can be accessed through the Company's website at www.emcorgroup.com . About EMCOR A Fortune 500 company and a member of the S&P 500, EMCOR Group, Inc. is a leader in mechanical and electrical construction services, industrial and energy infrastructure, and building services. This press release and other press releases may be viewed at the Company’s website at www.emcorgroup.com . EMCOR routinely posts information that may be important to investors on the landing page of the Company's website and in the “Investor Relations” section of the website at www.emcorgroup.com/investor-relations . Investors and potential investors are encouraged to consult the EMCOR website regularly for important information about EMCOR.  – MORE –  EMCOR Reports Third Quarter 2025 Resu